SIMPLE  =                    T / file does conform to FITS standard             BITPIX  =                    8 / number of bits per data pixel                  NAXIS   =                    1 / number of data axes                            NAXIS1  =                    0 / length of data axis 1                          EXTEND  =                    T / FITS dataset may contain extensions            COMMENT   FITS (Flexible Image Transport System) format is defined in 'AstronomyCOMMENT   and Astrophysics', volume 376, page 359; bibcode: 2001A&A...376..359H HISTORY fimgcreate 1.0b at 2006-12-09T11:44:12                                  DATE    = '2006-12-09T11:44:12' / file creation date (YYYY-MM-DDThh:mm:ss UT)   INSTRUME= 'UVOT    '                                                            TSTART  =       168231897.9621                                                  TSTOP   =      168232349.57402                                                  DATE-OBS= '2006-05-02T03:03:24'                                                 DATE-END= '2006-05-02T03:12:28'                                                 OBJECT  = 'GRB060502a'                                                          PROCVER = '3.7.7   '           / Processing script version                      SOFTVER = 'Hea_20July2006_V6.1_Swift_Rel2.5a(Bld19)_22Sep2006' / HEASOFT and SwiCALDBVER= 'b20060530_u20060913_x20060427_m20060913' / CALDB index versions used TIMESYS = 'TT      '           / time system                                    MJDREFI =                51910 / MJD reference day 01 Jan 2001 00:00:00         MJDREFF =        0.00074287037 / MJD reference (fraction of day) 01 Jan 2001 00:CLOCKAPP=                    F / If clock correction are applied (F/T)          TIMEUNIT= 's       '           / Time unit for timing header keywords           UTCFINIT=    -1.16768000000000 / [s] UTCF at TSTART                             CHECKSUM= 'EaaFGYRFEaXFEYXF'   / HDU checksum updated 2006-12-09T12:50:26       DATASUM = '         0'         / data unit checksum updated 2006-12-09T12:50:26 END                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             XTENSION= 'IMAGE   '           / IMAGE extension                                BITPIX  =                   32 / number of bits per data pixel                  NAXIS   =                    2 / number of data axes                            NAXIS1  =                  160 / length of data axis 1                          NAXIS2  =                  160 / length of data axis 2                          PCOUNT  =                    0 / required keyword; must = 0                     GCOUNT  =                    1 / required keyword; must = 1                     MESGNAME= 'UVOT_GENI_IMAGE'    / Name of the message                            TELESCOP= 'SWIFT   '           / Telescope (mission) name                       INSTRUME= 'UVOTA   '           / Instrument name                                OBS_ID  = '00208169000'        / Observation ID                                 TARG_ID = '208169  '           / Target ID                                      SEG_NUM = '0       '           / Segment number                                 CREATOR = 'TDRSS2FITS V3.15'   / Program that created this FITS file            ORIGIN  = 'GSFC    '           / Source of FITS file                            TLM2FITS= 'V3.15   '           / Telemetry converter version number             EQUINOX =                 2000 / Equinox                                        RADECSYS= 'FK5     '           / Coordinates system                             TIMESYS = 'TT      '           / Time system                                    MJDREFI =               51910. / Reference MJD Integer part                     MJDREFF =        0.00074287037 / Reference MJD fractional                       TIMEUNIT= 's       '           / Time unit for the time header keywords         TIERRELA=               1.0E-8 / [s/s] relative errors expressed as rate        TIERABSO=                  1.0 / [s] timing  precision  in seconds              CLOCKAPP=                    F / If clock correction are applied (F/T)          TIMEREF = 'LOCAL   '           / Time reference (barycenter/local)              TASSIGN = 'SATELLITE'          / Time assigned by clock                         DATE    = '2006-12-09T11:31:01' / file creation date (YYYY-MM-DDThh:mm:ss UT)   UTCFINIT=    -1.16768000000000 / [s] UTCF at TSTART                             TSTART  =       168231897.9621 / Start time                                     DATE-OBS= '2006-05-02T03:04:56'                                                 TSTOP   =      168231997.79682 / Stop time                                      DATE-END= '2006-05-02T03:06:36'                                                 TELAPSE =     99.8347199857235 / TSTOP - TSTART                                 ONTIME  =     99.8347199857235 / Sum of GTIs                                    LIVETIME=     99.8347199857235 / Ontime multiplied by DEADC                     EXPOSURE=     99.8347199857235 / Total exposure, with all known correction      DEADC   =                   1. / dead time correction                           EXTNAME = 'wh168231897I'       / Extension name                                 HDUCLASS= 'OGIP    '           / Format conforms to OGIP standards              HDUCLAS1= 'IMAGE   '           / Image data                                     HDUCLAS2= 'TOTAL   '           / Total data values                              DATAMODE= 'IMAGEEVENT'         / Instrument operating mode                      EXPID   =            168231897 / uvot EXPosure ID                               FILTER  = 'WHITE   '           / FILTER used in exposure                        RA_PNT  =     240.864293718976 / [deg] Ra Pointing                              DEC_PNT =      66.599687388502 / [deg] Dec Pointing                             PA_PNT  =             21.03826 / [deg] Position angle (roll)                    WINDOWX0=                  932 / Lower left hand X                              WINDOWY0=                  982 / Lower left hand Y                              WINDOWDX=                  320 / X Window width                                 WINDOWDY=                  320 / Y Window width                                 NFRAMES =                 9043 / number of frames included                      GRBLOC  =                    1 / GRB Location 1=XRT 0=MODE CMD                  BPEHWIN =                    0 / BPE hardware window height                     BINX    =                    2 / Binning in the x-axis                          BINY    =                    2 / Binning in the y-axis                          CMPCNTMN=                    F / Compression losses didn't occurred in the imageCMPOTHRS=                 8191 / Overflow of lossy compression algorithm        CMPUTHRS=                -8192 / Underflow of lossy compression algorithm       CTYPE1  = 'RAWX    '           / WCS  axis type                                 CUNIT1  = 'pixel   '           / WCS axis unit                                  CRVAL1  =                932.5 / WCS reference value                            CDELT1  =                    2 / WCS coordinate increment                       CRPIX1  =                   1. / WCS Reference point                            CTYPE2  = 'RAWY    '           / WCS  axis type                                 CUNIT2  = 'pixel   '           / WCS axis unit                                  CRVAL2  =                982.5 / WCS reference value                            CDELT2  =                    2 / WCS coordinate increment                       CRPIX2  =                   1. / WCS Reference point                            UTCCTIME=             -1.16768 / [s] UTC Correction time                        UTCCSEC =                   -2 / UTC Correction Seconds                         UTCCSUBS=                41616 / [2*10**(-5) s] UTC Correction SubSeconds       PKTTIME =       168232003.0956 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5      PKTSEC  =            168232003 / ccsds PacKeT SEConds                           PKTSUBS =                 4780 / [2*10**(-5) s] ccsds PacKeT SUBSeconds         APID    =                  843 / Application Process Identifier                 BLANK   =          -2147483648 / Data null value                                CHECKSUM= 'bEjgcBhebBhebBhe'   / HDU checksum updated 2006-12-09T12:50:26       DATASUM = '116493  '           / data unit checksum updated 2006-12-09T11:31:01 PROCVER = '3.7.7   '           / Processing script version                      SOFTVER = 'Hea_20July2006_V6.1_Swift_Rel2.5a(Bld19)_22Sep2006' / HEASOFT and SwiCALDBVER= 'b20060530_u20060913_x20060427_m20060913' / CALDB index versions used END                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
		
	

	


	








	
	

		




		

		






		



	




	
	
				

		



	
	







	


	

		

	


	

	
		


	
		
	


	
		
			
					
	
	




	

		





	






	



	

	
	
	






"$


		
  &
	

	


		


	




	





					


	


	





	

	
		

	
	


		
	

		
	



	












	

	
	





			





			


	

		


	

	


			


	







	



	







				



	


	




	




	
	
		
		



	

		

	

	
			


				


	
	


	
		

		
	



	





	
	
	









		
	


	


			
		




	




	
	

	
	



	


	

	



 BE!
	





"`‘€+


			



		

/qwY
	






	
	
	:R1

	
	





	

	



	

				
	
	
	


	

		
	


	


	



	







			




	
	



	
	


	






	


		







	
		







	
	
	


	
	













		
			
	







	
	


			








				


















		#!	
	

	

		


	

#jz<
	

		

	
X¼ŽJ
	








			


Nuj


	






=0		









	


	









	
	



	

	


	
	
	

	

	
		

	

			


	
				


		

	

	




	






	



	
		
	
	


	




		
			







		



	

	


	








	

	
	

	


		
	
	

	

	
	



		

	



	

	





		
	
	
	


	




		
	
	

	






















	
	


	

	

	















	



	
	

	

	
	
	




	



	


	




			


	 .(

	

	



	
	
	
$
	






	




		
	


	







	











	

	










	

	
	

		




	

	
	

	





	






	

	







	
	

	






		



	











	




	



	





			


	



















	


	
	

	
	


		




	

	
	

		
	







	



		

		


	


	

		
	




	






		

	







		


			




			




	
		

			







	



			


			


	


		




	
	








	

		









	





	
		

	

				






	




	

	




	
	



	




			
		



	







	
	
	











	







		


		
	





		










	









	
	



	

	




	


	






	


	







	

	
	




	












	
	







	



	










	












	














	


	





	




		



	


	







	



	

		





	







		








	





	











		


	












	




		



	
		






		









	
		



		

	
	




	







	

		
	


		
	
	








	


	









	
		
	
	


	










	

	

	
	
			





	


	

	
		


		






	








	











	
	

	




	
	

	
		




	
		




		



		







		
		
	


	


















	


	







	


	
	


	

	



	



	

	

	

	


	

XTENSION= 'IMAGE   '           / IMAGE extension                                BITPIX  =                   32 / number of bits per data pixel                  NAXIS   =                    2 / number of data axes                            NAXIS1  =                  160 / length of data axis 1                          NAXIS2  =                  160 / length of data axis 2                          PCOUNT  =                    0 / required keyword; must = 0                     GCOUNT  =                    1 / required keyword; must = 1                     MESGNAME= 'UVOT_GENI_IMAGE'    / Name of the message                            TELESCOP= 'SWIFT   '           / Telescope (mission) name                       INSTRUME= 'UVOTA   '           / Instrument name                                OBS_ID  = '00208169000'        / Observation ID                                 TARG_ID = '208169  '           / Target ID                                      SEG_NUM = '0       '           / Segment number                                 CREATOR = 'TDRSS2FITS V3.15'   / Program that created this FITS file            ORIGIN  = 'GSFC    '           / Source of FITS file                            TLM2FITS= 'V3.15   '           / Telemetry converter version number             EQUINOX =                 2000 / Equinox                                        RADECSYS= 'FK5     '           / Coordinates system                             TIMESYS = 'TT      '           / Time system                                    MJDREFI =               51910. / Reference MJD Integer part                     MJDREFF =        0.00074287037 / Reference MJD fractional                       TIMEUNIT= 's       '           / Time unit for the time header keywords         TIERRELA=               1.0E-8 / [s/s] relative errors expressed as rate        TIERABSO=                  1.0 / [s] timing  precision  in seconds              CLOCKAPP=                    F / If clock correction are applied (F/T)          TIMEREF = 'LOCAL   '           / Time reference (barycenter/local)              TASSIGN = 'SATELLITE'          / Time assigned by clock                         DATE    = '2006-12-09T11:31:01' / file creation date (YYYY-MM-DDThh:mm:ss UT)   UTCFINIT=    -1.16770000000000 / [s] UTCF at TSTART                             TSTART  =      168232003.28234 / Start time                                     DATE-OBS= '2006-05-02T03:06:42'                                                 TSTOP   =      168232349.57402 / Stop time                                      DATE-END= '2006-05-02T03:12:28'                                                 TELAPSE =     346.291680008173 / TSTOP - TSTART                                 ONTIME  =     346.291680008173 / Sum of GTIs                                    LIVETIME=     346.291680008173 / Ontime multiplied by DEADC                     EXPOSURE=     346.291680008173 / Total exposure, with all known correction      DEADC   =                   1. / dead time correction                           EXTNAME = 'vv168232003I'       / Extension name                                 HDUCLASS= 'OGIP    '           / Format conforms to OGIP standards              HDUCLAS1= 'IMAGE   '           / Image data                                     HDUCLAS2= 'TOTAL   '           / Total data values                              DATAMODE= 'IMAGEEVENT'         / Instrument operating mode                      EXPID   =            168232003 / uvot EXPosure ID                               FILTER  = 'V       '           / FILTER used in exposure                        RA_PNT  =     240.866012475439 / [deg] Ra Pointing                              DEC_PNT =     66.5974356064642 / [deg] Dec Pointing                             PA_PNT  =             21.04007 / [deg] Position angle (roll)                    WINDOWX0=                  932 / Lower left hand X                              WINDOWY0=                  982 / Lower left hand Y                              WINDOWDX=                  320 / X Window width                                 WINDOWDY=                  320 / Y Window width                                 NFRAMES =                31367 / number of frames included                      GRBLOC  =                    0 / GRB Location 1=XRT 0=MODE CMD                  BPEHWIN =                    0 / BPE hardware window height                     BINX    =                    2 / Binning in the x-axis                          BINY    =                    2 / Binning in the y-axis                          CMPCNTMN=                    F / Compression losses didn't occurred in the imageCMPOTHRS=                 8191 / Overflow of lossy compression algorithm        CMPUTHRS=                -8192 / Underflow of lossy compression algorithm       CTYPE1  = 'RAWX    '           / WCS  axis type                                 CUNIT1  = 'pixel   '           / WCS axis unit                                  CRVAL1  =                932.5 / WCS reference value                            CDELT1  =                    2 / WCS coordinate increment                       CRPIX1  =                   1. / WCS Reference point                            CTYPE2  = 'RAWY    '           / WCS  axis type                                 CUNIT2  = 'pixel   '           / WCS axis unit                                  CRVAL2  =                982.5 / WCS reference value                            CDELT2  =                    2 / WCS coordinate increment                       CRPIX2  =                   1. / WCS Reference point                            UTCCTIME=              -1.1677 / [s] UTC Correction time                        UTCCSEC =                   -2 / UTC Correction Seconds                         UTCCSUBS=                41615 / [2*10**(-5) s] UTC Correction SubSeconds       PKTTIME =      168232356.37624 / [s] ccsds PacKeT TIME=PKTSEC+PKTSUBS*2e-5      PKTSEC  =            168232356 / ccsds PacKeT SEConds                           PKTSUBS =                18812 / [2*10**(-5) s] ccsds PacKeT SUBSeconds         APID    =                  843 / Application Process Identifier                 BLANK   =          -2147483648 / Data null value                                CHECKSUM= 'Xa5UZZ2SXa2SXY2S'   / HDU checksum updated 2006-12-09T12:50:26       DATASUM = '97917   '           / data unit checksum updated 2006-12-09T11:31:02 PROCVER = '3.7.7   '           / Processing script version                      SOFTVER = 'Hea_20July2006_V6.1_Swift_Rel2.5a(Bld19)_22Sep2006' / HEASOFT and SwiCALDBVER= 'b20060530_u20060913_x20060427_m20060913' / CALDB index versions used END                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             



		














	
















	











	






























































	





	





		

	

	













	

	

	







	$
		





	









	






			




	
















	
	








	




		










	




			





	




	















	





	


















	



	








	




	










	






























































	









	

	
		

	





	






	
	








	



		


















	



	








	























	








		
	
 



	




	


HxY	




	











	


5’’G





	








8K(	

























	
	





	






		













	








	
		


























	








	




	









	



	




























	












	
	
		
















	















		










	










	



"da





	






q¿ª3











	
	




	



	
Pmi,


	







F&

	






	







	



		

























	























)