TDRSS scaled map for 1048783

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 17 May 21 05:28:14 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1048783,   Seg_Num: 0
GRB_RA:          358.174d {+23h 52m 42s} (J2000),
                 358.451d {+23h 53m 48s} (current),
                 357.525d {+23h 50m 06s} (1950)
GRB_DEC:         -39.105d {-39d 06' 17"} (J2000),
                 -38.986d {-38d 59' 08"} (current),
                 -39.383d {-39d 22' 58"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1647 [cnts]    Image_Peak=121 [image_cnts]
TRIGGER_DUR:     0.512 [sec] 
TRIGGER_INDEX:   121     E_range: 15-50 keV
BKG_INTEN:       15747 [cnts]
BKG_TIME:        19668.96 SOD {05:27:48.96} UT
BKG_DUR:         8 [sec]
GRB_DATE:        19351 TJD;   137 DOY;   21/05/17
GRB_TIME:        19681.57 SOD {05:28:01.57} UT
GRB_PHI:          59.14 [deg]
GRB_THETA:        17.68 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     19.51 [sigma]
IMAGE_SIGNIF:    8.47 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +1  -1  +0  +0 -20  +0 
SUN_POSTN:        54.24d {+03h 36m 58s}  +19.38d {+19d 22' 49"}
SUN_DIST:         78.26 [deg]   Sun_angle= 3.7 [hr] (West of Sun)
MOON_POSTN:      118.95d {+07h 55m 48s}  +24.69d {+24d 41' 25"}
MOON_DIST:       128.41 [deg]
MOON_ILLUM:      25 [%]
GAL_COORDS:      344.85,-72.88 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      340.57,-34.67 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is a rate trigger.  
COMMENTS:        A point_source was found.  
COMMENTS:        This does not match any source in the on-board catalog.  
COMMENTS:        This does not match any source in the ground catalog.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 55.82,5.24 [deg].  

GCN BAT Scaled Map Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 17 May 21 05:38:00 UT
NOTICE_TYPE:     Swift-BAT Scaled Map
TRIGGER_NUM:     1048783,   Seg_Num: 0
POINT_RA:          2.940d {+00h 11m 46s} (J2000)
POINT_DEC:       -21.891d {-21d 53' 28"} (J2000)
MAP_DATE:        19351 TJD;   137 DOY;   21/05/17
MAP_TIME:        19681.57 SOD {05:28:01.57} UT
TRIGGER_DUR:     0.512 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     19.51 [sigma]
IMAGE_SIGNIF:    8.47 [sigma]
MAP_URL:         sw01048783000msbsm.fits
SUN_POSTN:        54.25d {+03h 37m 00s}  +19.38d {+19d 22' 55"}
MOON_POSTN:      119.04d {+07h 56m 10s}  +24.68d {+24d 40' 46"}
MOON_ILLUM:      25 [%]
GAL_COORDS:       60.92,-79.57 [deg] galactic lon,lat of the pointing direction
ECL_COORDS:      353.56,-21.16 [deg] ecliptic lon,lat of the pointing direction
COMMENTS:        SWIFT-BAT Scaled Map.  
COMMENTS:           
COMMENTS:        The next comments were copied from the BAT_POS Notice:  

Scaled map image

The green circle (6 arcmin radius) is the BAT position (RA, Dec) = (358.174, -39.105).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 358.174 -39.105 1.0
No source found
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
322.4929  12.1674    0.0  52.3  173.6   0.0060   0.5    0.0	4U 2129+12                    
343.4906  16.1482    0.0  42.6 -161.4  -0.0088  -1.6    0.0	3C 454.3                      
324.1794  -8.5877    2.4  39.6  150.4   0.0296   4.8 ------	UNKNOWN                       
358.1809 -39.0969    1.5  17.7   59.1   0.0302   7.7 ------	UNKNOWN                       
349.8924 -13.7465    2.3  14.9  168.0   0.0155   5.0 ------	UNKNOWN                       
 14.9112  22.3073    2.0  45.7 -117.6   0.1237   5.7 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
324.1794  -8.5877    2.4  39.6  150.4   0.0296   4.8 ------	UNKNOWN                       
358.1809 -39.0969    1.5  17.7   59.1   0.0302   7.7 ------	UNKNOWN                       
349.8924 -13.7465    2.3  14.9  168.0   0.0155   5.0 ------	UNKNOWN                       
 14.9112  22.3073    2.0  45.7 -117.6   0.1237   5.7 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 14.9112 Dec. = +22.3073 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 324.1794 Dec. = -8.5877 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 349.8924 Dec. = -13.7465 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 358.1809 Dec. = -39.0969 (search radius of 3 degrees)
No bright source found.
 

DPI of the combined detector enable/disable map (archived enable/disable map + downloaded data)

DPI of the scaled map

Pixel vs. Counts plot

The data/results are in /local/data/bat1/prebascript/trigger1048783/tdrss_ql/
 
bat_scaledmap.fits : TDRSS FITS scaled map from GCN
source.img         : Sky FITS image of the scaled map (batfftimage)
source.list        : FITS list of the detected sources (batcelldetect)
scaledmap.log      : Ascii output of the analysis log
bat_pos.reg        : region file for ds9
source.gif         : GIF sky image
 
Processed time:
Mon May 17 01:39:16 EDT 2021