TDRSS scaled map for 1144538

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 15 Dec 22 03:35:52 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1144538,   Seg_Num: 0
GRB_RA:           54.789d {+03h 39m 09s} (J2000),
                  55.029d {+03h 40m 07s} (current),
                  54.267d {+03h 37m 04s} (1950)
GRB_DEC:         -27.433d {-27d 25' 57"} (J2000),
                 -27.359d {-27d 21' 33"} (current),
                 -27.594d {-27d 35' 39"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       2053 [cnts]    Image_Peak=113 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   159     E_range: 50-350 keV
BKG_INTEN:       13566 [cnts]
BKG_TIME:        12905.60 SOD {03:35:05.60} UT
BKG_DUR:         8 [sec]
GRB_DATE:        19928 TJD;   349 DOY;   22/12/15
GRB_TIME:        12924.35 SOD {03:35:24.35} UT
GRB_PHI:         -147.84 [deg]
GRB_THETA:         9.26 [deg]
SOLN_STATUS:     0x83
RATE_SIGNIF:     6.78 [sigma]
IMAGE_SIGNIF:    6.55 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +3  -4  +0  +0 +54  +0 
SUN_POSTN:       262.52d {+17h 30m 05s}  -23.26d {-23d 15' 26"}
SUN_DIST:        122.84 [deg]   Sun_angle= -10.2 [hr] (East of Sun)
MOON_POSTN:      162.77d {+10h 51m 04s}  +12.30d {+12d 18' 05"}
MOON_DIST:       111.24 [deg]
MOON_ILLUM:      62 [%]
GAL_COORDS:      223.34,-52.91 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       43.29,-45.33 [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:        Since the IMAGE_SIGNIF is less than 7 sigma, this is a questionable detection.  
COMMENTS:        This trigger occurred at longitude,latitude = 269.61,-19.82 [deg].  

GCN BAT Scaled Map Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Thu 15 Dec 22 03:49:25 UT
NOTICE_TYPE:     Swift-BAT Scaled Map
TRIGGER_NUM:     1144538,   Seg_Num: 0
POINT_RA:         49.830d {+03h 19m 19s} (J2000)
POINT_DEC:       -19.376d {-19d 22' 32"} (J2000)
MAP_DATE:        19928 TJD;   349 DOY;   22/12/15
MAP_TIME:        12924.35 SOD {03:35:24.35} UT
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x83
RATE_SIGNIF:     6.78 [sigma]
IMAGE_SIGNIF:    6.55 [sigma]
MAP_URL:         sw01144538000msbsm.fits
SUN_POSTN:       262.53d {+17h 30m 07s}  -23.26d {-23d 15' 28"}
MOON_POSTN:      162.87d {+10h 51m 29s}  +12.25d {+12d 15' 14"}
MOON_ILLUM:      62 [%]
GAL_COORDS:      208.05,-55.29 [deg] galactic lon,lat of the pointing direction
ECL_COORDS:       41.02,-36.24 [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) = (54.789, -27.433).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 54.789 -27.433 1.0
No source found
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 76.4194 -23.8414    0.0  25.1  165.7   0.0038   0.9    0.0	XSS J05054-2348               
 83.1921 -66.3675    0.0  51.7 -135.6  -0.0594  -1.9    0.0	LMC X-4                       
 88.0474  -7.4562    0.0  38.9  138.2   0.0047   0.5    0.0	NGC 2110                      
 18.3745  26.9300    3.6  55.4   26.3   0.0049   3.3 ------	UNKNOWN                       
 12.8491  22.6972    1.8  55.4   18.3   0.0405   6.3 ------	UNKNOWN                       
 54.7820 -27.4163    1.8   9.2 -147.9   0.0234   6.2 ------	UNKNOWN                       
108.6535 -60.9777    2.3  58.2 -148.5   0.1449   5.0 ------	UNKNOWN                       
 18.2402 -53.9755    2.0  42.2  -92.0   0.1256   6.0 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 18.3745  26.9300    3.6  55.4   26.3   0.0049   3.3 ------	UNKNOWN                       
 12.8491  22.6972    1.8  55.4   18.3   0.0405   6.3 ------	UNKNOWN                       
 54.7820 -27.4163    1.8   9.2 -147.9   0.0234   6.2 ------	UNKNOWN                       
108.6535 -60.9777    2.3  58.2 -148.5   0.1449   5.0 ------	UNKNOWN                       
 18.2402 -53.9755    2.0  42.2  -92.0   0.1256   6.0 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 12.8491 Dec. = +22.6972 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 18.2402 Dec. = -53.9755 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 18.3745 Dec. = +26.9300 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 54.7820 Dec. = -27.4163 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 108.6535 Dec. = -60.9777 (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/trigger1144538/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:
Wed Dec 14 22:50:13 EST 2022