TDRSS scaled map for 1090472

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 21 Dec 21 20:51:15 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1090472,   Seg_Num: 0
GRB_RA:           78.938d {+05h 15m 45s} (J2000),
                  79.221d {+05h 16m 53s} (current),
                  78.293d {+05h 13m 10s} (1950)
GRB_DEC:          +0.940d {+00d 56' 25"} (J2000),
                  +0.964d {+00d 57' 49"} (current),
                  +0.885d {+00d 53' 08"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3368 [cnts]    Image_Peak=159 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       20404 [cnts]
BKG_TIME:        74907.70 SOD {20:48:27.70} UT
BKG_DUR:         8 [sec]
GRB_DATE:        19569 TJD;   355 DOY;   21/12/21
GRB_TIME:        74920.82 SOD {20:48:40.82} UT
GRB_PHI:          73.23 [deg]
GRB_THETA:         7.19 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     13.89 [sigma]
IMAGE_SIGNIF:    7.09 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  -3  +0  +0 +90  +0 
SUN_POSTN:       270.24d {+18h 00m 56s}  -23.44d {-23d 26' 07"}
SUN_DIST:        155.12 [deg]   Sun_angle= -11.3 [hr] (East of Sun)
MOON_POSTN:      122.73d {+08h 10m 55s}  +24.57d {+24d 34' 21"}
MOON_DIST:        48.20 [deg]
MOON_ILLUM:      94 [%]
GAL_COORDS:      200.62,-20.69 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       78.05,-22.04 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This Notice was delayed by more than 60 sec past the end of the trigger integration interval;  
COMMENTS:        probably due to it occurring during a Malindi downlink session.  
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 = 14.83,-18.27 [deg].  

GCN BAT Scaled Map Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Tue 21 Dec 21 20:59:56 UT
NOTICE_TYPE:     Swift-BAT Scaled Map
TRIGGER_NUM:     1090472,   Seg_Num: 0
POINT_RA:         77.257d {+05h 09m 02s} (J2000)
POINT_DEC:        -6.057d {-06d 03' 25"} (J2000)
MAP_DATE:        19569 TJD;   355 DOY;   21/12/21
MAP_TIME:        74920.82 SOD {20:48:40.82} UT
TRIGGER_DUR:     1.024 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     13.89 [sigma]
IMAGE_SIGNIF:    7.09 [sigma]
MAP_URL:         sw01090472000msbsm.fits
SUN_POSTN:       270.24d {+18h 00m 58s}  -23.44d {-23d 26' 07"}
MOON_POSTN:      122.81d {+08h 11m 14s}  +24.56d {+24d 33' 37"}
MOON_ILLUM:      94 [%]
GAL_COORDS:      206.44,-25.50 [deg] galactic lon,lat of the pointing direction
ECL_COORDS:       75.50,-28.86 [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) = (78.938, +0.940).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 78.938 +0.940 1.0
Ark120          (  79.048 ,   0.150 )     delta= 0.797  
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 58.8458  31.0497    0.0  41.1   35.3   0.0030   0.3    0.0	X Per                         
 76.4194 -23.8414    0.0  17.8 -117.9   0.0066   1.1    0.0	XSS J05054-2348               
 83.6332  22.0145    0.0  28.8   72.0  -0.0129  -1.6    0.0	Crab                          
 88.0474  -7.4562    0.0  10.8  157.7  -0.0020  -0.4    0.0	NGC 2110                      
 94.2804   9.1369    0.0  22.8  107.9  -0.0017  -0.3    0.0	4U 0614+091                   
128.8361 -45.1764    0.0  59.3 -160.3   0.0027   0.1    0.0	PSR B0833-45                  
 78.9317   0.9524    1.8   7.2   73.2   0.0345   6.5 ------	UNKNOWN                       
 23.1891  21.4754    2.1  59.7   -1.1   0.3731   5.3 ------	UNKNOWN                       
 75.6516 -12.4436    2.1   6.6 -106.7   0.0268   5.6 ------	UNKNOWN                       
 35.7900  -8.6865    2.7  41.2  -36.7   0.0382   4.3 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 83.6332  22.0145    0.0  28.8   72.0  -0.0129  -1.6    0.0	Crab                          
 78.9317   0.9524    1.8   7.2   73.2   0.0345   6.5 ------	UNKNOWN                       
 23.1891  21.4754    2.1  59.7   -1.1   0.3731   5.3 ------	UNKNOWN                       
 75.6516 -12.4436    2.1   6.6 -106.7   0.0268   5.6 ------	UNKNOWN                       
 35.7900  -8.6865    2.7  41.2  -36.7   0.0382   4.3 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 23.1891 Dec. = +21.4754 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 35.7900 Dec. = -8.6865 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 75.6516 Dec. = -12.4436 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 78.9317 Dec. = +0.9524 (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/trigger1090472/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:
Tue Dec 21 16:00:21 EST 2021