TDRSS scaled map for 1202749

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 16 Dec 23 18:41:06 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1202749,   Seg_Num: 0
GRB_RA:           39.759d {+02h 39m 02s} (J2000),
                  40.123d {+02h 40m 29s} (current),
                  39.001d {+02h 36m 00s} (1950)
GRB_DEC:         +33.596d {+33d 35' 45"} (J2000),
                 +33.698d {+33d 41' 53"} (current),
                 +33.381d {+33d 22' 51"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       1754 [cnts]    Image_Peak=123 [image_cnts]
TRIGGER_DUR:     0.512 [sec] 
TRIGGER_INDEX:   42     E_range: 25-100 keV
BKG_INTEN:       18089 [cnts]
BKG_TIME:        66927.44 SOD {18:35:27.44} UT
BKG_DUR:         8 [sec]
GRB_DATE:        20294 TJD;   350 DOY;   23/12/16
GRB_TIME:        66942.03 SOD {18:35:42.03} UT
GRB_PHI:          -8.37 [deg]
GRB_THETA:        38.72 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     17.60 [sigma]
IMAGE_SIGNIF:    8.94 [sigma]
MERIT_PARAMS:     +1  +0  +0  -1  +2  -1  +0  +0 +76  +0 
SUN_POSTN:       264.05d {+17h 36m 13s}  -23.32d {-23d 19' 21"}
SUN_DIST:        140.34 [deg]   Sun_angle= -9.1 [hr] (East of Sun)
MOON_POSTN:      318.67d {+21h 14m 41s}  -20.95d {-20d 56' 51"}
MOON_DIST:        94.75 [deg]
MOON_ILLUM:      18 [%]
GAL_COORDS:      147.32,-24.13 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       47.91, 17.20 [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 = 9.83,-13.46 [deg].  

GCN BAT Scaled Map Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 16 Dec 23 18:49:48 UT
NOTICE_TYPE:     Swift-BAT Scaled Map
TRIGGER_NUM:     1202749,   Seg_Num: 0
POINT_RA:         68.309d {+04h 33m 14s} (J2000)
POINT_DEC:        +5.350d {+05d 21' 01"} (J2000)
MAP_DATE:        20294 TJD;   350 DOY;   23/12/16
MAP_TIME:        66942.03 SOD {18:35:42.03} UT
TRIGGER_DUR:     0.512 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     17.60 [sigma]
IMAGE_SIGNIF:    8.94 [sigma]
MAP_URL:         sw01202749000msbsm.fits
SUN_POSTN:       264.06d {+17h 36m 14s}  -23.32d {-23d 19' 22"}
MOON_POSTN:      318.76d {+21h 15m 02s}  -20.92d {-20d 55' 08"}
MOON_ILLUM:      18 [%]
GAL_COORDS:      190.38,-27.39 [deg] galactic lon,lat of the pointing direction
ECL_COORDS:       67.44,-16.41 [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) = (39.759, +33.596).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 39.759 +33.596 1.0
No source found
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 52.8001  43.9046    0.0  40.9   14.0   0.0059   0.9    0.0	GK Per                        
 53.7495  53.1732    0.0  49.3   19.7   0.0161   1.3    0.0	V0332+53                      
 58.8458  31.0497    0.0  27.2   13.2   0.0067   1.6    0.0	X Per                         
 76.4194 -23.8414    0.0  30.3 -163.7   0.0005   0.1    0.0	XSS J05054-2348               
 83.6332  22.0145    0.0  22.3   71.4  -0.0013  -0.3    0.0	Crab                          
 88.0474  -7.4562    0.0  23.5  154.0   0.0040   1.0    0.0	NGC 2110                      
 94.2804   9.1369    0.0  26.0  111.3  -0.0039  -0.8    0.0	4U 0614+091                   
 39.7539  33.6089    1.3  38.7   -8.4   0.0443   8.9 ------	UNKNOWN                       
 20.7319   5.0399    2.1  47.4  -56.9   0.1649   5.5 ------	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  22.3   71.4  -0.0013  -0.3    0.0	Crab                          
 39.7539  33.6089    1.3  38.7   -8.4   0.0443   8.9 ------	UNKNOWN                       
 20.7319   5.0399    2.1  47.4  -56.9   0.1649   5.5 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 20.7319 Dec. = +5.0399 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 39.7539 Dec. = +33.6089 (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/trigger1202749/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:
Sat Dec 16 13:51:09 EST 2023