TDRSS scaled map for 1351039

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sat 20 Sep 25 15:25:36 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1351039,   Seg_Num: 0
GRB_RA:           51.459d {+03h 25m 50s} (J2000),
                  51.725d {+03h 26m 54s} (current),
                  50.942d {+03h 23m 46s} (1950)
GRB_DEC:         -29.646d {-29d 38' 44"} (J2000),
                 -29.557d {-29d 33' 23"} (current),
                 -29.820d {-29d 49' 12"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       5851 [cnts]    Image_Peak=562 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   152     E_range: 25-100 keV
BKG_INTEN:       15971 [cnts]
BKG_TIME:        55499.63 SOD {15:24:59.63} UT
BKG_DUR:         8 [sec]
GRB_DATE:        20938 TJD;   263 DOY;   25/09/20
GRB_TIME:        55517.42 SOD {15:25:17.42} UT
GRB_PHI:         155.62 [deg]
GRB_THETA:        47.60 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     89.06 [sigma]
IMAGE_SIGNIF:    17.27 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +5  +0  +0 +52  +0 
SUN_POSTN:       178.09d {+11h 52m 22s}   +0.83d {+00d 49' 37"}
SUN_DIST:        121.52 [deg]   Sun_angle= 8.4 [hr] (West of Sun)
MOON_POSTN:      165.59d {+11h 02m 22s}   +6.49d {+06d 29' 31"}
MOON_DIST:       113.92 [deg]
MOON_ILLUM:      1 [%]
GAL_COORDS:      226.47,-56.10 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       38.25,-46.40 [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 = 99.79,-20.63 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(0.0<100sec) coincident with the FERMI_GBM event (trignum=780074722).  

GCN BAT Scaled Map Notice


Scaled map image

The green circle (6 arcmin radius) is the BAT position (RA, Dec) = (51.459, -29.646).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 51.459 -29.646 1.0
No source found
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 19.2729 -73.4422    0.0   1.9 -138.1  -0.0120  -1.6    0.0	SMC X-1                       
 76.4194 -23.8414    0.0  59.5 -179.7  -0.4076  -2.6    0.0	XSS J05054-2348               
 83.1921 -66.3675    0.0  23.7 -140.8  -0.0250  -3.4    0.0	LMC X-4                       
177.1387 -67.7500    0.0  39.1  -80.8   0.0004   0.0    0.0	EXO 0748-676                  
195.6985 -63.8358    0.0  43.4  -69.6   0.0234   0.8    0.0	PSR B1259-63                  
201.6504 -62.1361    0.0  45.0  -65.6  -0.0116  -0.3    0.0	4U 1323-619                   
213.2913 -65.3390    0.0  41.2  -58.6  -0.0099  -0.7    0.0	Cir Galaxy                    
228.4837 -59.1356    0.0  45.9  -46.8  -0.0120  -0.6    0.0	PSR B1509-58                  
231.2913 -65.3390    0.0  39.6  -47.3   0.0176   1.6    0.0	Circinus AGN                  
235.5971 -52.3861    0.0  51.4  -39.4  -0.0205  -0.9    0.0	H 1538-522                    
243.1792 -52.4231    0.0  50.1  -33.7   0.0080   0.5    0.0	4U 1608-522                   
243.1792 -57.1669    0.0  45.6  -35.7  -0.0089  -0.6    0.0	Cir X-1                       
248.0700 -67.4619    0.0  35.2  -38.3  -0.0019  -0.2    0.0	4U 1626-67                    
250.2312 -53.7514    0.0  47.5  -28.9   0.0084   0.6    0.0	4U 1636-536                   
251.4487 -45.6111    0.0  55.0  -24.6  -0.0141  -0.6    0.0	GX 340+0                      
253.5006 -39.8458    0.0  60.0  -20.8   0.0315   0.6    0.0	GRO J1655-40                  
255.1996 -41.6731    0.0  57.9  -20.1   0.0651   2.2    0.0	OAO 1657-415                  
256.5638 -43.0361    0.0  56.3  -19.4  -0.0888  -3.6    0.0	4U 1702-429                   
257.2292 -44.1000    0.0  55.1  -19.3   0.0034   0.2    0.0	4U 1705-440                   
264.7429 -44.4500    0.0  53.0  -13.2   0.0007   0.0    0.0	4U 1735-44                    
276.4450 -37.1053    0.0  56.7    0.1  -0.0295  -1.1    0.0	3A 1822-371                   
279.5847 -65.4276    0.0  30.6  -16.5  -0.0106  -1.3    0.0	ESO 103-035                   
 51.4687 -29.6459    0.6  47.6  155.6   0.7652  20.7 ------	UNKNOWN                       
 77.0741 -51.4595    2.7  34.1 -164.3   0.0413   4.2 ------	UNKNOWN                       
245.9351 -85.8057    2.4  20.0  -61.4   0.0395   4.8 ------	UNKNOWN                       
109.0807 -55.9745    2.2  39.2 -132.9   0.0549   5.3 ------	UNKNOWN                       
253.1438 -38.9896    2.2  60.9  -20.9   0.3361   5.3 ------	UNKNOWN                       
149.7446 -61.3554    2.0  42.7 -100.3   0.2151   6.0 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
264.7429 -44.4500    0.0  53.0  -13.2   0.0007   0.0    0.0	4U 1735-44                    
 51.4687 -29.6459    0.6  47.6  155.6   0.7652  20.7 ------	UNKNOWN                       
 77.0741 -51.4595    2.7  34.1 -164.3   0.0413   4.2 ------	UNKNOWN                       
245.9351 -85.8057    2.4  20.0  -61.4   0.0395   4.8 ------	UNKNOWN                       
109.0807 -55.9745    2.2  39.2 -132.9   0.0549   5.3 ------	UNKNOWN                       
253.1437 -38.9896    2.2  60.9  -20.9   0.3359   5.3 ------	UNKNOWN                       
149.7446 -61.3554    2.0  42.7 -100.3   0.2151   6.0 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 51.4687 Dec. = -29.6459 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 77.0741 Dec. = -51.4595 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 109.0807 Dec. = -55.9745 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 149.7446 Dec. = -61.3554 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 245.9351 Dec. = -85.8057 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 253.1437 Dec. = -38.9896 (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/trigger1351039/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 Sep 20 11:36:09 EDT 2025