TDRSS scaled map for 1442056

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Sun 18 Jan 26 11:29:09 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1442056,   Seg_Num: 0
GRB_RA:          170.230d {+11h 20m 55s} (J2000),
                 170.518d {+11h 22m 04s} (current),
                 169.680d {+11h 18m 43s} (1950)
GRB_DEC:         -61.909d {-61d 54' 32"} (J2000),
                 -62.052d {-62d 03' 07"} (current),
                 -61.635d {-61d 38' 06"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       0 [cnts]    Image_Peak=7734 [image_cnts]
TRIGGER_DUR:     64.000 [sec] 
TRIGGER_INDEX:   20000     E_range: 15-50 keV
BKG_INTEN:       0 [cnts]
BKG_TIME:        0.00 SOD {00:00:00.00} UT
BKG_DUR:         0 [sec]
GRB_DATE:        21058 TJD;    18 DOY;   26/01/18
GRB_TIME:        41274.93 SOD {11:27:54.93} UT
GRB_PHI:          17.49 [deg]
GRB_THETA:         1.37 [deg]
SOLN_STATUS:     0x1000011D
RATE_SIGNIF:     0.00 [sigma]
IMAGE_SIGNIF:    21.94 [sigma]
MERIT_PARAMS:     +0  +0 +123  +6  +1  +7  +0  +1  -2  +0 
SUN_POSTN:       300.49d {+20h 01m 57s}  -20.48d {-20d 28' 55"}
SUN_DIST:         88.45 [deg]   Sun_angle= 8.7 [hr] (West of Sun)
MOON_POSTN:      297.05d {+19h 48m 13s}  -24.89d {-24d 53' 19"}
MOON_DIST:        83.18 [deg]
MOON_ILLUM:      0 [%]
GAL_COORDS:      292.49, -0.89 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      210.89,-57.27 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is an image trigger.  (The RATE_SIGNIF & BKG_{INTEN, TIME, DUR} are undefined.)  
COMMENTS:        A point_source was found.  
COMMENTS:        This matches a source in the on-board catalog: Num=10689=1A1118-61,   delta=0.009 [deg].  
COMMENTS:        This matches a source in the ground catalog: 1A1118-61,   delta=0.009 [deg].  
COMMENTS:        This is not a GRB.  
COMMENTS:        This is an interesting source.  
COMMENTS:        This trigger occurred at longitude,latitude = 191.90,-16.85 [deg].  
COMMENTS:           

GCN BAT Scaled Map Notice


Scaled map image

The green circle (6 arcmin radius) is the BAT position (RA, Dec) = (170.230, -61.909).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 170.230 -61.909 1.0
1A1118-615      ( 170.238 , -61.916 )     delta= 0.008  
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 19.2729 -73.4422    0.0  44.3  -21.8   0.2737   1.3    0.0	SMC X-1                       
 83.1921 -66.3675    0.0  36.5   10.0   0.1444   0.8    0.0	LMC X-4                       
128.8361 -45.1764    0.0  29.8   69.6  -0.1274  -0.7    0.0	PSR B0833-45                  
135.5286 -40.5547    0.0  30.4   83.0   0.2315   1.0    0.0	Vela X-1                      
141.1092 -55.2067    0.0  17.4   63.1  -0.0140  -0.1    0.0	4U 0919-54                    
146.4116 -31.1911    0.0  34.4  105.9  -0.1657  -0.6    0.0	NGC 2997                      
146.9173 -30.9489    0.0  34.5  106.8   0.1451   0.5    0.0	MCG -5-23-016                 
152.4417 -58.2933    0.0  10.4   64.0  -0.0691  -0.6    0.0	GRO J1008-57                  
170.3158 -60.6230    0.0   1.1   78.4  -0.0322  -0.3    0.0	Cen X-3                       
172.6417 -62.9308    0.0   1.9  -34.8   0.0238   0.2    0.0	IGR J11305-6256               
174.7572 -37.7386    0.0  23.3  152.2  -0.0019  -0.0    0.0	NGC 3783                      
176.8692 -61.9539    0.0   2.3  -97.0  -0.1586  -1.4    0.0	1E 1145.1-6141                
177.0001 -62.2069    0.0   2.4  -92.0   0.1453   1.2    0.0	4U 1145-61                    
177.1387 -67.7500    0.0   7.0  -47.1  -0.0617  -0.5    0.0	EXO 0748-676                  
186.6567 -62.7703    0.0   6.9 -101.7  -0.0429  -0.3    0.0	GX 301-2                      
188.9026 -39.9093    0.0  23.4 -179.3  -0.0207  -0.2    0.0	NGC 4507                      
195.6985 -63.8358    0.0  11.0  -97.7   0.0427   0.4    0.0	PSR B1259-63                  
196.3645 -49.4682    0.0  17.7 -152.4   0.0899   0.7    0.0	NGC 4945                      
201.3651 -43.0191    0.0  24.9 -155.4  -0.0253  -0.2    0.0	Cen A                         
201.6504 -62.1361    0.0  13.8 -105.1  -0.1926  -1.4    0.0	4U 1323-619                   
207.3302 -30.3094    0.0  38.3 -159.7   0.1280   0.8    0.0	IC 4329A                      
213.2913 -65.3390    0.0  18.6  -91.4  -0.0045  -0.0    0.0	Cir Galaxy                    
228.4837 -59.1356    0.0  27.1 -101.2  -0.0142  -0.1    0.0	PSR B1509-58                  
231.2913 -65.3390    0.0  25.9  -87.3   0.0866   0.4    0.0	Circinus AGN                  
235.5971 -52.3861    0.0  34.2 -107.8  -0.0248  -0.1    0.0	H 1538-522                    
243.1792 -52.4231    0.0  37.7 -102.6   0.1199   0.3    0.0	4U 1608-522                   
243.1792 -57.1669    0.0  34.7  -96.4  -0.0930  -0.4    0.0	Cir X-1                       
248.0700 -67.4619    0.0  31.3  -78.0   0.2898   1.4    0.0	4U 1626-67                    
250.2312 -53.7514    0.0  40.0  -96.5  -0.5693  -1.3    0.0	4U 1636-536                   
279.5847 -65.4276    0.0  42.6  -68.4   0.2349   0.4    0.0	ESO 103-035                   
170.2646 -61.9049    0.7   1.4   17.3   1.7975  15.6 ------	UNKNOWN                       
170.7035 -70.0388    3.0   9.0  -28.6   0.4923   3.9 ------	UNKNOWN                       
 42.0050 -62.0891    3.5  51.2   -5.2   0.9490   3.3 ------	UNKNOWN                       
216.6589 -32.6485    3.6  40.2 -146.9   0.6417   3.2 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
135.5286 -40.5547    0.0  30.4   83.0   0.2315   1.0    0.0	Vela X-1                      
170.3158 -60.6230    0.0   1.1   78.4  -0.0325  -0.3    0.0	Cen X-3                       
186.6567 -62.7703    0.0   6.9 -101.7  -0.0431  -0.3    0.0	GX 301-2                      
170.2645 -61.9049    0.7   1.4   17.3   1.7972  15.7 ------	UNKNOWN                       
170.7039 -70.0388    2.9   9.0  -28.6   0.4921   3.9 ------	UNKNOWN                       
 42.0050 -62.0891    3.5  51.2   -5.2   0.9490   3.3 ------	UNKNOWN                       
216.6589 -32.6485    3.6  40.2 -146.9   0.6417   3.2 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 42.0050 Dec. = -62.0891 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 170.2645 Dec. = -61.9049 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 170.7039 Dec. = -70.0388 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 216.6589 Dec. = -32.6485 (search radius of 3 degrees)
No bright source found.
 

Result of batcelldetect cleaning the bright sources

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 

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/trigger1442056/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:
Sun Jan 18 06:39:10 EST 2026