TDRSS scaled map for 1418729

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Mon 01 Dec 25 16:26:47 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     1418729,   Seg_Num: 0
GRB_RA:            6.409d {+00h 25m 38s} (J2000),
                   6.725d {+00h 26m 54s} (current),
                   5.797d {+00h 23m 11s} (1950)
GRB_DEC:         -44.237d {-44d 14' 12"} (J2000),
                 -44.094d {-44d 05' 36"} (current),
                 -44.514d {-44d 30' 49"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3195 [cnts]    Image_Peak=298 [image_cnts]
TRIGGER_DUR:     1.024 [sec] 
TRIGGER_INDEX:   146     E_range: 25-100 keV
BKG_INTEN:       15078 [cnts]
BKG_TIME:        59171.21 SOD {16:26:11.21} UT
BKG_DUR:         8 [sec]
GRB_DATE:        21010 TJD;   335 DOY;   25/12/01
GRB_TIME:        59190.35 SOD {16:26:30.35} UT
GRB_PHI:         -164.57 [deg]
GRB_THETA:        30.36 [deg]
SOLN_STATUS:     0x20000003
RATE_SIGNIF:     26.98 [sigma]
IMAGE_SIGNIF:    12.62 [sigma]
MERIT_PARAMS:     +1  +0  +0  +0  +2  +2  +0  +0  +5  +0 
SUN_POSTN:       248.08d {+16h 32m 18s}  -21.91d {-21d 54' 21"}
SUN_DIST:         93.43 [deg]   Sun_angle= -7.9 [hr] (East of Sun)
MOON_POSTN:       20.56d {+01h 22m 14s}  +12.20d {+12d 11' 54"}
MOON_DIST:        57.68 [deg]
MOON_ILLUM:      85 [%]
GAL_COORDS:      318.13,-72.12 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      344.00,-42.21 [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 = 18.39,20.39 [deg].  
COMMENTS:           
COMMENTS:        NOTE: This BAT event is temporally(6.0<100sec) coincident with the FERMI_GBM event (trignum=786299189).  

GCN BAT Scaled Map Notice


Scaled map image

The green circle (6 arcmin radius) is the BAT position (RA, Dec) = (6.409, -44.237).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 6.409 -44.237 1.0
No source found
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 19.2731 -73.4421    0.0  59.8 -157.3  -0.0484  -0.9    0.0	SMC X-1                       
322.4929  12.1674    0.0  43.0  -22.2   0.0144   1.6    0.0	4U 2129+12                    
343.4906  16.1482    0.0  33.7    8.1  -0.0081  -1.2    0.0	3C 454.3                      
  6.7140  -5.5873    2.6  14.2   78.8   0.0222   4.4  523.6	UNKNOWN                       
  6.3962 -44.2320    0.8  30.4 -164.6   0.0805  14.5 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
  6.7140  -5.5873    2.6  14.2   78.8   0.0222   4.4  523.6	UNKNOWN                       
  6.3962 -44.2320    0.8  30.4 -164.6   0.0805  14.5 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 6.3962 Dec. = -44.2320 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 6.7140 Dec. = -5.5873 (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/trigger1418729/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:
Mon Dec  1 11:38:09 EST 2025