TDRSS scaled map for 903845

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 15 May 19 16:04:50 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     903845,   Seg_Num: 0
GRB_RA:           98.840d {+06h 35m 22s} (J2000),
                  99.226d {+06h 36m 54s} (current),
                  97.843d {+06h 31m 22s} (1950)
GRB_DEC:         +52.295d {+52d 17' 41"} (J2000),
                 +52.278d {+52d 16' 40"} (current),
                 +52.335d {+52d 20' 06"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       3799 [cnts]    Image_Peak=212 [image_cnts]
TRIGGER_DUR:     2.048 [sec] 
TRIGGER_INDEX:   264     E_range: 25-100 keV
BKG_INTEN:       36583 [cnts]
BKG_TIME:        57825.09 SOD {16:03:45.09} UT
BKG_DUR:         24 [sec]
GRB_DATE:        18618 TJD;   135 DOY;   19/05/15
GRB_TIME:        57861.31 SOD {16:04:21.31} UT
GRB_PHI:         -87.68 [deg]
GRB_THETA:        25.55 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     7.41 [sigma]
IMAGE_SIGNIF:    9.98 [sigma]
MERIT_PARAMS:     +1  +0  +0  +1  +2  +0  +0  +0 -65  +0 
SUN_POSTN:        52.19d {+03h 28m 45s}  +18.90d {+18d 54' 16"}
SUN_DIST:         49.40 [deg]   Sun_angle= -3.1 [hr] (East of Sun)
MOON_POSTN:      193.61d {+12h 54m 27s}   -0.33d {-00d 19' 35"}
MOON_DIST:        92.94 [deg]
MOON_ILLUM:      87 [%]
GAL_COORDS:      163.06, 18.82 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:       96.17, 29.04 [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 = 0.68,0.36 [deg].  

GCN BAT Scaled Map Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 15 May 19 16:16:15 UT
NOTICE_TYPE:     Swift-BAT Scaled Map
TRIGGER_NUM:     903845,   Seg_Num: 0
POINT_RA:        141.232d {+09h 24m 56s} (J2000)
POINT_DEC:       +52.281d {+52d 16' 50"} (J2000)
MAP_DATE:        18618 TJD;   135 DOY;   19/05/15
MAP_TIME:        57861.31 SOD {16:04:21.31} UT
TRIGGER_DUR:     2.048 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     7.41 [sigma]
IMAGE_SIGNIF:    9.98 [sigma]
MAP_URL:         sw00903845000msbsm.fits
SUN_POSTN:        52.19d {+03h 28m 46s}  +18.91d {+18d 54' 22"}
MOON_POSTN:      193.72d {+12h 54m 52s}   -0.37d {-00d 22' 09"}
MOON_ILLUM:      87 [%]
GAL_COORDS:      165.03, 44.32 [deg] galactic lon,lat of the pointing direction
ECL_COORDS:      125.61, 34.98 [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) = (98.840, +52.295).
 

Search BAT source with the INTEGRAL catalog

known_source_INTEGRAL.sh 98.840 +52.295 1.0
No source found
 

Results of batcelldetect

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
 93.9015  71.0375    0.0  28.0  -45.3  -0.0074  -0.6    0.0	Mkn 3                         
133.6934  39.5386    0.0  13.8 -169.6   0.0007   0.1    0.0	NGC 2691                      
166.6979  72.5686    0.0  23.0    4.5   0.0195   1.8    0.0	NGC 3516                      
169.5454  48.0369    0.0  18.5   77.2  -0.0035  -0.3    0.0	XTE J1118+480                 
182.6357  39.4057    0.0  31.0   83.1   0.0038   0.2    0.0	NGC 4151                      
165.4462  33.1131    3.0  25.9  113.4   0.0594   3.8 ------	UNKNOWN                       
 98.8262  52.3182    1.4  25.6  -87.6   0.1305   8.5 ------	UNKNOWN                       
 82.4037  37.7644    2.3  42.7 -100.4   0.4260   5.0 ------	UNKNOWN                       

Search for the BAT bright source catalog

# RAcent  DECcent POSerr Theta    Phi  PeakCts   SNR AngSep     Name
#  [deg]    [deg]    ['] [deg]  [deg]                   [']
165.4462  33.1131    3.0  25.9  113.4   0.0594   3.8 ------	UNKNOWN                       
 98.8262  52.3182    1.4  25.6  -87.6   0.1305   8.5 ------	UNKNOWN                       
 82.4037  37.7644    2.3  42.7 -100.4   0.4260   5.0 ------	UNKNOWN                       
 
Search for UNKNOWN source R.A. = 82.4037 Dec. = +37.7644 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 98.8262 Dec. = +52.3182 (search radius of 3 degrees)
No bright source found.
 
Search for UNKNOWN source R.A. = 165.4462 Dec. = +33.1131 (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/trigger903845/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:
Wed May 15 12:17:16 EDT 2019