(All information courtesy of the instrument teams.)
Previous IAU Circulars
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 12:58:43 UT NOTICE_TYPE: Swift-BAT GRB Position TRIGGER_NUM: 876016, Seg_Num: 0 GRB_RA: 248.207d {+16h 32m 50s} (J2000), 247.969d {+16h 31m 53s} (current), 248.846d {+16h 35m 23s} (1950) GRB_DEC: +78.504d {+78d 30' 16"} (J2000), +78.465d {+78d 27' 54"} (current), +78.606d {+78d 36' 23"} (1950) GRB_ERROR: 3.00 [arcmin radius, statistical only] GRB_INTEN: 30185 [cnts] Image_Peak=583 [image_cnts] TRIGGER_DUR: 16.384 [sec] TRIGGER_INDEX: 378 E_range: 25-100 keV BKG_INTEN: 107087 [cnts] BKG_TIME: 46561.92 SOD {12:56:01.92} UT BKG_DUR: 64 [sec] GRB_DATE: 18465 TJD; 347 DOY; 18/12/13 GRB_TIME: 46658.43 SOD {12:57:38.43} UT GRB_PHI: -148.16 [deg] GRB_THETA: 47.56 [deg] SOLN_STATUS: 0x3 RATE_SIGNIF: 13.78 [sigma] IMAGE_SIGNIF: 11.30 [sigma] MERIT_PARAMS: +1 +0 +0 +4 +2 +1 +0 +0 +20 +0 SUN_POSTN: 260.71d {+17h 22m 50s} -23.16d {-23d 09' 40"} SUN_DIST: 101.89 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.30d {+22h 13m 12s} -14.13d {-14d 07' 30"} MOON_DIST: 102.90 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.63, 33.21 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 108.59, 76.58 [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 = 216.86,-9.38 [deg].
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 13:01:27 UT NOTICE_TYPE: Swift-BAT GRB Lightcurve TRIGGER_NUM: 876016, Seg_Num: 0 GRB_RA: 248.207d {+16h 32m 50s} (J2000), 247.969d {+16h 31m 53s} (current), 248.846d {+16h 35m 23s} (1950) GRB_DEC: +78.504d {+78d 30' 16"} (J2000), +78.465d {+78d 27' 54"} (current), +78.606d {+78d 36' 23"} (1950) GRB_DATE: 18465 TJD; 347 DOY; 18/12/13 GRB_TIME: 46658.43 SOD {12:57:38.43} UT TRIGGER_INDEX: 378 GRB_PHI: -148.16 [deg] GRB_THETA: 47.56 [deg] DELTA_TIME: -50.00 [sec] TRIGGER_DUR: 16.384 [sec] SOLN_STATUS: 0x3 RATE_SIGNIF: 13.78 [sigma] IMAGE_SIGNIF: 11.30 [sigma] LC_URL: sw00876016000msb.lc SUN_POSTN: 260.71d {+17h 22m 51s} -23.16d {-23d 09' 40"} SUN_DIST: 101.89 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.32d {+22h 13m 17s} -14.12d {-14d 07' 07"} MOON_DIST: 102.90 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.63, 33.21 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 108.59, 76.58 [deg] ecliptic lon,lat of the burst (or transient) COMMENTS: SWIFT-BAT GRB Lightcurve. COMMENTS: COMMENTS: The next comments were copied from the BAT_POS Notice: 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 = 216.86,-9.38 [deg].
RA(J2000) = 16h 32m 50s Dec(J2000) = +78d 30' 16"with an uncertainty of 3 arcmin (radius, 90% containment, including systematic uncertainty). The BAT light curve shows multiple peaks with a total duration of about 25 sec. The peak count rate was ~850 counts/sec (15-350 keV), at ~1 sec after the trigger.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 13:36:48 UT NOTICE_TYPE: Swift-XRT Nack-Position TRIGGER_NUM: 876016, Seg_Num: 0 POINT_RA: 248.291d {+16h 33m 10s} (J2000) POINT_DEC: +78.471d {+78d 28' 17"} (J2000) IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49001.23 SOD {13:36:41.23} UT, 2342.8 [sec] since BAT Trigger Time COUNTS: 1 Min_needed= 20 STD_DEV: 0.00 Max_StdDev_for_Good=28.44 [arcsec] PH2_ITER: 0 Max_iter_allowed= 4 ERROR_CODE: 1 COMMENTS: SWIFT-XRT Nack Position. COMMENTS: No source found in the image.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 13:49:29 UT NOTICE_TYPE: Swift-XRT Position TRIGGER_NUM: 876016, Seg_Num: 0 GRB_RA: 248.2758d {+16h 33m 06.19s} (J2000), 248.0383d {+16h 32m 09.18s} (current), 248.9148d {+16h 35m 39.54s} (1950) GRB_DEC: +78.4974d {+78d 29' 50.6"} (J2000), +78.4581d {+78d 27' 29.3"} (current), +78.5990d {+78d 35' 56.4"} (1950) GRB_ERROR: 4.3 [arcsec radius, statistical plus systematic, 90% containment] GRB_INTEN: 1.00e-10 [erg/cm2/sec] GRB_SIGNIF: 10.00 [sigma] IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49120.00 SOD {13:38:40.00} UT, 2461.6 [sec] since BAT Trigger Time TAM[0-3]: 100.00 100.00 100.00 100.00 AMPLIFIER: 1 WAVEFORM: 31 SUN_POSTN: 260.75d {+17h 23m 00s} -23.16d {-23d 09' 48"} SUN_DIST: 101.89 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.71d {+22h 14m 51s} -14.01d {-14d 00' 23"} MOON_DIST: 102.86 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.62, 33.20 [deg] galactic lon,lat of the burst ECL_COORDS: 108.56, 76.59 [deg] ecliptic lon,lat of the burst COMMENTS: SWIFT-XRT Coordinates. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: TAM values, flux and significance fields are not valid. COMMENTS: This position was automatically generated on the ground using COMMENTS: Photon Counting data telemetered via TDRSS (SPER data). COMMENTS: See http://www.swift.ac.uk/sper/docs.php for details. COMMENTS: The probability that this is a serendipitous source in the COMMENTS: SPER window is 1.1% < P(seren) < 2.8%.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:06:49 UT NOTICE_TYPE: Swift-UVOT Source List TRIGGER_NUM: 876016, Seg_Num: 0 POINT_RA: 248.300d {+16h 33m 12s} (J2000) POINT_DEC: +78.469d {+78d 28' 09"} (J2000) POINT_ROLL: 168.344d IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49010.74 SOD {13:36:50.74} UT, 2352.3 [sec] since BAT Trigger Time FILTER: 10, White BKG_MEAN: 7.558 N_STARS: 27 X_OFFSET: 272 [pixels] Y_OFFSET: 758 [pixels] X_MAX: 1231 [pixels] Y_MAX: 1717 [pixels] DET_THRESH: 24 PHOTO_THRESH: 15 SL_URL: sw00876016000msufc2352.fits SUN_POSTN: 260.76d {+17h 23m 03s} -23.16d {-23d 09' 51"} SUN_DIST: 101.86 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.85d {+22h 15m 25s} -13.97d {-13d 57' 56"} MOON_DIST: 102.84 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.58, 33.21 [deg] galactic lon,lat of the pointing direction ECL_COORDS: 108.62, 76.62 [deg] ecliptic lon,lat of the pointing direction COMMENTS: SWIFT-UVOT Source List.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:07:04 UT NOTICE_TYPE: Swift-UVOT Processed Source List TRIGGER_NUM: 876016, Seg_Num: 0 POINT_RA: 248.300d {+16h 33m 12s} (J2000) POINT_DEC: +78.469d {+78d 28' 09"} (J2000) POINT_ROLL: 168.344d IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49010.74 SOD {13:36:50.74} UT, 2352.3 [sec] since BAT Trigger Time FILTER: 10, White BKG_MEAN: 7.558 N_STARS: 27 X_OFFSET: 272 [pixels] Y_OFFSET: 758 [pixels] X_MAX: 1231 [pixels] Y_MAX: 1717 [pixels] DET_THRESH: 24 PHOTO_THRESH: 15 SL_URL: sw00876016000msufc2352.fits SUN_POSTN: 260.76d {+17h 23m 03s} -23.16d {-23d 09' 51"} SUN_DIST: 101.86 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.85d {+22h 15m 25s} -13.97d {-13d 57' 54"} MOON_DIST: 102.83 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.58, 33.21 [deg] galactic lon,lat of the pointing direction ECL_COORDS: 108.62, 76.62 [deg] ecliptic lon,lat of the pointing direction COMMENTS: SWIFT-UVOT Processed Source List. COMMENTS: All 4 attachments are included.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:06:54 UT NOTICE_TYPE: Swift-XRT Position UPDATE TRIGGER_NUM: 876016, Seg_Num: 0 GRB_RA: 248.2711d {+16h 33m 05.06s} (J2000), 248.0336d {+16h 32m 08.05s} (current), 248.9100d {+16h 35m 38.41s} (1950) GRB_DEC: +78.4975d {+78d 29' 51.0"} (J2000), +78.4582d {+78d 27' 29.6"} (current), +78.5991d {+78d 35' 56.9"} (1950) GRB_ERROR: 3.7 [arcsec radius, statistical plus systematic, 90% containment] GRB_INTEN: 1.00e-10 [erg/cm2/sec] GRB_SIGNIF: 10.00 [sigma] IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49120.00 SOD {13:38:40.00} UT, 2461.6 [sec] since BAT Trigger Time TAM[0-3]: 100.00 100.00 100.00 100.00 AMPLIFIER: 1 WAVEFORM: 31 SUN_POSTN: 260.76d {+17h 23m 03s} -23.16d {-23d 09' 51"} SUN_DIST: 101.89 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.85d {+22h 15m 25s} -13.97d {-13d 57' 55"} MOON_DIST: 102.84 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.62, 33.20 [deg] galactic lon,lat of the burst ECL_COORDS: 108.56, 76.59 [deg] ecliptic lon,lat of the burst COMMENTS: SWIFT-XRT Coordinates. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: This is an Update Notice -- the RA,Dec values herein supersede the previous XRT_POS Notice. COMMENTS: TAM values, flux and significance fields are not valid. COMMENTS: This position was automatically generated on the ground using COMMENTS: Photon Counting data telemetered via TDRSS (SPER data). COMMENTS: See http://www.swift.ac.uk/sper/docs.php for details. COMMENTS: The probability that this is a serendipitous source in the COMMENTS: SPER window is 1.1% < P(seren) < 2.8%.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:08:22 UT NOTICE_TYPE: Swift-UVOT Image TRIGGER_NUM: 876016, Seg_Num: 0 POINT_RA: 248.300d {+16h 33m 12s} (J2000) POINT_DEC: +78.469d {+78d 28' 09"} (J2000) ROLL: 168.344d IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49010.74 SOD {13:36:50.74} UT, 2352.3 [sec] since BAT Trigger Time FILTER: 10, White EXPOSURE_ID: 566401032 X_OFFSET: 591 [pixels] Y_OFFSET: 1077 [pixels] WIDTH: 160 [pixels] HEIGHT: 160 [pixels] X_GRB_POS: 751 Y_GRB_POS: 1237 BINNING_INDEX: 1 IM_URL: sw00876016000msuni2375.fits SUN_POSTN: 260.76d {+17h 23m 03s} -23.16d {-23d 09' 51"} SUN_DIST: 101.86 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.86d {+22h 15m 28s} -13.96d {-13d 57' 43"} MOON_DIST: 102.83 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.58, 33.21 [deg] galactic lon,lat of the pointing direction ECL_COORDS: 108.62, 76.62 [deg] ecliptic lon,lat of the pointing direction COMMENTS: SWIFT-UVOT Image. COMMENTS: The GRB Position came from the Window Position in the Mode Command. COMMENTS: The image has 2x2 binning (compression).
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:08:33 UT NOTICE_TYPE: Swift-UVOT Processed Image TRIGGER_NUM: 876016, Seg_Num: 0 POINT_RA: 248.300d {+16h 33m 12s} (J2000) POINT_DEC: +78.469d {+78d 28' 09"} (J2000) ROLL: 168.344d IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49010.74 SOD {13:36:50.74} UT, 2352.3 [sec] since BAT Trigger Time FILTER: 10, White EXPOSURE_ID: 566401032 X_OFFSET: 591 [pixels] Y_OFFSET: 1077 [pixels] WIDTH: 160 [pixels] HEIGHT: 160 [pixels] X_GRB_POS: 751 Y_GRB_POS: 1237 BINNING_INDEX: 1 IM_URL: sw00876016000msuni2375.fits SUN_POSTN: 260.76d {+17h 23m 03s} -23.16d {-23d 09' 51"} SUN_DIST: 101.86 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.87d {+22h 15m 28s} -13.96d {-13d 57' 42"} MOON_DIST: 102.83 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.58, 33.21 [deg] galactic lon,lat of the pointing direction ECL_COORDS: 108.62, 76.62 [deg] ecliptic lon,lat of the pointing direction COMMENTS: SWIFT-UVOT Processed Image. COMMENTS: The GRB Position came from the Window Position in the Mode Command. COMMENTS: The image has 2x2 binning (compression). COMMENTS: All 4 attachments are included.
RA(J2000) = 16h 33m 05.48s Dec(J2000) = +78d 29' 50.1"with an uncertainty of 3.8 arcseconds (radius, 90% containment). This location is 53 arcseconds from the BAT onboard position, within the BAT error circle. This position may be improved as more data are received; the latest position is available at http://www.swift.ac.uk/sper. We cannot determine whether the source is fading at the present time.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:11:14 UT NOTICE_TYPE: Swift-UVOT Position TRIGGER_NUM: 876016, Seg_Num: 0 GRB_RA: 248.2702d {+16h 33m 04.84s} (J2000), 248.0327d {+16h 32m 07.84s} (current), 248.9091d {+16h 35m 38.17s} (1950) GRB_DEC: +78.4968d {+78d 29' 48.4"} (J2000), +78.4575d {+78d 27' 27.1"} (current), +78.5984d {+78d 35' 54.4"} (1950) GRB_ERROR: 0.8 [arcsec radius, statistical only] GRB_MAG: 17.26 +/- 0.14 [mag] FILTER: 10, White IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49007.00 SOD {13:36:47.00} UT, 2348.6 [sec] since BAT Trigger Time SUN_POSTN: 260.77d {+17h 23m 04s} -23.16d {-23d 09' 52"} SUN_DIST: 101.89 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.89d {+22h 15m 33s} -13.96d {-13d 57' 19"} MOON_DIST: 102.84 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.62, 33.20 [deg] galactic lon,lat of the burst (or transient) ECL_COORDS: 108.57, 76.59 [deg] ecliptic lon,lat of the burst (or transient) COMMENTS: SWIFT UVOT Position Notice. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: Result based on Genie data. COMMENTS: Notice generated automatically.
TITLE: GCN/SWIFT NOTICE NOTICE_DATE: Thu 13 Dec 18 14:17:17 UT NOTICE_TYPE: Swift-XRT Position UPDATE TRIGGER_NUM: 876016, Seg_Num: 0 GRB_RA: 248.2711d {+16h 33m 05.06s} (J2000), 248.0336d {+16h 32m 08.05s} (current), 248.9100d {+16h 35m 38.41s} (1950) GRB_DEC: +78.4975d {+78d 29' 51.0"} (J2000), +78.4582d {+78d 27' 29.6"} (current), +78.5991d {+78d 35' 56.9"} (1950) GRB_ERROR: 3.7 [arcsec radius, statistical plus systematic, 90% containment] GRB_INTEN: 1.00e-10 [erg/cm2/sec] GRB_SIGNIF: 10.00 [sigma] IMG_START_DATE: 18465 TJD; 347 DOY; 18/12/13 IMG_START_TIME: 49120.00 SOD {13:38:40.00} UT, 2461.6 [sec] since BAT Trigger Time TAM[0-3]: 100.00 100.00 100.00 100.00 AMPLIFIER: 1 WAVEFORM: 31 SUN_POSTN: 260.77d {+17h 23m 05s} -23.16d {-23d 09' 53"} SUN_DIST: 101.89 [deg] Sun_angle= 0.8 [hr] (West of Sun) MOON_POSTN: 333.94d {+22h 15m 45s} -13.94d {-13d 56' 28"} MOON_DIST: 102.84 [deg] MOON_ILLUM: 32 [%] GAL_COORDS: 111.62, 33.20 [deg] galactic lon,lat of the burst ECL_COORDS: 108.56, 76.59 [deg] ecliptic lon,lat of the burst COMMENTS: SWIFT-XRT Coordinates. COMMENTS: This Notice was ground-generated -- not flight-generated. COMMENTS: This is an Update Notice -- the RA,Dec values herein supersede the previous XRT_POS Notice. COMMENTS: TAM values, flux and significance fields are not valid. COMMENTS: This position was automatically generated on the ground using COMMENTS: Photon Counting data telemetered via TDRSS (SPER data). COMMENTS: See http://www.swift.ac.uk/sper/docs.php for details. COMMENTS: The probability that this is a serendipitous source in the COMMENTS: SPER window is 1.1% < P(seren) < 2.8%.
RA(J2000) = 16:33:04.87 = 248.27028 DEC(J2000) = +78:29:48.8 = 78.49690with a 90%-confidence error radius of about 0.75 arc sec. This position is 2.2 arc sec. from the center of the XRT error circle and consistent with the optical afterglow reported by MASTER (Lipunov et al., GCN Circ. 23526) and BOOTES (Hu et al., GCN Circ. 23527). The estimated magnitude is 17.26 with a 1-sigma error of about 0.14. No correction has been made for the expected extinction corresponding to E(B-V) of 0.04.
Date UT start t-T0 Filter Exp. OT Err. UL (mid, days) (s) 2018-12-13 13:39:23 0.04427 R 2640 17.27 0.08 21.8The photometry is based on nearby USNO-B1.0 stars
USNO-B1.0_id R2 1684-0061916 15.83 1684-0061968 16.55
RA(J2000) = 16h 32m 50.5s Dec(J2000) = +78d 30' 00.7"with an uncertainty of 1.9 arcmin, (radius, sys+stat, 90% containment). The partial coding was 21%.
RA (J2000): 16h 33m 4.82s Dec (J2000): +78d 29' 49.1"with an uncertainty of 1.6 arcsec (radius, 90% confidence).
Total column: 7.2 (+5.4, -2.8) x 10^20 cm^-2 Galactic foreground: 4.5 x 10^20 cm^-2 Excess significance: <1.6 sigma Photon index: 2.06 (+0.22, -0.20)If the light curve continues to decay with a power-law decay index of 1.44, the count rate at T+24 hours will be 2.2 x 10^-3 count s^-1, corresponding to an observed (unabsorbed) 0.3-10 keV flux of 6.9 x 10^-14 (8.3 x 10^-14) erg cm^-2 s^-1.
Date Tstart (UT) T-T0(hr) Exp.(s) Mag(R) 2018-12-13 14:55:00 1.95 3x90 18.0+/-0.1 2018-12-13 15:00:25 2.03 5x90 18.1+/-0.1We also used the NEXT-0.6m telescope located at Nanshan, Xinjiang, at 14:49:04 UT on 2018-12-13, i.e., 1.85hr after the Swift trigger and obtained 5x90s R-band frames under cloudy weather. The afterglow is not detected down to a limiting magnitude of R~17 mag, calibrated with the SDSS field.
Date UT start t-T0 Filter Exp. OT Err. UL (mid, days) (s) 2018-12-13 15:42:55 0.13264 R 65*60 18.75 0.08 20.9The photometry is based on nearby USNO-B1.0 stars
USNO-B1.0_id R2 1684-0061916 15.83 1684-0061968 16.55
Date UT start t-T0 Filter Exp. OT Err. UL (mid, days) (s) 2018-12-14 13:29:58 1.06482 R 7200 21.65 0.28 21.9The photometry is based on nearby USNO-B1.0 stars
USNO-B1.0_id R2 1684-0061916 15.83 1684-0061968 16.55
Date UT start t-T0 Filter Exp. OT Err. UL (mid, days) (s) 2018-12-14 12:10:22 0.97344 R 10*120 n/d n/d 20.9 2018-12-15 11:57:21 1.97829 R 29*120 23.15 0.45 23.1The photometry is based on nearby USNO-B1.0 stars
USNO-B1.0_id R2 1684-0061916 15.83 1684-0061968 16.55
RA (J2000) = 16:33:04.86 = 248.27025 (deg.) Dec (J2000) = +78:29:48.7 = 78.49685 (deg.)with an estimated uncertainty of 0.43 arc sec. (radius, 90% confidence).
Filter T_start(s) T_stop(s) Exp(s) Mag white (fc) 2353 2503 294 17.33+/-0.04 white 2633 2653 19 17.15+/-0.10 white 8535 9061 513 19.03+/-0.07 white 66263 67021 738 >21.71 v 2683 2703 19 >17.35 v 26217 37929 1168 >20.45 b 2608 3393 87 17.82+/-0.10 b 8330 15947 230 19.18+/-0.23 b 65351 82801 1115 >20.39 u 2584 3318 216 17.25+/-0.06 u 14999 33141 1327 19.69+/-0.10 u 71983 72421 426 >20.32 uvw1 2559 3113 216 17.50+/-0.11 uvw1 14093 32991 2656 20.07+/-0.16 uvw1 71077 71977 885 >19.97 uvm2 2708 2908 196 >19.26 uvm2 19555 32084 2047 >20.84 uvw2 2659 2679 19 >17.50 uvw2 25310 37634 1771 >20.67The magnitudes in the table are not corrected for the Galactic extinction due to the reddening of E(B-V) = 0.04 in the direction of the burst (Schlegel et al. 1998).