The Neil Gehrels Swift Observatory

Swift's Gamma Ray Bursts from 2004


December 28, 2004 - GRB041228
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2918
SUBJECT: GRB041228: Swift-BAT detection of a burst
DATE:    04/12/28 18:08:18 GMT
FROM:    Scott Barthelmy at NASA/GSFC  

A. Parsons, S. Barthelmy, L. Barbier (GSFC), S. Campana (OAB),
J. Cummings (GSFC), E. Fenimore (LANL), N. Gehrels (GSFC),
J. Hill (PSU), D. Hullinger (GSFC/UMD), H. Krimm (GSFC/USRA),
C. Markwardt (GSFC/UMD), F. Marshall (GSFC), K. McLean (LANL),
D. Palmer (LANL), T. Sakamoto (GSFC), G. Sato (ISAS), M. Suzuki (Saitama), 
M. Tashiro (Saitama), J. Tueller (GSFC)
on behalf of the Swift-BAT team:

At 10:49:13 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041228.  The spacecraft did not autonomously slew
to the burst since automated slewing was not yet enabled.
     
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December 26, 2004 - GRB041226
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2914
SUBJECT: GRB041226: Swift-BAT detection of a burst
DATE:    04/12/26 23:31:39 GMT
FROM:    Hans Krimm at NASA-GSFC  

H. Krimm (GSFC/USRA), D. Palmer (LANL), S. Barthelmy (GSFC),
L. Barbier (GSFC), M. Chester (PSU), J. Cummings (GSFC), E. Fenimore (LANL),
N. Gehrels (GSFC), D. Hinshaw (GSFC), D. Hullinger (GSFC/UMD),
C. Markwardt (GSFC/UMD), K. McLean (LANL), A. Parsons (GSFC),
T. Sakamoto (GSFC), G. Sato (ISAS), M. Suzuki (Saitama), G. Tagliaferri (OAB),
J. Tueller (GSFC), A. Wells (U Leicester)
on behalf of the Swift-BAT team:

At 20:34:19 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041226.  The spacecraft did not autonomously slew
to the burst since automated slewing was not yet enabled.
     
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December 24, 2004 - GRB041224
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2908
SUBJECT: GRB041224: Swift-BAT detection of a soft burst
DATE:    04/12/24 22:48:18 GMT
FROM:    Scott Barthelmy at NASA/GSFC  

S. Barthelmy (GSFC), C. Markwardt (GSFC/UMD), T. Sakamoto (),
L. Barbier, J. Cummings (GSFC), E. Fenimore (LANL), N. Gehrels (GSFC),
D. Hullinger (GSFC/UMD), S. Hunsberger (PSU), H. Krimm (GSFC/USRA),
K. McLean, D. Palmer (LANL), A. Parsons (GSFC), G. Sato (ISAS),
M. Still (GSFC/USRA), M. Suzuki (Saitama), G. Tagliaferri (OAB) J. Tueller,
on behalf of the Swift-BAT team:

At 20:20:57 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041224.  The spacecraft did not autonomously slew
to the burst since automated slewing was not yet enabled.
     
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December 23, 2004 - GRB041223
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2898
SUBJECT: GRB041223: Swift-BAT detection of a bright long burst
DATE:    04/12/23 17:58:52 GMT
FROM:    Scott Barthelmy at NASA/GSFC  

J. Tueller, L. Barbier, S. Barthelmy (GSFC), A. Beardmore (U.Leicester),
L. Cominsky (Sonoma State U), J. Cummings (GSFC), E. Fenimore (LANL),
N. Gehrels (GSFC), S.T. Holland (GSFC/USRA), D. Hullinger (GSFC/UMD),
H. Krimm (GSFC/USRA), C. Markwardt (GSFC/UMD), K. McLean, D. Palmer (LANL),
A. Parsons (GSFC), G. Sato (ISAS), M. Suzuki (Saitama), G. Tagliaferri (OAB)
on behalf of the Swift BAT team:

At 14:06:18 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041223.  The spacecraft did not autonomously slew
to the burst since automated slewing was not yet enabled.
     
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December 20, 2004 - GRB041220
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2890
SUBJECT: GRB041220:  Swift-BAT burst
DATE:    04/12/21 02:48:49 GMT
FROM:    Scott Barthelmy at NASA/GSFC  

H. Krimm (GSFC/USRA), L. Angelini (GSFC/JHU), L. Barbier (GSFC),
S. Barthelmy (GSFC), J. Cummings (GSFC), E. Fenimore (LANL), N. Gehrels (GSFC),
M. Goad (U.Leicester), D. Hullinger (GSFC/UMD), C. Markwardt (GSFC/UMD),
K. McLean (LANL/UTD), D. Palmer (LANL), A. Parsons (GSFC),
P. Roming (PSU), G. Sato (ISAS), M. Suzuki (Saitama), T. Takashima (ISAS),
J. Tueller (GSFC)  on behalf of the Swift BAT team:

At 22:58:26 UT, the Swift-BAT triggered and located on-board GRB041220
(BAT Trigger #100433).  The spacecraft did not autonomously slew
to the burst since automated slewing is not yet enabled.  Automated
notification to the BAT Team through TDRSS was partially enabled
for this burst.
     
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December 19, 2004 - GRB041219c
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2886
SUBJECT: GRB041219c: Third Burst in One Day from Swift-BAT
DATE:    04/12/20 18:22:19 GMT
FROM:    Craig Markwardt at GSFC  

C. Markwardt (UMD), L. Barbier, S. Barthelmy (GSFC), 
P. Boyd (UMBC), S. Campana (OAB), J. Cummings (GSFC), 
E. Fenimore (LANL), M. Galassi (LANL), N. Gehrels (GSFC), 
M. Goad (U.Leicester), D. Hullinger (UMD), H. Krimm (USRA), 
K. McLean (LANL), J. Norris (GSFC), D. Palmer (LANL),
A. Parsons (GSFC), G. Sato (ISAS), M. Suzuki (Saitama), 
T. Takahashi (ISAS), J. Tueller (GSFC) 
on behalf of the Swift BAT team.

At 20:30:33 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041219c (BAT Trigger #100380).  This is the third
burst detected and imaged by BAT on Dec 19.  The spacecraft did not
autonomously slew to the burst since automated slewing is not yet
enabled.  Automated notification through TDRSS is also disabled during
this early commissioning phase of the mission.
     
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December 19, 2004 - GRB041219b
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2883
SUBJECT: GRB041219b: A Swift-BAT burst
DATE:    04/12/20 07:37:08 GMT
FROM:    Jay R. Cummings at NASA/GSFC/Swift  

J. Cummings, L. Barbier, S. Barthelmy (GSFC), M. Chester (PSU),
E. Fenimore (LANL), N. Gehrels (GSFC), P. Giommi (ASDC),
M. Goad (U.Leicester), D. Hullinger (UMD), K. Hurley (UCB),
H. Krimm (USRA), C. Markwardt (UMD), K. McLean (LANL), D. Palmer (LANL),
A. Parsons (GSFC), G. Sato (ISAS), M. Suzuki (Saitama), J. Tueller (GSFC) 
on behalf of the Swift BAT team.

At 15:38:48 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041219b.  The spacecraft did not autonomously slew
to the burst since automated slewing is not yet enabled.  Automated
notification through TDRSS is also disabled during this early commissioning
phase of the mission.
     
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December 19, 2004 - GRB041219
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2874
SUBJECT: Swift-BAT detection of the bright long burst GRB041219
DATE:    04/12/19 06:33:02 GMT
FROM:    Scott Barthelmy at NASA/GSFC  

S. Barthelmy (GSFC), D. Burrows (PSU), J. Cummings (GSFC), E. Fenimore (LANL), 
N. Gehrels (GSFC), M. Goad (U.Leicester), D. Hullinger (UMD), H. Krimm (USRA),
C. Markwardt (UMD), F. Marshall (GSFC), K. McLean (LANL), J. Nousek (PSU),
J. Osborne (U.Leicester), D. Palmer (LANL), A. Parsons (GSFC), G. Sato (ISAS),
M. Suzuki (Saitama), G. Tagliaferri (OAB), J. Tueller (GSFC) 
on behalf of the Swift BAT team.

At 01:42:18 UT, the Swift Burst Alert Telescope (BAT) triggered and
located on-board GRB041219 (GCN Circ# 2866, D.Gotz et al.).  The spacecraft
did not autonomously slew to the burst since automated slewing
is not yet enabled.
     
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December 17, 2004 - GRB041217
TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  2853
SUBJECT: GRB041217: The First GRB Located On-Board Swift
DATE:    04/12/17 23:59:44 GMT
FROM:    Ed Fenimore at LANL  

D. Palmer (LANL), E. Fenimore (LANL), S. Barthelmy (GSFC), G. Chincarini
(OAB), J. Cummings (GSFC), N. Gehrels (GSFC), P. Giommi (ASDC), M. Goad
(U.Leicester), D. Hullinger (UMD), H. Krimm (USRA), C. Markwardt (UMD), K. Mason
(MSSL), K. McLean (LANL), J. Nousek (PSU), J. Osborne (U.Leicester), A. Parsons
(GSFC), G. Sato (ISAS), M. Suzuki (Saitama), J. Tueller (GSFC), A. Wells
(U.Leicester), N. White (GSFC), on behalf of the Swift BAT team.

On Dec 17 2004, 7:28:30 UT, the Swift Burst Alert Telescope (BAT)  
triggered and located on-board an apparent gamma-ray burst. The
spacecraft did not autonomously slew to the burst since automated slewing
is not yet enabled.
     
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