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GCN Circular 2611

Subject
IPN Summary of SGR1806-20 Activity in 2004
Date
2004-06-16T20:46:11Z (20 years ago)
From
Kevin Hurley at UCBerkeley/SSL <khurley@sunspot.ssl.berkeley.edu>
K. Hurley and T. Cline, on behalf of the Ulysses, HETE, Mars Odyssey,
and Konus GRB teams,

G. Ricker, J-L Atteia, N. Kawai, D. Lamb, S. Woosley, J. Doty, R.
Vanderspek, J. Villasenor, G. Crew, N. Butler, J.G.  Jernigan, F.
Martel, G. Prigozhin, J. Braga, R.  Manchanda, G.  Pizzichini, Y.
Shirasaki, C. Graziani, Y. Yamamoto, M. Suzuki, M. Matsuoka, T.
Tamagawa, T. Sakamoto, A. Yoshida, E. Fenimore, M. Galassi, T.
Tavenner, T.  Donaghy, C. Barraud, M. Boer, J-F Olive, and J-P Dezalay,
on behalf of the HETE GRB team,

S. Golenetskii, E. Mazets, V. Pal'shin, and D. Frederiks, on behalf of
the Konus-Wind and Helicon/Coronas-F teams,

D. M. Smith, R. P. Lin, J. McTiernan, R. Schwartz, C. Wigger, W.
Hajdas, and A. Zehnder, on behalf of the RHESSI GRB team,

I. Mitrofanov, S. Charyshnikov, V. Grinkov, A. Kozyrev, M. Litvak, and
A. Sanin, on behalf of the HEND-Odyssey GRB team,

W. Boynton, C. Fellows, K. Harshman, C. Shinohara and R. Starr, on
behalf of the GRS-Odyssey GRB team, and

A. von Kienlin, G. Lichti, and A. Rau, on behalf of the
INTEGRAL SPI-ACS GRB team, report:

SGR1806-20 continues to be active in the hard X-ray band, with the most
recent bursts observed on 2004 June 15.  The following is a summary of
all events in 2004 to date which are either confirmed (by imaging or by
triangulation) or suspected to originate from this source.  "Suspected"
means that the event is a short and/or soft spectrum burst, but that it
has not been localized.  Many recent HETE events have been confirmed by Konus
in either triggered or waiting mode data, but not all of them can be
triangulated.  This list, which includes some events previously
mentioned in GCN Circulars, is not meant to be complete.  The data of
all the IPN spacecraft have not been examined exhaustively yet, and in
addition, Earth-blocking and experiment duty cycles prevent many bursts
from being detected.  At this point, we will only issue future GCN's
for exceptional bursts from this source, or exceptionally active
periods.

      DATE      DOY  TIME    SOD
   1. 19 JAN 04  19 22:32:59 81179
   2. 09 MAR 04  69 10:24:08 37448
   3. 16 MAR 04  76 13:02:14 46934
   4. 20 MAR 04  80 06:34:37 23677
   5. 27 APR 04 118 13:04:49 47089
   6. 02 MAY 04 123 21:56:14 78974
   7. 03 MAY 04 124 02:40:40  9640
   8. 03 MAY 04 124 02:51:38 10298
   9. 03 MAY 04 124 14:00:26 50426
  10. 15 MAY 04 136 15:02:28 54148
  11. 19 MAY 04 140 07:12:56 25976
  12. 19 MAY 04 140 20:04:47 72287
  13. 19 MAY 04 140 23:59:38 86378
  14. 20 MAY 04 141 12:27:03 44823
  15. 22 MAY 04 143 00:44:53  2693
  16. 22 MAY 04 143 08:29:42 30582
  17. 22 MAY 04 143 08:48:13 31693
  18. 22 MAY 04 143 12:42:53 45773
  19. 22 MAY 04 143 21:39:30 77970
  20. 22 MAY 04 143 21:41:47 78107
  21. 22 MAY 04 143 21:45:55 78355
  22. 22 MAY 04 143 21:57:47 79067
  23. 22 MAY 04 143 22:04:39 79479
  24. 22 MAY 04 143 22:06:57 79617
  25. 22 MAY 04 143 22:26:02 80762
  26. 22 MAY 04 143 22:57:50 82670
  27. 22 MAY 04 143 23:04:34 83074
  28. 22 MAY 04 143 23:06:51 83211
  29. 22 MAY 04 143 23:07:34 83254
  30. 22 MAY 04 143 23:13:03 83583
  31. 22 MAY 04 143 23:15:33 83733
  32. 22 MAY 04 143 23:17:50 83870
  33. 22 MAY 04 143 23:20:55 84055
  34. 22 MAY 04 143 23:23:12 84192
  35. 22 MAY 04 143 23:35:39 84939
  36. 22 MAY 04 143 23:37:56 85076
  37. 23 MAY 04 144 00:35:37  2137
  38. 23 MAY 04 144 02:19:18  8358
  39. 23 MAY 04 144 05:11:13 18673
  40. 23 MAY 04 144 05:35:29 20129
  41. 23 MAY 04 144 05:40:05 20405
  42. 23 MAY 04 144 07:12:19 25939
  43. 23 MAY 04 144 09:03:45 32625
  44. 23 MAY 04 144 09:17:43 33463
  45. 23 MAY 04 144 10:51:31 39091
  46. 23 MAY 04 144 11:22:17 40937
  47. 23 MAY 04 144 12:02:24 43344
  48. 23 MAY 04 144 13:50:11 49811
  49. 23 MAY 04 144 14:01:43 50503
  50. 23 MAY 04 144 15:10:08 54608
  51. 23 MAY 04 144 15:14:35 54875
  52. 23 MAY 04 144 15:18:10 55090
  53. 23 MAY 04 144 15:22:23 55343
  54. 23 MAY 04 144 15:25:27 55527
  55. 23 MAY 04 144 15:25:57 55557
  56. 23 MAY 04 144 15:26:00 55560
  57. 23 MAY 04 144 15:26:39 55599
  58. 23 MAY 04 144 15:27:14 55634
  59. 23 MAY 04 144 18:13:47 65627
  60. 23 MAY 04 144 18:16:25 65785
  61. 23 MAY 04 144 20:32:37 73957
  62. 24 MAY 04 145 07:10:07 25807
  63. 24 MAY 04 145 07:12:00 25920
  64. 25 MAY 04 146 03:36:17 12977
  65. 25 MAY 04 146 06:11:59 22319
  66. 25 MAY 04 146 16:42:07 60127
  67. 25 MAY 04 146 18:19:42 65982
  68. 25 MAY 04 146 20:35:09 74109
  69. 25 MAY 04 146 21:33:41 77621
  70. 26 MAY 04 147 03:53:56 14036
  71. 26 MAY 04 147 08:06:13 29173
  72. 26 MAY 04 147 10:34:51 38091
  73. 26 MAY 04 147 12:34:52 45292
  74. 26 MAY 04 147 17:13:56 62036
  75. 27 MAY 04 148 04:05:14 14714
  76. 27 MAY 04 148 05:53:20 21200
  77. 27 MAY 04 148 20:32:55 73975
  78. 28 MAY 04 149 20:12:48 72768
  79. 28 MAY 04 149 20:31:01 73861
  80. 28 MAY 04 149 22:13:55 80035
  81. 29 MAY 04 150 22:08:58 79738
  82. 29 MAY 04 150 22:14:17 80057
  83. 31 MAY 04 152 04:30:45 16245
  84. 31 MAY 04 152 04:47:53 17273
  85. 31 MAY 04 152 05:54:06 21246
  86. 31 MAY 04 152 06:05:23 21923
  87. 31 MAY 04 152 08:18:52 29932
  88. 31 MAY 04 152 09:17:37 33457
  89. 31 MAY 04 152 12:17:12 44232
  90. 31 MAY 04 152 14:20:00 51600
  91. 31 MAY 04 152 20:34:03 74043
  92. 01 JUN 04 153 08:10:18 29418
  93. 01 JUN 04 153 11:34:12 41652
  94. 02 JUN 04 154 09:30:27 34227
  95. 02 JUN 04 154 09:31:32 34292
  96. 02 JUN 04 154 09:42:02 34922
  97. 02 JUN 04 154 13:48:12 49692
  98. 02 JUN 04 154 16:00:02 57602
  99. 02 JUN 04 154 19:23:36 69816
 100. 03 JUN 04 155 12:38:20 45500
 101. 04 JUN 04 156 02:15:59  8159
 102. 04 JUN 04 156 08:00:46 28846
 103. 05 JUN 04 157 12:58:02 46682
 104. 05 JUN 04 157 18:46:13 67573
 105. 06 JUN 04 158 00:04:19   259
 106. 06 JUN 04 158 08:20:50 30050
 107. 06 JUN 04 158 11:09:11 40151
 108. 06 JUN 04 158 12:43:25 45805
 109. 06 JUN 04 158 12:51:42 46302
 110. 06 JUN 04 158 13:03:41 47021
 111. 06 JUN 04 158 17:01:01 61261
 112. 06 JUN 04 158 23:51:50 85910
 113. 07 JUN 04 159 02:05:03  7503
 114. 07 JUN 04 159 05:08:15 18495
 115. 07 JUN 04 159 11:07:02 40022
 116. 08 JUN 04 160 00:21:52  1312
 117. 08 JUN 04 160 16:28:34 59314
 118. 08 JUN 04 160 22:41:32 81692
 119. 09 JUN 04 161 06:21:41 22901
 120. 09 JUN 04 161 08:31:26 30686
 121. 10 JUN 04 162 00:27:40  1660
 122. 10 JUN 04 162 05:38:11 20291
 123. 10 JUN 04 162 18:26:23 66383
 124. 10 JUN 04 162 21:19:45 76785
 125. 10 JUN 04 162 21:29:33 77373
 126. 11 JUN 04 163 00:49:23  2963
 127. 11 JUN 04 163 02:27:38  8858
 128. 11 JUN 04 163 03:44:46 13486
 129. 11 JUN 04 163 06:52:04 24724
 130. 11 JUN 04 163 10:36:34 38194
 131. 11 JUN 04 163 16:43:50 60230
 132. 11 JUN 04 163 21:43:15 78195
 133. 15 JUN 04 167 00:49:00  2940
 134. 15 JUN 04 167 12:00:43 43243
 135. 15 JUN 04 167 16:53:57 60837
 136. 15 JUN 04 167 23:17:04 83824
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