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GCN Circulars

GCN Circulars are rapid bulletins submitted by and distributed to the community. See the documentation for help with subscribing to or submitting Circulars.

"N/A_MC170405_R1" does not adhere to advanced search syntax. Please refer to the documentation and try again.
Search for Circulars by submitter, subject, or body text (e.g. 'Fermi GRB').
To navigate to a specific circular, enter the associated Circular ID (e.g. 'gcn123', 'Circular 123', or '123').
Advanced Search

To narrow the search results, use advanced search syntax. This allows for specifying which circular field to search (submitter, subject, and/or body). For additional information, refer to the advanced search documentation.

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subject:"Swift"
body:"GRB"
submitter:"Judith Racusin"

10934 results found.

  1. J-Band Observation of GRB 010214.
  2. Possible InfraRed Transient of GRB 010214.
  3. GRB010214 Optical Observation
  4. GRB010213 detected by HETE
  5. GRB010126, TNG R-band observations
  6. Optical Observations of GRB 001018 at Keck
  7. H band observation of GRB 001212
  8. GRB 001109: deep JHK upper limits
  9. CORRECTION to XMM-Newton observation of GRB001025
  10. XMM-Newton observation of GRB001025
  11. V,R,I band observations of GRB000926
  12. The Likely Optical/Infrared Afterglow of GRB 001011
  13. Public availability of BeppoSAX data of GRB000926
  14. GRB000926: X-ray afterglow by BeppoSAX: revised fluxes (fwd)
  15. GRB 000926, Optical Decay
  16. GRB 000926, Optical Observations
  17. J and K band observations of GRB 000926
  18. GRB 000926, Optical Observation
  19. Optical candidate for GRB000926
  20. GRB000830, TNG B-band observations
  21. GRB000210, Optical observations
  22. Chandra Position of GRB000210
  23. GRB000812, TNG R-band observations
  24. GRB000801, VLT-Antu R-band observations
  25. GRB000630, optical observations
  26. GRB000418, HST/STIS Observations
  27. GRB000620, optical observations
  28. GRB000615: H-band observations
  29. GRB000620 Optical observations
  30. GRB000607, optical observations
  31. GRB000616 optical observations
  32. GRB 000615: NIR observations
  33. Optical Follow-up of GRB000529 Error Box
  34. GRB000528, optical observations at ESO
  35. Re: GRB000508B : Optical observations
  36. GRB 000424 Optical Observations
  37. GRB 000418, Optical Observation
  38. GRB000424 Optical Observations
  39. GRB 000418, Optical Observation
  40. GRB 000418, Optical Observation
  41. BeppoSAX GRB000424
  42. X-ray burst or X-ray rich GRB 000416 observed by BeppoSAX
  43. GRB 000301C: Optical Spectrum and Redshift
  44. GRB 000301C: Optical Spectrum and Redshift
  45. GRB 000301C: HST/STIS-PRISM NUV-MAMA spectroscopy
  46. GRB000301C, optical R-band observations
  47. GRB 000301C: K' Observations
  48. GRB000301C - Host galaxy not detected in R (?)
  49. GRB 000301c near-IR observations
  50. GRB 000301C, Optical Color
  51. GRB 000301C, Optical Observation
  52. GRB 000301C, Optical Observation
  53. GRB 000115 Optical observations
  54. GRB 000115 Optical observations
  55. GRB 991216: J band spectrophotometry
  56. GRB991217/SAX J2303.2+0015, optical observations
  57. Chandra observation of the X-ray afterglow of GRB991216
  58. GRB 991208 Keck Spectroscopy
  59. GRB 991208 Infrared Detection
  60. GRB 991216: Comparison with DPOSS images
  61. R-band Observations of GRB991208 at TNG
  62. GRB991208, optical observations
  63. Optical Observations of GRB991105
  64. GRB991106, optical observation at SAO-RAS
  65. Revised BeppoSAX WFC position of GRB991105
  66. BeppoSAX MAIL n. 99/30: GRB991105 refined position (fwd)
  67. GRB 991014, radio observations
  68. GRB 991014, Optical Observations
  69. Optical Observations of GRB990907
  70. BeppoSAX MAIL n. 99/24: GRB ALERT: GRB990907
  71. GRB990806 BeppoSAX follow up
  72. GRB 990806, Optical Observations
  73. GRB 990806, optical observations
  74. GRB 990806, Optical Observations
  75. GRB990806 UBVRIJHK observations
  76. BeppoSAX ALERT GRB990806: Summer GRB
  77. VLT spectrum of GRB990712
  78. Updated Astrometry for the IR Counterpart of GRB990705
  79. Infrared and Optical Observations of GRB990705
  80. GRB990704 radio and optical observations
  81. GRB 990704 X-ray Observations
  82. GRB990705: Intriguing Positional Coincidences
  83. Optical Observations of GRB990627
  84. X-ray/GRB 1SAX J0835.9+5118, TNG V and R observations
  85. GRB 990506 optical observation
  86. X-ray/GRB 1SAX J0835.9+5118, Optical Observation
  87. BeppoSAX: A new fast X-ray transient
  88. GRB 990506 R band observations
  89. VLT spectrum of GRB990510
  90. GRB 990510: Broad Band Break
  91. GRB 990510: BeppoSAX/GRBM observations
  92. GRB990510 optical observations
  93. GRB 990510 optical observations
  94. GRB990510: NFI X-ray source
  95. GRB 990506 optical observations
  96. GRB 990316, Optical observations
  97. GRB990217: BeppoSAX/GRBM data
  98. Optical Observations of GRB990217
  99. GRB 990123: Discovery of the Probable Host Galaxy
  100. GRB 990123: New Constraints on Possible Foreground Galaxies

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