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Swift ATels - 2017

Most recent ATels are listed at the top of the page.

  1. The Onset of Another Very Strong X-Ray Flare in the HBL Source 1ES 1959+650
  2. Swift and SALT observations the nuclear transient Gaia17dbg = ATLAS17lbg = AT2017gul
  3. MAXI/GSC detection of X-ray brightening from the Be/X-ray binary pulsar GS1843-02 (4U 1850-02)
  4. Swift/XRT detection of an outburst from SXP 15.3
  5. A rapid X-ray brightening of PSR J2032+4127/MT91 213
  6. A new Fermi-LAT source in the direction of ASASSN-17mt
  7. Swift/XRT observations of PSR B1259-63 after the 2017 periastron passage
  8. Brightening of MAXI J1621-501 as seen with Swift/XRT
  9. IceCube-171106A: Swift observations
  10. Optical, X-, HE Gamma-ray flare of the FSRQ Ton 599
  11. Swift-XRT observations of Type IIn supernova SN 2017hcc
  12. Swift/UVOT follow-up observation of the blue optical transient MASTER075353.88+174907.6
  13. Swift observations of the bright microlensing event TCP J05074264+2447555
  14. PSR J2032+4127/MT91 213 on approach to periastron: X-ray & optical monitoring
  15. Swift X-ray detection and VLT/FORS2 spectroscopy of the nuclear transient Gaia17cmd/AT2017har
  16. Swift/XRT detects activity of a very-faint X-ray transient, likely the neutron star X-ray binary AX J1745.6-2901, near Sgr A*
  17. Radio re-brightening of MAXI J1535-571 as it transitions back towards the hard state
  18. Radio localization of IGR J16597-3704, a candidate neutron star X-ray binary undergoing an outburst in NGC 6256
  19. Swift/XRT observation of IGR J16597-3704
  20. Continuous X-ray monitoring of the third outburst of the magnetar CXOU J164710.2-455216
  21. CXOU J164710.2-455216/PSR J1647-4552: Swift XRT observations of this active magnetar
  22. Swift confirmation and localization of the new Transient MAXI J1621-501
  23. Swift and NuSTAR observations of Swift J0243.6+6124
  24. Swift/XRT detects a new accretion outburst of the Galactic center neutron star transient GRS 1741-2853
  25. Optical/UV/X-ray observations of the gamma-ray binary candidate PSR J2032+4127/MT91 213
  26. Joint Swift XRT and NuSTAR Observations of TXS 0506+056
  27. Swift/XRT observation of the on-going outburst from Terzan 6
  28. Swift Confirmation of new transient activity in NGC 6440
  29. Sub-second optical flaring in GX 339-4 during the 2017 outburst early rise
  30. Swift J0243.6+6124: Swift discovery of an accreting NS transient
  31. X-ray brightening of GX 339-4 in late September 2017
  32. Further Swift-XRT observations of IceCube 170922A
  33. Swift and LT UV and optical observations of type IIn superluminous supernova 2017gir
  34. Fermi LAT detection and Swift/XRT observations of PSR B1259-63 before its 2017 periastron passage
  35. Swift observations show that H1743-322 is on its way to quiescence after the recent outburst
  36. A new highest historical 0.3-10 keV brightness State of TeV-detected Blazar 1ES 1959+650
  37. Detection of the low-frequency QPOs in MAXI J1535-571
  38. Swift/BAT sees MAXI J1535-571 declining in 15-50 keV
  39. Swift/XRT sees MAXI J1535-571 brightening and softening
  40. Nova Lup 2016 during the X-ray decay phase
  41. Swift-XRT observations of Type IIn supernova ASASSN-17kr a.k.a. SN 2017gas
  42. MAXI J1535-571: Swift detection and localization
  43. Swift/BAT Detects Increase in Hard X-ray Emission from the Ultra-compact X-ray Binary 4U 1543-624
  44. IGR J17329-2731: Swift/XRT localization and characterization
  45. Swift, Loiano and LCOGT observations of ASASSN-17gs/AT2017egv (Fermi J1544-0649) - awakening of a dormant high-energy peaked blazar?
  46. Swift observations of Nova Scuti 2017
  47. Swift observations of nova V407 Lup: detection of a UV period at 1.1 or 3.6 hours
  48. INTEGRAL detection of type II outburst onset from GRO J1008-57
  49. Swift J181723.1-164300 has entered quiescence
  50. Very Strong 0.3-10 keV Flare in the HBL Source 1ES 1959+650
  51. Swift J181723.1-164300 is likely a new bursting neutron star low-mass X-ray binary
  52. S-CUBED detection of SXP 15.3 in outburst
  53. Swift/BAT X-ray monitoring indicates a new outburst of the black hole transient H 1743-322
  54. Fermi and Swift discovery of GeV gamma-ray and X-ray emission from the blazar S4 0444+63
  55. Swift XRT Observation of the Magnetar 4U 0142+61 Following a Burst
  56. Optical and X-ray rebrightening in NS X-ray Nova Aql X-1
  57. X-ray Emission likely not from Supernova 2017egm
  58. A New Highest Historical 0.3-10 keV Brightness State of TeV-detected Blazar 1ES 1959+650
  59. A Strong X-ray Flare in TeV-detected blazar 1ES 1959+650
  60. Swift and ATLAS observations of ASASSN-17fy/SN2017dwq
  61. Possible Discovery of X-ray Emission from Supernova 2017egm with Swift
  62. Re-classification of Gaia17biu/SN 2017egm: the closest hydrogen-poor superluminous supernova yet found, located in a massive host galaxy
  63. Fermi LAT detection and Swift X-ray follow-up of a new gamma-ray/X-ray transient source Fermi J1544-0649 (Swift 154419.7-064915)
  64. Swift-XRT follow-up of IGR J04539+4502 and IGR J21171+3930
  65. Swift-XRT follow-up of IGR J00486-4241 and IGR J21485+4306
  66. Another X-ray Flare in TeV-detected blazar 1ES 1959+650
  67. Variability from 1SXPS J1742150-291453: a very nearby X-ray source?
  68. Updating the identification/classification of the INTEGRAL sources IGR J04288-67022 and Swift J0826.2-7033
  69. Updating the X-ray association of the INTEGRAL sources IGR J05104-6910 and IGR J12412+3007
  70. Swift/UVOT upper limits on SN 2017eaw before explosion
  71. X-ray emission of SN 2017eaw and its progenitor
  72. GRS 1716-249 is going back to the hard state
  73. Swift-XRT follow-up of IGR J01157+6941 and IGR J21095+4322
  74. Swift-XRT follow-up of IGR J05511-1218, IGR J07072-1227 and IGR J17259+2603
  75. Discovery of a new X-ray transient, Swift J175233.9-290952, in the Swift Bulge Survey
  76. Radio and X-ray reactivation of magnetar PSR J1622-4950
  77. Swift Observations of the 2017 Outburst of Swift J1357.2-0933
  78. Swift/XRT non detection of MASTER OT J174534.82-643044.4
  79. Gaia16aqg/AT2016ecm was a Supernova Type Ia near the nucleus of the galaxy
  80. A new outburst of ESO 243-49 HLX-1 after being in quiescence for two years
  81. A drop in X-ray/UV/Optical flux from Swift J1753.5-0127
  82. IGR J17445-2747: Updated Swift position
  83. Discovery of SWIFT J174429.9-274557 - a soft X-ray counterpart of the X-ray burster IGR J17445-2747
  84. Activity of IGR J17445-2747 and SAX J1747.0-2853 in the Swift Bulge Survey
  85. Detection of a new X-ray outburst from the SMC Be/X-ray binary Swift J010745.0-722740, confirming the 1180 d orbital period
  86. VERITAS observations of Cygnus X-3 during a major radio flare
  87. S-CUBED detection of an outburst of SXP 59.0 in the SMC
  88. The X-ray rebrightening of the Be/X-ray transient SAXJ2103.5+4545
  89. GRS 1716-249 is transitioning to the soft state.
  90. MAXI J1807+132 is fading in both X-rays and optical wavelengths
  91. Swift/XRT spectral analysis of MAXI J1807+132: possibility of a faint low mass X-ray binary
  92. MAXI J1807+132: UV/Optical counterpart, further XRT observations
  93. MAXI J1807+132: Swift/XRT localization
  94. MAXI/GSC detection of X-ray outburst from Be/X-ray binary pulsar H1145-619
  95. Enhanced X-Ray Activity of the HBL Source 1ES 0033+595
  96. Swift/XRT detection of PS17bgn/2017bcc
  97. Swift/XRT detects renewed activity of the Galactic center transient CXOGC J174540.0-290005
  98. The neutron-star low-mass X-ray binary H 1658-298 back in quiescence
  99. The black hole X-ray transient GRS 1739-278 is still active
  100. Long-duration soft state of the Clocked Burster GS 1826-238
  101. Increasing X-ray/UV flux from Swift J1753.5-0127
  102. A magnetar-like burst from 1RXS J170849.0-400910
  103. Swift J1753.5-0127 flux is steady
  104. Swift resumes X-ray monitoring of the Galactic center in 2017
  105. X-ray/UV re-brightening of Swift J1753.5-0127 observed with Swift
  106. Swift-XRT confirms the renewed X-ray activity of the Bursting Pulsar "GRO J1744-28"
  107. SWIFT observations and flash ionization features in the spectrum of DLT17h/SN 2017ahn
  108. Increasing X-Ray Brightness of HBL Source 1ES 1727+650
  109. Dramatic change in the X-ray spectrum of symbiotic recurrent nova T CrB
  110. OJ 287 at its highest X-ray state since the beginning of Swift monitoring
  111. Swift UV/X-ray non-detection of the recurrent nova M31N 2007-11f
  112. Swift broad band observations of the Black Hole transient GRS 1716-249
  113. Swift observations of Gaia17acy/2017it
  114. Swift observations of TDE candidate OGLE17aaj
  115. Confirmation of nova M31N 2017-01a with Swift/UVOT
  116. MAXI/GSC detection of the outburst onset from Be/X-ray binary pulsar V 0332+53 (X0331+53)
  117. 1ES 1959+650 Very Bright in X-Rays Again
  118. Swift XRT and UVOT flares accompany brightest ever gamma-ray flare of CTA 102