{
  "bibcode": "2014GCN.17042....1I",
  "body": "Myungshin Im, Yongjung Kim, Minhee Hyun (CEOU/SNU),\nWoojin Park, and Soojong Pak (Kyunghee Univ.)\n\nWe observed the field of GRB 141109A (D'Avanzo et al. GCN 17037),\nusing CQEUAN (Park et al. 2012) on the 2.1-m Otto-Struve telescope\nat the McDonald Observatory in Texas, US. The observation started\nat 2014-11-09 10:47:05 UT, or about 5 hrs after the BAT alert.\nA series of images were taken with medium-band filters centered at\n0.875, 0.925, 0.975, and 1.025 micron.\n\nWe identify the optical/NIR counterpart reported in Covino et al.\n(GCN 17039), Xu et al. (GCN 17040), and Graham et al. (GCN 17041),\nin all of the medium-band images. A preliminary magnitude\nat 0.875 micron is 20.2 +- 0.1 AB mag. Further analysis of the data\nis ongoing.",
  "circularId": 17042,
  "createdOn": 1415541665000,
  "email": "mim@astro.snu.ac.kr",
  "subject": "GRB 141109A: CQUEAN Detection at 0.85 - 1.05 micron",
  "submitter": "Myungshin Im at Seoul Nat U  <mim@astro.snu.ac.kr>",
  "eventId": "GRB 141109A"
}