{
  "bibcode": "2022GCN.31370....1N",
  "body": "A. Nicuesa Guelbenzu, S. Klose, S. Melnikov, B. Stecklum, U. Laux (all\nTLS Tautenburg) report:\n\nWe observed the field of GRB 220101A (Tohuvavohu et al., GCN 31347) with\nthe Tautenburg 1.34m Schmidt telescope equipped with the TAUKAM 6kx6k CCD\ncamera.\n\nObservations were performed on January 1, 2022, at a midtime of 22.14 UT.\nFor the optical transient (Tohuvavohu et al., GCN 31347; Kuin &\nTohuvavohu, GCN 31351; Fu et al., GCN 31353; Hentunen et al., GCN 31356;\nPerley et al., GCN 31357; de Ugarte Postigo et al., GCN 31358; Fynbo et\nal., GCN 31359; Vinko et al., GCN 31361; Tomasella et al., GCN 31363; Mao\net al., GCN 31364; Noschese et al., GCN 31366; Mao et al., GCN 31368) we\nmeasure\n\nr = 19.86 +/- 0.13 mag (AB),\n\ncalibrated against the SDSS catalogue.",
  "circularId": 31370,
  "createdOn": 1641134532000,
  "email": "ana@tls-tautenburg.de",
  "subject": "GRB 220101A: Tautenburg observations",
  "submitter": "Ana Nicuesa at TLS Tautenburg  <ana@tls-tautenburg.de>",
  "eventId": "GRB 220101A"
}