2019-12-24T18:36:20/18:58:30
中段画像：
すぐ上の星は14.61等、右の星は15.19等、画面左辺やや上の輝星は10.84等、
画面下辺右の最輝星は9.36等
30sec*20=10分00秒 ISO3200 長秒時ノイズリダクションをオン t-JST=+20秒
Mewlon210/2060mm + LPS-P2 + 60D +EM-200Temma2
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http://www.cbat.eps.harvard.edu/unconf/followups/J02153006+5717542.html
CBAT "Transient Object Followup Reports" TCP J02153006+5717542 TCP J02153006+5717542 2019 12 23.3590* 02 15 30.06 +57 17 54.2 12.1 U Per 9 0 2019 12 23.359 Discovered by H. Nishimura, Shizuoka-ken, Japan, Japan, who found this star on three frames (limit mag.= 13.5) taken with Canon EOS 6D digital camera + 200-mm f/3.2 lens, who writes Nothing is visible at the discovery position on three frames taken on 2019 December 20.358 UT using same instrument under the limiting mag.= 13.6. 2018 12 22.2024 Already known as ASASSN-19ado = AT 2019xim: discovered by the All-Sky Automated Survey for Supernovae (ASAS-SN) and reported on 2019 December 22 at 12:15:57 UTC to the IAU Transient Name Server (TNS): https://wis-tns.weizmann.ac.il/object/2019xim --- Patrick Schmeer (Saarbrucken-Bischmisheim, Germany) 2019 12 24.364 http://k-itagaki.jp/images2019/TCP-Per.jpg 2019 12 24.364 http://k-itagaki.jp/images/TCP-Per.jpg |
2019年12月24日 12.1等?
