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| COMET P/2021 HS (PANSTARRS) kometare Aktivität https://forum.vdsastro.de/viewtopic.php?t=6635 |
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| Autor: | Michael Möller [ 20. September 2021, 02:08:06 AM ] |
| Betreff des Beitrags: | COMET P/2021 HS (PANSTARRS) kometare Aktivität |
COMET P/2021 HS (PANSTARRS) H. Sato reports detecting cometary activity in 2021 HS observed at iTelescope Observatory (Q62) on Jul. 7 UT, noting a very condensed 8" coma on 7 stacked 60-second images. Additional reports of cometary features are as follows: OC Date Reporter Coma Tail PA Exposures Q62 2021-07-06 H. Sato 12" 10x60s L81 2021-07-09 L. Buzzi 6" 45" 220-280 30x60s L81 2021-07-10 L. Buzzi 15" 200-250 30x60s Orbital elements: P/2021 HS (PANSTARRS) Epoch 2021 Aug. 14.0 TT = JDT 2459440.5 T 2021 Aug. 6.38952 TT Rudenko q 0.7964471 (2000.0) P Q n 0.11464585 Peri. 46.08564 +0.60619213 +0.76737199 a 4.1965960 Node 262.39440 -0.77667528 +0.51462245 e 0.8102159 Incl. 12.17109 -0.17119175 +0.38249701 P 8.60 From 138 observations 2021 Apr. 10-Sept. 12, mean residual 0".5. MPEC 2021-S44 |
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| Autor: | Uwe Pilz [ 20. September 2021, 06:53:49 AM ] |
| Betreff des Beitrags: | Re: COMET P/2021 HS (PANSTARRS) kometare Aktivität |
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