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Entdeckung: COMET P/2021 V2 (Fuls)
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Autor:  Michael Möller [ 09. November 2021, 03:25:40 AM ]
Betreff des Beitrags:  Entdeckung: COMET P/2021 V2 (Fuls)

MPEC 2021-V169:
Zitat:
COMET P/2021 V2 (Fuls)

D. C. Fuls reports the discovery of a comet in survey images taken on
Nov. 7 UT by Mt. Lemmon Survey (G96), noting a very condensed 6" coma and
a straight 8" tail at position angle 270 deg. Prediscovery positions were
reported back to Aug. 2021. Additional reports of cometary features are as
follows:

OC Date Reporter Coma Tail PA Exposures

F51 2021-10-28 R. Weryk 0".3 3" 280 4x45s
F52 2021-10-31 R. Weryk 0".5 5" 280 4x45s
F52 2021-11-07 R. Weryk 0".4 5" 280 4x45s
H06 2021-11-08 H. Sato 8" 16x60s


Orbital elements:
P/2021 V2 (Fuls)
Epoch 2023 Jan. 16.0 TT = JDT 2459960.5
T 2023 Jan. 21.41302 TT Rudenko
q 3.4960083 (2000.0) P Q
n 0.03617561 Peri. 259.84097 -0.65170967 -0.73828149
a 9.0543811 Node 232.28330 +0.75302269 -0.60239543
e 0.6138877 Incl. 12.69377 +0.09072669 -0.30341422
P 27.2
From 34 observations 2021 Aug. 7-Nov. 8, mean residual 0".1.

Autor:  Michael Möller [ 09. November 2021, 07:49:40 AM ]
Betreff des Beitrags:  Re: Entdeckung: COMET P/2021 V2 (Fuls)

auch CBET 5068:
Zitat:
COMET P/2021 V2 (FULS)
David Carson Fuls, Lunar and Planetary Laboratory, University of Arizona,
reports his discovery of a comet on CCD images taken with the Mt. Lemmon 1.5-m
reflector on Nov. 7 (discovery observations tabulated below). Fuls noted
a very condensed coma of diameter 6" and a tail 8" long in p.a. 270 degrees.

2021 UT R.A. (2000) Decl. Mag. Observer
Nov. 7.30330 4 25 21.10 +18 39 45.3 19.7 Fuls
7.30843 4 25 20.97 +18 39 44.2 19.7 "
7.31356 4 25 20.82 +18 39 43.5 19.5 "
7.31868 4 25 20.69 +18 39 42.6 19.7 "
7.39590 4 25 18.58 +18 39 28.0 19.5 "
7.40660 4 25 18.30 +18 39 26.0 19.6 "
7.41736 4 25 18.00 +18 39 24.0 19.5 "
7.42831 4 25 17.70 +18 39 21.7 19.4 "
Helligkeit ca. 19 am 8.11.2021 (H = 11.0 and 2.5n = 8)

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