[Iaude] MPEC P10: COMET C/2020 O2 (Amaral)
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun Aug 2 16:36:47 EDT 2020
M.P.E.C. 2020-P10 Issued 2020 August 2, 20:18 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
COMET C/2020 O2 (Amaral)
L. S. Amaral reports the discovery of a comet on exposures taken on
July 23 UT at Campo dos Amarais Observatory (X74). Reports of cometary features
are as follows:
OC Date Reporter Coma Tail PA Exposures
X74 2020-07-23 L. S. Amaral 13" 3x60s
X02 2020-07-27 E. Guido 8" 16x90s
X31 2020-07-28 C. N. Fornari 18".5
Q62 2020-07-30 H. Sato 8" 9x60s
Observations:
CK20O020* C2020 07 23.97256 14 20 47.55 -53 18 20.9 18.1 RqEP010X74
CK20O020 C2020 07 23.98569 14 20 47.94 -53 18 12.3 18.2 RqEP010X74
CK20O020 C2020 07 23.99894 14 20 48.18 -53 18 03.4 18.3 RqEP010X74
CK20O020 C2020 07 24.06568 14 20 49.49 -53 17 19.7 17.9 RqEP010X74
CK20O020 C2020 07 24.07609 14 20 49.74 -53 17 12.5 18.4 RqEP010X74
CK20O020 C2020 07 24.08656 14 20 50.00 -53 17 06.6 18.5 RqEP010X74
CK20O020 KC2020 07 24.32637 14 20 55.25 -53 14 31.2 17.6 RqEP010E94
CK20O020 KC2020 07 24.33189 14 20 55.23 -53 14 27.5 17.6 RqEP010E89
CK20O020 KC2020 07 24.33732 14 20 55.40 -53 14 24.4 17.6 RqEP010E94
CK20O020 KC2020 07 24.34822 14 20 55.61 -53 14 16.7 17.5 RqEP010E94
CK20O020 KC2020 07 24.34865 14 20 55.62 -53 14 15.8 17.6 RqEP010E89
CK20O020 KC2020 07 24.35915 14 20 55.87 -53 14 09.2 17.5 RqEP010E94
CK20O020 KC2020 07 24.36957 14 20 56.19 -53 14 02.6 17.5 RqEP010E94
CK20O020 KC2020 07 24.42661 14 20 57.15 -53 13 24.6 17.7 RqEP010E89
CK20O020 KC2020 07 24.44271 14 20 57.79 -53 13 16.1 17.6 RqEP010E89
CK20O020 KC2020 07 24.45854 14 20 58.08 -53 13 05.6 18.3 RqEP010E89
CK20O020 KC2020 07 24.47463 14 20 58.36 -53 12 54.2 17.5 RqEP010E89
CK20O020 KC2020 07 24.49066 14 20 58.73 -53 12 45.3 17.5 RqEP010E89
CK20O020 KC2020 07 24.50504 14 20 59.14 -53 12 36.3 18.2 VqEP010323
CK20O020 KC2020 07 24.56086 14 21 00.31 -53 12 00.3 17.6 VqEP010323
CK20O020 C2020 07 24.96544 14 21 09.30 -53 07 39.8 18.1 RqEP010X74
CK20O020 C2020 07 24.98181 14 21 09.67 -53 07 28.6 18.0 RqEP010X74
CK20O020 C2020 07 24.99920 14 21 09.99 -53 07 17.3 18.0 RqEP010X74
CK20O020 KC2020 07 25.27722 14 21 16.48 -53 04 17.6 18.1 RqEP010E89
CK20O020 KC2020 07 25.28954 14 21 16.63 -53 04 09.6 18.5 RqEP010E89
CK20O020 KC2020 07 25.32874 14 21 17.50 -53 03 45.0 17.6 RqEP010E89
CK20O020 KC2020 07 25.34161 14 21 17.77 -53 03 36.3 17.8 RqEP010E89
CK20O020 C2020 07 25.99116 14 21 32.81 -52 56 41.6 18.2 RqEP010X74
CK20O020 C2020 07 26.00163 14 21 32.93 -52 56 33.7 18.2 RqEP010X74
CK20O020 C2020 07 26.01221 14 21 33.15 -52 56 26.8 18.2 RqEP010X74
CK20O020 C2020 07 26.01399 14 21 33.12 -52 56 26.0 18.2 RqEP010X74
CK20O020 C2020 07 26.02455 14 21 33.51 -52 56 18.5 18.2 RqEP010X74
CK20O020 C2020 07 26.03512 14 21 33.75 -52 56 12.0 18.3 RqEP010X74
CK20O020 KC2020 07 26.30776 14 21 40.17 -52 53 17.8 17.4 RqEP010E94
CK20O020 KC2020 07 26.32238 14 21 40.43 -52 53 08.5 17.4 RqEP010E94
CK20O020 KC2020 07 26.35326 14 21 41.21 -52 52 48.3 17.4 RqEP010E94
CK20O020 KC2020 07 26.36320 14 21 41.45 -52 52 42.7 17.4 RqEP010E94
CK20O020 KC2020 07 26.36780 14 21 41.51 -52 52 39.2 17.4 RqEP010E94
CK20O020 KC2020 07 26.37175 14 21 41.59 -52 52 36.9 17.4 RqEP010E94
CK20O020 KC2020 07 26.94556 14 21 55.41 -52 46 31.3 18.0 GVEP010X31
CK20O020 KC2020 07 27.00880 14 21 56.75 -52 45 50.7 18.5 GVEP010X31
CK20O020 KC2020 07 27.04369 14 21 57.64 -52 45 28.4 17.8 GVEP010X02
CK20O020 KC2020 07 27.05596 14 21 57.96 -52 45 20.3 18.0 GVEP010X02
CK20O020 C2020 07 28.92260 14 22 44.66 -52 25 40.4 17.7 RqEP010X74
CK20O020 C2020 07 28.93451 14 22 44.88 -52 25 33.9 17.7 RqEP010X74
CK20O020 C2020 07 28.94699 14 22 45.20 -52 25 26.3 17.9 RqEP010X74
CK20O020 KC2020 07 28.94839 14 22 45.31 -52 25 24.2 18.4 VqEP010X31
CK20O020 KC2020 07 28.96917 14 22 45.82 -52 25 11.0 18.2 VqEP010X31
CK20O020 KC2020 07 28.98729 14 22 46.24 -52 24 59.5 18.0 VqEP010X31
CK20O020 KC2020 07 29.00464 14 22 46.68 -52 24 48.5 18.3 VqEP010X31
CK20O020 KC2020 07 29.73404 14 23 05.81 -52 17 11.8 18.4 RtEP010K91
CK20O020 KC2020 07 29.74744 14 23 06.12 -52 17 03.3 17.8 RtEP010K91
CK20O020 KC2020 07 29.74811 14 23 06.14 -52 17 03.0 18.2 RtEP010K91
CK20O020 KC2020 07 29.93641 14 23 11.12 -52 15 05.6 18.0 VqEP010X31
CK20O020 KC2020 07 29.95960 14 23 11.84 -52 14 51.2 17.9 VqEP010X31
CK20O020 KC2020 07 29.96365 14 23 11.93 -52 14 47.9 18.6 VqEP010X31
CK20O020 KC2020 07 29.97382 14 23 12.19 -52 14 41.7 18.9 VqEP010X31
CK20O020 1C2020 07 30.42309 14 23 24.15 -52 10 02.3 VEP010Q62
CK20O020 1C2020 07 30.42593 14 23 24.23 -52 10 00.3 VEP010Q62
CK20O020 1C2020 07 30.42873 14 23 24.30 -52 09 58.3 17.9 GVEP010Q62
CK20O020 KC2020 07 31.96268 14 24 06.69 -51 54 08.8 19.8 VqEP010X31
CK20O020 KC2020 07 31.97138 14 24 07.04 -51 54 03.6 17.8 VqEP010X31
CK20O020 KC2020 07 31.98079 14 24 07.26 -51 53 57.8 18.9 VqEP010X31
Observer details:
323 Perth Observatory, Bickley. Observers P. Camilleri, J. Oey, R. Groom.
Measurer P. Camilleri. 0.34-m f/5 reflector + CCD.
E89 Geyserland Observatory, Pukehangi. Observer R. Carstens. 0.25-m f/4.6
Schmidt-Cassegrain + CCD.
E94 Possum Observatory, Gisborne. Observer J. Drummond. 0.35-m f/10 Schmidt-
Cassegrain + CCD.
K91 Sutherland-LCO A. Observers P. Breitenstein, L. Broering. 1.0-m Ritchey-
Chretien + CCD.
Q62 iTelescope Observatory, Siding Spring. Observer H. Sato. 0.51-m f/6.8
astrograph + CCD + f/4.5 focal reducer.
X02 Telescope Live, El Sauce. Observers E. Guido, M. Rocchetto, E. Bryssinck,
M. Fulle, G. Milani, C. Nassef, G. Savini, A. Valvasori. Measurer E.
Guido. 0.6-m f/6.5 astrograph + CCD.
X31 Galileo Galilei Observatory, Oro Verde. Observer C. Fornari. 0.40-m f/8
Ritchey-Chretien + CCD.
X74 Observatorio Campo dos Amarais. Observer L. S. Amaral. 0.3-m f/4
reflector + CCD.
Orbital elements:
C/2020 O2 (Amaral)
T 2021 Aug. 23.83721 TT Rudenko
q 4.9044268 (2000.0) P Q
Peri. 9.38910 -0.17882316 +0.33605906
Node 256.62923 -0.95309134 -0.29245252
e 1.0 Incl. 71.89202 -0.24421133 +0.89528533
>From 63 observations 2020 July 23-31.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2020 07 03 14 16 57.4 -57 14 27 5.2598 5.8484 121.0 8.6 17.7
...
2020 07 18 14 18 56.2 -54 23 50 5.3445 5.7884 111.1 9.4 17.7
...
2020 07 26 14 21 33.0 -52 56 35 5.4044 5.7570 105.3 9.8 17.7
...
2020 08 01 14 24 07.8 -51 53 46 5.4547 5.7337 100.9 10.0 17.8
2020 08 02 14 24 36.5 -51 43 33 5.4634 5.7298 100.1 10.0 17.8
2020 08 03 14 25 05.9 -51 33 24 5.4723 5.7260 99.4 10.1 17.8
...
2020 08 09 14 28 18.4 -50 34 08 5.5273 5.7030 94.8 10.2 17.8
...
2020 08 17 14 33 14.0 -49 19 36 5.6046 5.6727 88.7 10.3 17.8
...
2020 09 01 14 44 11.6 -47 14 33 5.7553 5.6171 77.1 10.1 17.8
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-P10
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