MPEC 2020-O75 : 2020 OJ2
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M.P.E.C. 2020-O75 Issued 2020 July 23, 19:14 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 OJ2
Observations:
K20O02J* C2020 07 21.54958323 29 35.35 -23 49 12.7 19.19oVEO075T08
K20O02J C2020 07 21.55142523 29 34.89 -23 49 02.1 19.11oVEO075T08
K20O02J C2020 07 21.55465123 29 34.17 -23 48 44.0 19.28oVEO075T08
K20O02J C2020 07 21.56064023 29 32.83 -23 48 11.0 19.55oVEO075T08
K20O02J KC2020 07 22.05906423 27 43.06 -23 01 13.5 19.7 GVEO075L01
K20O02J KC2020 07 22.06080323 27 42.69 -23 01 03.8 19.6 GVEO075L01
K20O02J KC2020 07 22.06254323 27 42.27 -23 00 53.6 19.8 GVEO075L01
K20O02J KC2020 07 22.06602223 27 41.45 -23 00 34.3 19.8 GVEO075L01
K20O02J KC2020 07 22.06771623 27 41.05 -23 00 23.7 19.7 GVEO075L01
K20O02J KC2020 07 22.06988823 27 40.56 -23 00 11.4 19.6 GVEO075L01
K20O02J !C2020 07 22.42651 23 26 20.94 -22 25 57.2 18.8 RtEO075673
K20O02J !C2020 07 22.43270 23 26 19.50 -22 25 21.7 tEO075673
K20O02J !C2020 07 22.43533 23 26 18.88 -22 25 06.7 tEO075673
K20O02J !C2020 07 22.43864 23 26 18.11 -22 24 47.5 tEO075673
K20O02J C2020 07 23.56891223 21 59.464-20 33 29.58 19.73wUEO075F51
K20O02J C2020 07 23.57865623 21 57.092-20 32 31.01 19.80wUEO075F51
K20O02J C2020 07 23.58838823 21 54.719-20 31 32.28 19.63wUEO075F51
K20O02J C2020 07 23.59811923 21 52.347-20 30 33.66 19.65wUEO075F51
Observer details:
673 Table Mountain Observatory, Wrightwood. Observer J. Pittichova. 1.0-m
f/15 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, D. Pujagic. 1.0-m
f/2.9 reflector + CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector +
CCD.
Orbital elements:
2020 OJ2 Earth MOID = 0.2506 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 348.90913 (2000.0) P Q
n 0.24375970 Peri. 346.91772 +0.56221635 +0.70891803
a 2.5380184 Node 315.07958 -0.69404115 +0.12446182
e 0.5053029 Incl. 37.09086 -0.44968840 +0.69422221
P 4.04 H 20.2 G 0.15 U 8
Residuals in seconds of arc
200721 T08 0.1- 0.2- 200722 L01 0.2+ 0.1+ 200722 673 0.0 0.2-
200721 T08 0.5- 0.1+ 200722 L01 0.0 0.4- 200722 673 0.1+ 0.2-
200721 T08 0.2- 0.2+ 200722 L01 0.1- 0.5+ 200723 F51 0.1- 0.0
200721 T08 0.3+ 0.4- 200722 L01 0.1+ 0.4+ 200723 F51 0.0 0.1-
200722 L01 0.1+ 0.1+ 200722 673 0.2- 0.2+ 200723 F51 0.0 0.0
200722 L01 0.5+ 0.2- 200722 673 0.0 0.0 200723 F51 0.1+ 0.0
Ephemeris:
2020 OJ2 a,e,i = 2.54, 0.51, 37 q = 1.2556
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 06 23 00 26 37.7 -50 29 24 0.5575 1.2792 105.0 50.1 21.3
...
2020 07 08 00 07 59.8 -40 05 58 0.4216 1.2582 115.7 46.7 20.6
...
2020 07 16 23 47 59.9 -31 36 03 0.3583 1.2556 124.7 41.7 20.1
...
2020 07 22 23 27 55.9 -23 06 30 0.3205 1.2576 133.3 36.0 19.7
2020 07 23 23 24 10.7 -21 29 46 0.3153 1.2582 134.8 35.0 19.6
2020 07 24 23 20 18.9 -19 49 45 0.3105 1.2590 136.4 33.8 19.6
...
2020 07 30 22 55 07.8 -08 51 11 0.2911 1.2655 145.3 27.2 19.2
...
2020 08 07 22 18 14.5 +06 36 57 0.2935 1.2792 151.2 22.4 19.1
...
2020 08 22 21 14 07.7 +27 18 58 0.3771 1.3195 139.0 30.2 20.0
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-O75
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