MPEC 2020-A56 : 2020 AC1
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M.P.E.C. 2020-A56 Issued 2020 January 4, 22:42 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 AC1
Observations:
K20A01C* C2020 01 04.26751207 41 25.46 +12 34 26.2 17.89RUEA056I41
K20A01C C2020 01 04.26785907 41 23.60 +12 34 17.4 17.89RUEA056I41
K20A01C C2020 01 04.27447907 40 47.80 +12 31 29.8 17.94RUEA056I41
K20A01C C2020 01 04.27482607 40 45.84 +12 31 21.7 17.94RUEA056I41
K20A01C C2020 01 04.30125007 38 22.91 +12 20 20.3 18.25RUEA056I41
K20A01C C2020 01 04.30159707 38 21.04 +12 20 11.3 18.25RUEA056I41
K20A01C C2020 01 04.30682907 37 53.15 +12 17 57.1 17.81RUEA056I41
K20A01C C2020 01 04.30717607 37 51.25 +12 17 48.1 17.81RUEA056I41
K20A01C C2020 01 04.31378507 37 16.05 +12 15 02.1 17.97RUEA056I41
K20A01C C2020 01 04.31413207 37 14.15 +12 14 53.3 17.97RUEA056I41
K20A01C C2020 01 04.31667807 37 00.53 +12 13 49.8 18.24RUEA056I41
K20A01C C2020 01 04.31702507 36 58.73 +12 13 41.5 18.24RUEA056I41
K20A01C C2020 01 04.34182907 34 47.74 +12 03 18.4 17.87RUEA056I41
K20A01C C2020 01 04.34217607 34 46.03 +12 03 10.5 17.87RUEA056I41
K20A01C C2020 01 04.34414307 34 35.68 +12 02 22.0 17.88RUEA056I41
K20A01C C2020 01 04.34449107 34 33.87 +12 02 13.8 17.88RUEA056I41
K20A01C C2020 01 04.36461807 32 49.40 +11 53 48.3 18.30RUEA056I41
K20A01C C2020 01 04.36496507 32 47.67 +11 53 39.7 18.30RUEA056I41
K20A01C C2020 01 04.36887707 32 27.55 +11 52 03.4 17.94RUEA056I41
K20A01C C2020 01 04.36922507 32 25.72 +11 51 55.1 17.94RUEA056I41
K20A01C C2020 01 04.40326407 29 33.49 +11 37 47.0 17.89RUEA056I41
K20A01C C2020 01 04.40361107 29 31.78 +11 37 38.6 17.89RUEA056I41
K20A01C C2020 01 04.40466407 29 26.57 +11 37 11.9 18.47RUEA056I41
K20A01C C2020 01 04.40501207 29 24.82 +11 37 03.4 18.47RUEA056I41
K20A01C KC2020 01 04.80205207 04 11.46 +09 07 22.2 19.0 GVEA056L01
K20A01C KC2020 01 04.80448707 04 02.59 +09 06 34.7 19.0 GVEA056L01
K20A01C IC2020 01 04.80561807 03 58.49 +09 06 13.9 18.9 GVEA056L01
K20A01C C2020 01 04.85925 07 00 43.42 +08 48 08.9 19.5 VVEA056033
K20A01C C2020 01 04.85964 07 00 42.05 +08 48 01.8 18.8 VVEA056033
K20A01C KC2020 01 04.87160 07 00 03.97 +08 45 52.0 18.3 GVEA056104
K20A01C KC2020 01 04.87702 06 59 44.69 +08 44 11.6 18.1 GVEA056104
K20A01C KC2020 01 04.88035 06 59 32.86 +08 43 09.4 VEA056104
K20A01C KC2020 01 04.89590406 58 35.14 +08 37 59.5 19.0 GVEA056595
K20A01C KC2020 01 04.89799606 58 27.72 +08 37 21.9 18.8 GVEA056595
K20A01C KC2020 01 04.90846306 57 51.02 +08 34 09.4 18.9 GVEA056595
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, F.
Ludwig, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P.
Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/5.15 reflector + CCD.
I41 Palomar Mountain--ZTF. Observers B. T. Bolin, K. P. Deshmukh, Z. T. F.
Collaboration. Measurers B. T. Bolin, D. A. Duev, H.-W. Lin, F. J. Masci,
Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, M. Bicic. Measurer K.
Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2020 AC1 Earth MOID = 0.0029 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 307.28263 (2000.0) P Q
n 1.23618075 Peri. 38.40822 +0.77250457 +0.62673791
a 0.8598342 Node 282.47248 -0.60540508 +0.67834912
e 0.2198309 Incl. 6.00570 -0.19162825 +0.38346065
P 0.80 H 28.4 G 0.15 U 7
Residuals in seconds of arc
200104 I41 1.1- 0.0 200104 I41 0.9- 1.2- 200104 L01 0.2+ 0.5+
200104 I41 0.6- 0.1- 200104 I41 0.7+ 0.5- 200104 L01 0.5- 0.8-
200104 I41 2.7+ 1.1- 200104 I41 0.2- 0.3+ 200104 L01 0.5- 0.1-
200104 I41 1.6+ 0.4- 200104 I41 0.1- 0.8+ 200104 033 0.1+ 0.1-
200104 I41 1.5- 2.6+ 200104 I41 0.5- 1.2- 200104 033 0.2+ 0.0
200104 I41 1.6- 2.3+ 200104 I41 0.4+ 1.1- 200104 104 0.4+ 0.6+
200104 I41 0.4+ 0.5- 200104 I41 0.2+ 0.3+ 200104 104 0.1+ 0.3+
200104 I41 0.2- 0.8- 200104 I41 0.4- 0.7+ 200104 104 0.1- 0.4-
200104 I41 1.0+ 0.8- 200104 I41 0.3- 0.7+ 200104 595 0.3+ 0.5-
200104 I41 0.3+ 0.9- 200104 I41 0.0 0.9+ 200104 595 0.5- 0.3+
200104 I41 0.7- 0.5- 200104 I41 0.5+ 0.3+ 200104 595 0.3+ 0.2-
200104 I41 0.0 0.1- 200104 I41 0.3+ 0.5+
Ephemeris:
2020 AC1 a,e,i = 0.86, 0.22, 6 q = 0.6708
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 12 05 16 39 32.7 +03 24 20 0.1073 0.8900 25.7 151.3 32.0
...
2019 12 20 16 22 18.6 +07 02 37 0.05011 0.9444 37.1 141.0 28.8
...
2019 12 28 15 50 04.0 +10 27 28 0.02187 0.9697 50.7 128.3 25.6
...
2020 01 03 10 23 29.4 +22 08 09 0.0053400.9868 131.3 48.5 18.8
2020 01 04 08 05 38.5 +14 44 57 0.0065230.9894 161.6 18.3 18.4
2020 01 05 06 52 52.3 +08 16 46 0.0090640.9920 165.5 14.4 19.0
...
2020 01 11 05 18 16.0 -01 29 16 0.02929 1.0063 140.9 38.0 22.3
...
2020 01 19 05 01 27.5 -03 03 15 0.05791 1.0221 130.1 47.4 24.0
...
2020 02 03 05 01 54.4 -02 37 49 0.1124 1.0420 117.4 57.1 25.8
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-A56
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