MPEC 2020-A108 : 2020 AC3
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M.P.E.C. 2020-A108 Issued 2020 January 9, 16:59 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 AC3
Observations:
K20A03C* C2020 01 04.44194 11 46 35.37 +28 14 17.8 20.8 GVEA108G96
K20A03C C2020 01 04.44706 11 46 36.85 +28 14 25.5 21.4 GVEA108G96
K20A03C C2020 01 04.45217 11 46 38.29 +28 14 33.4 21.1 GVEA108G96
K20A03C C2020 01 04.45728 11 46 39.75 +28 14 42.1 20.4 GVEA108G96
K20A03C C2020 01 04.50185 11 46 52.26 +28 15 49.9 20.6 GVEA108I52
K20A03C C2020 01 04.50352 11 46 52.73 +28 15 52.2 20.6 GVEA108I52
K20A03C C2020 01 04.50518 11 46 53.19 +28 15 55.1 21.1 GVEA108I52
K20A03C C2020 01 04.50685 11 46 53.66 +28 15 57.5 21.0 GVEA108I52
K20A03C pC2020 01 05.07755411 49 38.76 +28 30 34.9 21.1 GVEA108L01
K20A03C pC2020 01 05.07991911 49 39.41 +28 30 37.6 20.9 GVEA108L01
K20A03C pC2020 01 05.08228311 49 40.12 +28 30 41.6 20.8 GVEA108L01
K20A03C pC2020 01 05.08503111 49 40.91 +28 30 45.5 21.1 GVEA108L01
K20A03C KC2020 01 05.13819 11 49 56.22 +28 32 09.0 20.4 GVEA108104
K20A03C KC2020 01 05.14378 11 49 57.80 +28 32 17.7 20.7 GVEA108104
K20A03C KC2020 01 05.14937 11 49 59.36 +28 32 26.7 20.7 GVEA108104
K20A03C C2020 01 05.38094911 51 07.43 +28 38 26.4 20.7 GVEA108H01
K20A03C C2020 01 05.38437811 51 08.42 +28 38 31.6 20.6 GVEA108H01
K20A03C C2020 01 05.39469611 51 11.40 +28 38 48.2 20.9 GVEA108H01
K20A03C C2020 01 05.40170611 51 13.43 +28 38 59.2 20.7 GVEA108H01
K20A03C KC2020 01 06.33788611 55 50.01 +29 03 18.2 20.9 VuEA108H21
K20A03C KC2020 01 06.34079511 55 50.85 +29 03 22.9 20.9 VuEA108H21
K20A03C KC2020 01 06.34418911 55 51.85 +29 03 28.2 20.6 VuEA108H21
K20A03C C2020 01 06.39035 11 56 05.71 +29 04 43.0 21.4 GVEA108I52
K20A03C C2020 01 06.39111 11 56 06.03 +29 04 43.6 21.3 GVEA108I52
K20A03C C2020 01 06.39263 11 56 06.42 +29 04 45.6 22.7 GVEA108I52
K20A03C C2020 01 07.38536 12 01 06.22 +29 30 48.6 20.9 GVEA108I52
K20A03C C2020 01 07.38735 12 01 06.87 +29 30 52.0 20.3 GVEA108I52
K20A03C C2020 01 07.38901 12 01 07.33 +29 30 53.8 21.0 GVEA108I52
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P.
Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. Measurers E. J. Christensen,
G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A.
Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman,
F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. C. Fuls, G. J.
Leonard. Measurers E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R.
Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J.
Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
Wierzchos. 1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
Orbital elements:
2020 AC3 Earth MOID = 0.3742 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Bell
M 17.78011 (2000.0) P Q
n 0.23201531 Peri. 92.47462 -0.88054686 +0.22660044
a 2.6229597 Node 100.85767 -0.36373943 -0.88617874
e 0.5875040 Incl. 25.07907 +0.30385994 -0.40415280
P 4.25 H 19.8 G 0.15 U 9
Residuals in seconds of arc
200104 G96 0.4- 0.3+ 200105 L01 0.3- 0.1- 200106 H21 0.1- 0.2-
200104 G96 0.1+ 0.0 200105 L01 0.2- 0.5- 200106 H21 0.1- 0.3-
200104 G96 0.1+ 0.0 200105 104 0.4+ 0.0 200106 I52 0.7- 1.0+
200104 G96 0.4+ 0.8+ 200105 104 0.2+ 0.0 200106 I52 0.6+ 0.4+
200104 I52 0.0 0.2- 200105 104 0.3- 0.3+ 200106 I52 0.2- 0.1-
200104 I52 0.0 0.5- 200105 H01 0.2+ 0.1- 200107 I52 0.2- 0.1+
200104 I52 0.1- 0.1- 200105 H01 0.3+ 0.3- 200107 I52 0.4+ 0.3+
200104 I52 0.1- 0.3- 200105 H01 0.3+ 0.1+ 200107 I52 0.1- 0.6-
200105 L01 0.3- 0.6+ 200105 H01 0.5+ 0.0
200105 L01 0.7- 0.4- 200106 H21 0.1+ 0.2-
Ephemeris:
2020 AC3 a,e,i = 2.62, 0.59, 25 q = 1.0820
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 12 10 10 11 34.2 +19 55 59 0.9400 1.5712 109.4 36.2 22.1
...
2019 12 25 11 01 51.4 +24 09 41 0.7453 1.4587 114.4 37.9 21.5
...
2020 01 02 11 35 13.2 +27 12 49 0.6607 1.4008 115.5 39.3 21.2
...
2020 01 08 12 04 14.1 +29 47 03 0.6077 1.3588 115.3 40.9 21.0
2020 01 09 12 09 26.5 +30 13 34 0.5998 1.3519 115.1 41.2 21.0
2020 01 10 12 14 45.6 +30 40 11 0.5922 1.3451 115.0 41.5 20.9
...
2020 01 16 12 48 59.5 +33 18 28 0.5527 1.3051 113.3 43.8 20.8
...
2020 01 24 13 40 19.8 +36 25 44 0.5162 1.2550 109.5 47.7 20.7
...
2020 02 08 15 23 54.7 +39 14 12 0.4943 1.1739 99.5 56.0 20.6
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-A108
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