MPEC 2021-A69 : 2021 AE2
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M.P.E.C. 2021-A69 Issued 2021 January 8, 11:57 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
2021 AE2
Observations:
K21A02E C2020 12 05.26854600 51 47.481-02 39 53.29 22.49GVEA069F51
K21A02E C2020 12 05.28309000 51 47.550-02 39 51.67 22.54GVEA069F51
K21A02E C2020 12 05.29769900 51 47.688-02 39 49.86 22.76GVEA069F51
K21A02E C2020 12 05.31229900 51 47.822-02 39 47.61 22.73GVEA069F51
K21A02E C2021 01 02.21749402 07 42.203+04 40 54.92 20.83GVEA069F52
K21A02E C2021 01 02.22990002 07 46.462+04 41 23.45 20.69GVEA069F52
K21A02E C2021 01 02.25461802 07 54.887+04 42 20.82 20.94GVEA069F52
K21A02E* C2021 01 06.33804502 39 43.045+07 45 03.23 20.59wUEA069F51
K21A02E C2021 01 06.36397002 39 55.926+07 46 20.55 20.83wUEA069F51
K21A02E C2021 01 06.37709502 40 02.519+07 46 59.64 20.87wUEA069F51
K21A02E hC2021 01 06.81436702 44 12.77 +08 08 41.7 20.0 GVEA069L01
K21A02E hC2021 01 06.81656202 44 13.90 +08 08 48.4 20.2 GVEA069L01
K21A02E hC2021 01 06.81875902 44 15.07 +08 08 55.4 20.2 GVEA069L01
K21A02E hC2021 01 06.82093102 44 16.19 +08 09 01.7 19.9 GVEA069L01
K21A02E hC2021 01 06.82397202 44 17.77 +08 09 11.6 20.2 GVEA069L01
K21A02E KC2021 01 07.08620402 46 53.00 +08 23 33.8 19.77GVEA069I52
K21A02E KC2021 01 07.08719502 46 53.73 +08 23 38.5 20.09GVEA069I52
K21A02E KC2021 01 07.08818502 46 54.24 +08 23 41.5 20.66GVEA069I52
K21A02E |C2021 01 07.08903 02 46 48.18 +08 26 31.9 20.7 VuEA069807
K21A02E KC2021 01 07.08917102 46 54.77 +08 23 44.5 20.27GVEA069I52
K21A02E |C2021 01 07.09510 02 46 51.37 +08 26 51.1 20.5 VuEA069807
K21A02E |C2021 01 07.10117 02 46 54.58 +08 27 10.1 20.6 VuEA069807
K21A02E KC2021 01 07.12347702 47 11.99 +08 25 28.2 20.8 VqEA069858
K21A02E KC2021 01 07.12946202 47 15.16 +08 25 47.0 20.4 VqEA069858
K21A02E KC2021 01 07.13548502 47 18.33 +08 26 06.6 20.6 VqEA069858
K21A02E KC2021 01 07.90588 02 54 58.08 +09 07 39.3 20.5 GVEA069204
K21A02E HC2021 01 07.92149 02 55 07.14 +09 08 30.6 VEA069204
K21A02E KC2021 01 08.06691702 56 46.49 +09 17 11.0 20.9 VqEA069858
K21A02E KC2021 01 08.07385502 56 50.47 +09 17 34.8 20.3 VqEA069858
K21A02E KC2021 01 08.08079002 56 54.40 +09 17 58.3 20.8 VqEA069858
K21A02E KC2021 01 08.15824402 57 39.41 +09 22 27.7 19.69GVEA069I52
K21A02E KC2021 01 08.15922902 57 39.99 +09 22 31.4 19.60GVEA069I52
K21A02E KC2021 01 08.16021602 57 40.52 +09 22 34.2 19.78GVEA069I52
K21A02E KC2021 01 08.16120302 57 41.09 +09 22 38.4 19.92GVEA069I52
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
0.61-m f/6.5 astrograph + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m Schmidt-
Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau, J. Fairlamb, H.
Flewelling, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. C. Fuls, D. Rankin.
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. Observers K. Korlevic, V. Dobos, D. Pujagic.
Measurers D. Pujagic, K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 AE2 Earth MOID = 0.0240 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 351.97707 (2000.0) P Q
n 0.47921683 Peri. 333.56693 -0.15639856 -0.98757795
a 1.6172656 Node 125.42735 +0.90945029 -0.14997227
e 0.3780230 Incl. 1.06479 +0.38527869 -0.04688409
P 2.06 H 24.71 G 0.15 U 7
Residuals in seconds of arc
201205 F51 0.1+ 0.2+ 210106 F51 0.1+ 0.0+ 210107 807 0.1- 0.1+
201205 F51 0.3- 0.1- 210106 F51 0.0- 0.1- 210107 858 0.4- 0.0+
201205 F51 0.3- 0.1- 210106 F51 0.1- 0.0- 210107 858 0.1- 0.3-
201205 F51 0.3+ 0.1- 210106 L01 0.0+ 0.2+ 210107 858 0.2- 0.1+
201205 F51 0.3+ 0.1- 210106 L01 0.2- 0.1+ 210107 204 0.5+ 0.4-
201205 F51 0.7+ 0.2+ 210106 L01 0.1+ 0.2+ 210107 204 0.0+ 0.1-
201205 F51 (0.7+ 0.2+) 210106 L01 0.1- 0.3- 210108 858 0.3- 0.1-
210102 F52 0.3- 0.4+ 210106 L01 0.2- 0.1+ 210108 858 0.1- 0.0-
210102 F52 0.3- 0.4+ 210107 I52 (3.1- 1.3-) 210108 858 0.5- 0.2-
210102 F52 0.1+ 0.0+ 210107 I52 0.0- 0.2+ 210108 I52 0.2+ 0.2-
210102 F52 0.1+ 0.0+ 210107 I52 0.2- 0.0+ 210108 I52 0.5+ 0.2+
210102 F52 0.2- 0.0- 210107 807 0.1+ 0.0- 210108 I52 0.1- 0.4-
210102 F52 0.2- 0.0- 210107 I52 0.1- 0.2- 210108 I52 0.1+ 0.5+
210106 F51 0.1+ 0.0+ 210107 807 0.1- 0.1+
Ephemeris:
2021 AE2 a,e,i = 1.62, 0.38, 1 q = 1.0059
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 12 09 00 54 34.1 -02 27 01 0.1174 1.0387 114.3 59.8 22.3
...
2020 12 24 01 23 56.8 +00 21 29 0.08347 1.0111 107.0 68.5 21.7
...
2021 01 01 02 00 00.9 +03 56 25 0.06538 1.0061 108.6 67.8 21.2
...
2021 01 07 02 46 00.4 +08 20 05 0.05339 1.0069 114.8 62.4 20.6
2021 01 08 02 56 01.1 +09 14 38 0.05168 1.0074 116.5 60.9 20.5
2021 01 09 03 06 50.0 +10 12 05 0.05007 1.0081 118.3 59.2 20.4
...
2021 01 15 04 29 44.5 +16 29 10 0.04372 1.0141 133.3 44.9 19.7
...
2021 01 23 06 44 29.7 +21 40 42 0.04735 1.0281 157.4 21.6 19.2
...
2021 02 07 09 07 03.3 +19 35 16 0.08466 1.0705 174.5 5.1 19.9
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-A69
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