MPEC 2021-A60 : 2021 AX1
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M.P.E.C. 2021-A60 Issued 2021 January 7, 10:27 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 AX1
Observations:
K21A01X C2021 01 04.29585 06 32 47.44 +34 36 50.5 21.0 GVEA060G96
K21A01X C2021 01 04.30103 06 32 46.17 +34 36 57.7 20.9 GVEA060G96
K21A01X* C2021 01 06.27897206 25 39.40 +35 35 49.8 21.25GVEA060G96
K21A01X C2021 01 06.28419606 25 37.26 +35 36 01.4 20.12GVEA060G96
K21A01X C2021 01 06.28946006 25 35.08 +35 36 13.0 20.49GVEA060G96
K21A01X C2021 01 06.29469006 25 32.97 +35 36 24.6 21.95GVEA060G96
K21A01X KC2021 01 06.36188706 25 05.47 +35 38 44.5 20.37GVEA060I52
K21A01X KC2021 01 06.36440806 25 04.50 +35 38 48.7 VEA060I52
K21A01X KC2021 01 06.36692906 25 03.41 +35 38 54.1 VEA060I52
K21A01X KC2021 01 07.19955406 20 35.04 +36 16 11.4 21.01GVEA060I52
K21A01X KC2021 01 07.20551506 20 31.92 +36 16 31.8 20.66GVEA060I52
K21A01X KC2021 01 07.20803706 20 30.54 +36 16 41.6 20.81GVEA060I52
Observer details:
G96 Mt. Lemmon Survey. Observers G. J. Leonard, K. W. Wierzchos. Measurers
D. Rankin, B. Gray, F. C. Shelly, 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, R. L. Seaman, K. W. Wierzchos. 1.5-m
reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. C. Fuls. 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.
Orbital elements:
2021 AX1 Earth MOID = 0.0021 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 306.23991 (2000.0) P Q
n 0.70123897 Peri. 244.68676 -0.99915283 -0.01314894
a 1.2547543 Node 294.53935 +0.02812342 -0.90995770
e 0.3387150 Incl. 2.45693 -0.03004475 -0.41449258
P 1.41 H 27.73 G 0.15 U 7
Residuals in seconds of arc
210104 G96 0.2- 0.0- 210106 G96 0.3- 0.2- 210106 I52 0.4- 0.1+
210104 G96 0.2+ 0.1+ 210106 G96 0.1+ 0.3- 210107 I52 0.2- 0.1+
210106 G96 0.1+ 0.5+ 210106 I52 0.1- 0.1+ 210107 I52 0.3+ 0.5-
210106 G96 0.0+ 0.2+ 210106 I52 0.5+ 0.5- 210107 I52 0.1- 0.5+
Ephemeris:
2021 AX1 a,e,i = 1.25, 0.34, 2 q = 0.8298
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 12 08 06 44 15.6 +31 04 55 0.2053 1.1746 155.3 20.6 25.7
...
2020 12 23 06 45 21.9 +32 21 04 0.1107 1.0920 167.5 11.2 23.8
...
2020 12 31 06 40 18.0 +33 27 11 0.06578 1.0481 169.6 9.7 22.6
...
2021 01 06 06 26 56.1 +35 25 19 0.03366 1.0157 164.3 15.1 21.2
2021 01 07 06 21 42.6 +36 06 15 0.02841 1.0104 162.5 17.0 20.9
2021 01 08 06 14 00.1 +37 03 18 0.02319 1.0052 160.0 19.5 20.6
...
2021 01 14 20 11 13.8 -16 26 34 0.0095140.9742 8.4 171.5
...
2021 01 22 19 06 38.8 -29 31 26 0.05119 0.9358 18.6 160.4 32.2
...
2021 02 06 19 04 39.7 -30 22 26 0.1361 0.8764 33.9 141.1 30.1
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-A60
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