MPEC 2021-E30 : 2021 ES
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M.P.E.C. 2021-E30 Issued 2021 March 5, 23:55 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 ES
Observations:
K21E00S C2021 03 03.33509 10 01 55.64 +07 59 01.6 19.7 GVEE030703
K21E00S C2021 03 03.34041 10 02 05.02 +07 58 06.4 18.9 GVEE030703
K21E00S C2021 03 03.34574 10 02 14.26 +07 57 11.1 19.3 GVEE030703
K21E00S C2021 03 03.35108 10 02 23.54 +07 56 16.4 19.8 GVEE030703
K21E00S* C2021 03 05.26791611 03 04.42 +02 05 17.4 VEE030703
K21E00S C2021 03 05.27349811 03 14.39 +02 04 13.6 19.32GVEE030703
K21E00S C2021 03 05.28466011 03 34.06 +02 02 08.2 19.01GVEE030703
K21E00S mC2021 03 05.30553811 04 10.76 +01 58 12.0 18.99GVEE030I52
K21E00S mC2021 03 05.30578911 04 11.22 +01 58 08.7 18.61GVEE030I52
K21E00S mC2021 03 05.30603511 04 11.66 +01 58 06.4 18.85GVEE030I52
K21E00S mC2021 03 05.30628211 04 12.10 +01 58 03.6 18.53GVEE030I52
K21E00S mC2021 03 05.40022311 06 57.47 +01 40 22.6 18.63GVEE030I52
K21E00S mC2021 03 05.40047011 06 57.94 +01 40 19.8 18.60GVEE030I52
K21E00S mC2021 03 05.40072011 06 58.40 +01 40 16.6 18.66GVEE030I52
K21E00S mC2021 03 05.40096611 06 58.77 +01 40 13.8 19.06GVEE030I52
K21E00S KC2021 03 05.92802611 23 38.52 +00 00 32.4 19.3 GVEE030J95
K21E00S KC2021 03 05.93047311 23 42.81 +00 00 05.5 19.1 GVEE030J95
K21E00S KC2021 03 05.93451211 23 49.95 -00 00 38.4 18.7 GVEE030J95
K21E00S 1C2021 03 05.93843 11 23 53.75 -00 01 21.0 19.3 VVEE030033
K21E00S 1C2021 03 05.93902 11 23 54.77 -00 01 27.3 19.7 VVEE030033
K21E00S 1C2021 03 05.93960 11 23 55.78 -00 01 33.7 19.4 VVEE030033
K21E00S KC2021 03 05.94953211 24 12.77 -00 03 18.9 18.9 RVEE030K61
K21E00S KC2021 03 05.95023511 24 13.94 -00 03 26.9 18.3 RVEE030K61
K21E00S KC2021 03 05.95171611 24 16.54 -00 03 43.2 18.3 RVEE030K61
K21E00S KC2021 03 05.97358611 24 58.72 -00 07 21.1 19.5 GVEE030I93
K21E00S KC2021 03 05.97633011 25 03.53 -00 07 52.3 19.5 GVEE030I93
K21E00S KC2021 03 05.97914411 25 08.38 -00 08 22.8 19.5 GVEE030I93
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, U. Laux, F. Ludwig, B. Stecklum. Measurer B. Stecklum. 1.34-m
f/3 Schmidt + CCD.
703 Catalina Sky Survey. Observer T. A. Pruyne. Measurers B. Gray, D.
Rankin, 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. 0.68-m Schmidt +
10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer H. Groeller. 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.
I93 St Pardon de Conques. Observers F. Losse, W. D'Anna. Measurer F. Losse.
0.40-m f/3.7 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K61 Rokycany Observatory. Observer M. Adamovsky. 0.51-m f/6.8 reflector +
CCD.
Orbital elements:
2021 ES Earth MOID = 0.0235 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 334.28726 (2000.0) P Q
n 0.34291759 Peri. 320.65541 -0.94416326 -0.32947675
a 2.0215115 Node 200.10763 +0.30294661 -0.86705672
e 0.4978593 Incl. 0.15002 +0.12953413 -0.37370807
P 2.87 H 26.8 G 0.15 U 7
Residuals in seconds of arc
210303 703 (2.6- 0.1+) 210305 I52 0.1+ 0.2- 210305 033 0.2+ 0.4-
210303 703 0.1- 0.1- 210305 I52 0.2+ 0.2- 210305 033 0.0 0.2-
210303 703 0.0 0.2- 210305 I52 0.5- 0.2+ 210305 033 0.0 0.2-
210303 703 0.2+ 0.5+ 210305 I52 0.0 0.2+ 210305 K61 0.8+ 0.6-
210305 703 0.9- 0.4+ 210305 I52 0.2+ 0.2- 210305 K61 0.1- 0.8-
210305 703 0.8+ 0.4- 210305 I52 0.7- 0.2- 210305 K61 0.2+ 0.8-
210305 703 0.7+ 0.1+ 210305 J95 0.0 0.1- 210305 I93 0.3- 0.3+
210305 I52 0.3- 0.2- 210305 J95 0.3- 0.1+ 210305 I93 0.6+ 0.6-
210305 I52 0.0 0.7- 210305 J95 0.1+ 0.8+ 210305 I93 0.2+ 0.1-
Ephemeris:
2021 ES a,e,i = 2.02, 0.50, 0 q = 1.0151
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 03 05 56 03.9 +22 04 05 0.1084 1.0650 135.0 40.9 23.7
...
2021 02 18 06 32 42.8 +21 06 40 0.05791 1.0252 128.3 49.1 22.5
...
2021 02 26 07 53 08.0 +17 45 48 0.03408 1.0162 139.4 39.3 21.1
...
2021 03 04 10 22 47.0 +06 04 36 0.02409 1.0153 171.1 8.7 19.3
2021 03 05 10 54 29.5 +02 58 57 0.02395 1.0157 176.3 3.6 19.1
2021 03 06 11 25 40.6 -00 07 50 0.02434 1.0162 172.3 7.5 19.3
...
2021 03 12 13 42 24.3 -12 44 17 0.03535 1.0221 143.0 35.8 21.1
...
2021 03 20 14 53 33.2 -17 25 27 0.05971 1.0376 133.2 44.4 22.5
...
2021 04 04 15 26 53.2 -18 50 24 0.1116 1.0880 140.0 36.2 23.7
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-E30
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