MPEC 2021-E45 : 2021 EE1
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M.P.E.C. 2021-E45 Issued 2021 March 7, 03:29 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 EE1
Observations:
K21E01E* C2021 03 06.16612809 06 26.10 +07 28 27.8 21.31GVEE045G96
K21E01E C2021 03 06.17743809 06 37.87 +07 26 25.1 21.30GVEE045G96
K21E01E C2021 03 06.18853009 06 49.32 +07 24 26.5 20.66GVEE045G96
K21E01E KC2021 03 06.22052009 07 22.17 +07 18 44.2 20.46GVEE045I52
K21E01E KC2021 03 06.22545709 07 27.24 +07 17 51.6 20.61GVEE045I52
K21E01E KC2021 03 06.23039109 07 32.32 +07 16 58.5 20.25GVEE045I52
K21E01E KC2021 03 06.23532709 07 37.39 +07 16 05.2 19.81GVEE045I52
K21E01E KC2021 03 06.37928709 10 04.84 +06 50 26.2 20.71GVEE045I52
K21E01E KC2021 03 06.38521209 10 10.95 +06 49 23.4 20.44GVEE045I52
K21E01E KC2021 03 06.39113809 10 17.09 +06 48 19.7 20.22GVEE045I52
K21E01E KC2021 03 06.39706409 10 23.23 +06 47 16.9 21.33GVEE045I52
K21E01E 1C2021 03 06.81401 09 17 50.80 +05 34 22.1 21.0 VVEE045033
K21E01E 1C2021 03 06.81499 09 17 51.75 +05 34 12.1 21.2 VVEE045033
K21E01E 1C2021 03 06.81596 09 17 52.72 +05 34 02.2 21.0 VVEE045033
K21E01E 1C2021 03 06.81694 09 17 53.66 +05 33 52.1 21.1 VVEE045033
K21E01E KC2021 03 06.82485909 18 01.58 +05 32 44.1 20.6 GVEE045L01
K21E01E KC2021 03 06.82901309 18 05.66 +05 32 01.5 20.8 GVEE045L01
K21E01E KC2021 03 06.83317509 18 09.74 +05 31 18.7 20.6 GVEE045L01
K21E01E KC2021 03 07.12032809 22 59.27 +04 43 14.6 21.4 VuEE045H21
K21E01E KC2021 03 07.12615209 23 04.79 +04 42 16.2 20.8 VuEE045H21
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.
G96 Mt. Lemmon Survey. Observer 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. 1.5-m reflector + 10K 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. 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. 1.0-m
reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, D. Pujagic, V. Dobos.
Measurers D. Pujagic, K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 EE1 Earth MOID = 0.0188 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 344.18419 (2000.0) P Q
n 0.28496897 Peri. 156.62415 -0.71338282 -0.70015724
a 2.2870255 Node 338.84775 +0.62940153 -0.62171025
e 0.5665847 Incl. 4.67451 +0.30812118 -0.35107864
P 3.46 H 26.1 G 0.15 U 7
Residuals in seconds of arc
210306 G96 1.0- 1.3+ 210306 I52 0.1- 0.4- 210306 033 0.4- 0.2-
210306 G96 0.1+ 0.3- 210306 I52 0.3- 0.0 210306 L01 0.2- 0.5+
210306 G96 0.2+ 0.1- 210306 I52 0.1- 0.5- 210306 L01 0.0 0.3+
210306 I52 0.1- 0.0 210306 I52 0.1- 0.1- 210306 L01 0.2+ 0.1-
210306 I52 0.1+ 0.3+ 210306 033 0.1+ 0.0 210307 H21 0.0 0.3+
210306 I52 0.5+ 0.0 210306 033 0.2- 0.0 210307 H21 0.3+ 0.2-
210306 I52 0.7+ 0.5- 210306 033 0.0 0.1-
Ephemeris:
2021 EE1 a,e,i = 2.29, 0.57, 5 q = 0.9912
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 05 02 28 08.2 +33 17 29 0.1345 0.9938 89.5 82.8 24.6
...
2021 02 20 04 12 59.0 +34 38 11 0.07121 0.9989 96.2 79.8 23.1
...
2021 02 28 06 48 20.5 +26 09 34 0.04884 1.0169 121.5 56.2 21.6
...
2021 03 06 09 03 18.8 +07 59 43 0.05149 1.0367 149.5 29.1 21.0
2021 03 07 09 20 55.2 +05 05 01 0.05384 1.0405 152.9 25.7 21.0
2021 03 08 09 36 51.4 +02 24 40 0.05662 1.0444 155.8 23.0 21.1
...
2021 03 14 10 43 49.4 -08 32 17 0.07983 1.0707 162.9 15.8 21.6
...
2021 03 22 11 28 29.8 -14 40 41 0.1204 1.1122 163.2 15.0 22.6
...
2021 04 06 12 04 35.6 -17 42 52 0.2129 1.2053 162.4 14.5 24.0
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-E45
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