MPEC 2021-F53 : 2021 FC1
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M.P.E.C. 2021-F53 Issued 2021 March 20, 15:53 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 FC1
Observations:
K21F01C* C2021 03 19.40875513 47 11.82 -19 29 42.4 18.73GVEF053703
K21F01C C2021 03 19.41391213 47 18.54 -19 27 37.9 19.04GVEF053703
K21F01C C2021 03 19.41907113 47 25.08 -19 25 34.9 18.86GVEF053703
K21F01C C2021 03 19.42422713 47 31.79 -19 23 29.7 VEF053703
K21F01C mC2021 03 19.44769313 48 01.92 -19 14 08.7 18.90GVEF053I52
K21F01C mC2021 03 19.44788213 48 02.13 -19 14 04.6 18.80GVEF053I52
K21F01C mC2021 03 19.44807113 48 02.38 -19 14 00.2 18.91GVEF053I52
K21F01C mC2021 03 19.44825913 48 02.63 -19 13 55.5 18.91GVEF053I52
K21F01C KC2021 03 19.46975313 48 45.38 -19 00 39.2 18.7 GVEF053474
K21F01C KC2021 03 19.47014113 48 45.89 -19 00 29.9 18.7 GVEF053474
K21F01C KC2021 03 19.47052813 48 46.37 -19 00 21.0 19.0 GVEF053474
K21F01C KC2021 03 19.47091413 48 46.88 -19 00 11.6 18.8 GVEF053474
K21F01C mC2021 03 19.48225513 48 46.17 -19 00 22.5 19.02GVEF053I52
K21F01C mC2021 03 19.48244413 48 46.39 -19 00 17.8 19.45GVEF053I52
K21F01C mC2021 03 19.48263213 48 46.62 -19 00 13.1 19.39GVEF053I52
K21F01C mC2021 03 19.48282113 48 46.89 -19 00 09.1 18.98GVEF053I52
K21F01C KC2021 03 19.56176913 50 43.03 -18 24 47.7 19.0 GVEF053474
K21F01C KC2021 03 19.56215613 50 43.54 -18 24 38.9 18.5 GVEF053474
K21F01C KC2021 03 19.56254213 50 44.02 -18 24 30.1 19.0 GVEF053474
K21F01C KC2021 03 19.56292913 50 44.50 -18 24 20.7 18.8 GVEF053474
K21F01C KC2021 03 20.00269813 59 55.33 -15 43 17.8 19.0 GVEF053203
K21F01C KC2021 03 20.01758314 00 11.99 -15 37 54.8 18.8 GVEF053203
K21F01C KC2021 03 20.02734 14 00 24.75 -15 34 18.2 18.5 GVEF053958
K21F01C hC2021 03 20.03437614 00 29.86 -15 31 49.8 19.1 GVEF053L01
K21F01C hC2021 03 20.03586814 00 31.50 -15 31 17.9 19.6 GVEF053L01
K21F01C 1C2021 03 20.03647 14 00 32.39 -15 31 14.3 19.4 VVEF053033
K21F01C KC2021 03 20.03677 14 00 35.18 -15 30 53.6 19.0 GVEF053958
K21F01C 1C2021 03 20.03698 14 00 32.96 -15 31 03.2 19.5 VVEF053033
K21F01C 1C2021 03 20.03750 14 00 33.54 -15 30 51.8 19.5 VVEF053033
K21F01C hC2021 03 20.03764114 00 33.44 -15 30 39.4 19.4 GVEF053L01
K21F01C hC2021 03 20.03927914 00 35.29 -15 30 03.8 19.3 GVEF053L01
K21F01C KC2021 03 20.04085714 00 39.58 -15 29 26.4 19.7 GVEF053I93
K21F01C hC2021 03 20.04119314 00 37.40 -15 29 22.3 19.2 GVEF053L01
K21F01C KC2021 03 20.04318914 00 42.19 -15 28 35.5 18.6 GVEF053I93
K21F01C KC2021 03 20.04559014 00 44.81 -15 27 44.1 18.9 GVEF053I93
K21F01C KC2021 03 20.04633 14 00 45.79 -15 27 27.1 19.0 GVEF053958
K21F01C HC2021 03 20.10599 14 01 49.57 -15 06 02.7 VEF053204
K21F01C KC2021 03 20.11566 14 02 00.12 -15 02 34.4 19.3 GVEF053204
K21F01C mC2021 03 20.25570014 04 51.29 -14 12 20.3 18.92GVEF053I52
K21F01C mC2021 03 20.25589414 04 51.53 -14 12 17.3 20.08GVEF053I52
K21F01C mC2021 03 20.25608314 04 51.72 -14 12 13.4 19.42GVEF053I52
K21F01C KC2021 03 20.32604 14 06 01.61 -13 48 26.1 19.3 RqEF053H36
K21F01C KC2021 03 20.32998 14 06 05.65 -13 47 04.9 19.6 RqEF053H36
K21F01C KC2021 03 20.33413 14 06 09.85 -13 45 39.8 19.4 RqEF053H36
K21F01C KC2021 03 20.33840 14 06 14.25 -13 44 11.6 18.9 RqEF053H36
K21F01C KC2021 03 20.37928314 06 54.32 -13 30 11.0 19.3 VuEF053H21
K21F01C KC2021 03 20.38061114 06 55.66 -13 29 43.7 19.5 VuEF053H21
K21F01C KC2021 03 20.38193814 06 57.01 -13 29 16.5 19.3 VuEF053H21
K21F01C KC2021 03 20.38359514 06 58.69 -13 28 42.5 19.6 VuEF053H21
K21F01C KC2021 03 20.61781814 11 07.64 -12 05 58.0 19.2 GVEF053474
K21F01C KC2021 03 20.61826214 11 08.07 -12 05 48.9 19.0 GVEF053474
K21F01C KC2021 03 20.61959414 11 09.35 -12 05 22.7 19.0 GVEF053474
K21F01C KC2021 03 20.62092614 11 10.61 -12 04 56.8 19.3 GVEF053474
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.
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.36-m f/5.76 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
703 Catalina Sky Survey. Observer T. A. Pruyne. 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. 0.68-m Schmidt + 10K CCD.
958 Observatoire de Dax. Observer P. Dupouy. 0.32-m Schmidt-Cassegrain.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.81-m f/4.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers T. A. Pruyne, 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.
I93 St Pardon de Conques. Observers F. Losse, W. D'Anna. Measurer F. Losse.
0.40-m f/3.7 reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Hrzenjak. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 FC1 Earth MOID = 0.0304 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Pike
M 344.51582 (2000.0) P Q
n 0.20414220 Peri. 338.18902 -0.93542416 -0.35349679
a 2.8565874 Node 181.14099 +0.34895886 -0.92114647
e 0.6490983 Incl. 13.51519 +0.05665116 -0.16287787
P 4.83 H 24.88 G 0.15 U 7
Residuals in seconds of arc
210319 703 0.1+ 0.4- 210319 474 0.4- 0.1- 210320 204 0.3+ 0.3-
210319 703 1.0+ 0.4+ 210319 474 0.5- 0.2+ 210320 204 0.2+ 0.3-
210319 703 0.5- 0.3- 210320 203 (0.3+ 0.9+) 210320 I52 0.2- 0.6+
210319 703 0.5+ 1.3+ 210320 203 0.1+ 0.2+ 210320 I52 0.2+ 0.4-
210319 I52 0.0+ 0.2+ 210320 958 (0.4+ 0.9-) 210320 I52 0.1+ 0.4-
210319 I52 0.4- 0.2- 210320 L01 0.3+ 0.6+ 210320 H36 0.5+ 0.9+
210319 I52 0.3- 0.4- 210320 L01 0.0+ 0.1+ 210320 H36 0.6+ 0.7+
210319 I52 0.2- 0.2- 210320 033 0.1+ 0.1- 210320 H36 0.2- 0.3+
210319 474 0.2- 0.1- 210320 958 0.5- 0.5- 210320 H36 0.3+ 0.4+
210319 474 0.1- 0.1+ 210320 033 0.1+ 0.1- 210320 H21 0.1+ 0.2+
210319 474 0.5- 0.1- 210320 033 0.1+ 0.1+ 210320 H21 0.0- 0.2+
210319 474 0.4- 0.3+ 210320 L01 0.3- 0.1+ 210320 H21 0.1+ 0.1+
210319 I52 0.2- 0.4- 210320 L01 0.1+ 0.2+ 210320 H21 0.1+ 0.0+
210319 I52 0.5- 0.2- 210320 I93 0.3+ 0.1+ 210320 474 0.2- 0.2-
210319 I52 0.7- 0.0- 210320 L01 0.0- 0.1+ 210320 474 0.2- 0.2+
210319 I52 0.3- 0.5- 210320 I93 0.6+ 0.5+ 210320 474 0.1- 0.2+
210319 474 0.7- 0.3+ 210320 I93 0.0+ 0.1- 210320 474 0.3- 0.0-
210319 474 0.3- 0.1+ 210320 958 (0.4- 0.9-)
Ephemeris:
2021 FC1 a,e,i = 2.86, 0.65, 14 q = 1.0024
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 18 05 04 41.8 -35 13 30 0.1728 1.0180 95.0 75.3 23.7
...
2021 03 05 05 55 32.7 -43 36 17 0.08326 1.0028 95.3 80.0 22.3
...
2021 03 13 08 57 15.7 -53 05 46 0.04128 1.0122 115.2 62.7 20.2
...
2021 03 19 13 37 20.1 -22 14 28 0.03757 1.0269 145.9 32.9 19.2
2021 03 20 13 59 47.2 -15 41 30 0.04092 1.0299 145.9 32.9 19.4
2021 03 21 14 17 19.0 -10 07 12 0.04503 1.0331 144.7 33.9 19.6
...
2021 03 27 15 10 22.5 +08 08 23 0.07779 1.0559 136.9 40.2 21.0
...
2021 04 04 15 32 21.6 +16 12 24 0.1287 1.0945 134.8 40.4 22.2
...
2021 04 19 15 38 21.8 +20 07 27 0.2312 1.1875 138.5 34.1 23.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-F53
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