MPEC 2021-F86 : 2021 FH2
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M.P.E.C. 2021-F86 Issued 2021 March 23, 11:10 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 FH2
Observations:
K21F02H* C2021 03 20.46007914 39 00.94 +09 47 14.3 21.02GVEF086G96
K21F02H C2021 03 20.47074914 39 06.20 +09 48 21.9 20.41GVEF086G96
K21F02H C2021 03 20.47595914 39 08.76 +09 48 53.3 20.67GVEF086G96
K21F02H C2021 03 20.48119314 39 11.31 +09 49 24.5 20.41GVEF086G96
K21F02H KC2021 03 20.51048514 39 25.74 +09 52 19.1 20.47GVEF086I52
K21F02H KC2021 03 20.51216714 39 26.60 +09 52 28.6 19.81GVEF086I52
K21F02H KC2021 03 20.51553014 39 28.25 +09 52 48.9 20.23GVEF086I52
K21F02H KC2021 03 20.62932514 40 29.21 +10 05 31.0 21.4 GVEF086474
K21F02H KC2021 03 20.63172114 40 30.40 +10 05 45.1 20.8 GVEF086474
K21F02H KC2021 03 20.63411814 40 31.51 +10 05 59.5 21.1 GVEF086474
K21F02H KC2021 03 20.63651414 40 32.75 +10 06 13.4 20.9 GVEF086474
K21F02H KC2021 03 21.32257314 46 25.31 +11 12 28.9 20.9 VuEF086H21
K21F02H KC2021 03 21.33133014 46 29.59 +11 13 20.8 20.8 VuEF086H21
K21F02H KC2021 03 21.33979514 46 33.75 +11 14 10.8 20.8 VuEF086H21
K21F02H bC2021 03 22.01019514 52 16.36 +12 19 13.5 21.0 GVEF086L01
K21F02H bC2021 03 22.01375514 52 18.11 +12 19 34.2 21.1 GVEF086L01
K21F02H bC2021 03 22.01753614 52 19.97 +12 19 55.9 20.5 GVEF086L01
K21F02H KC2021 03 22.32141514 54 53.78 +12 49 11.9 20.7 VuEF086H21
K21F02H KC2021 03 22.32772814 54 56.85 +12 49 48.0 20.8 VuEF086H21
K21F02H KC2021 03 22.33044614 54 58.17 +12 50 03.6 20.9 VuEF086H21
K21F02H KC2021 03 22.50092614 56 21.83 +13 06 25.5 21.14GVEF086I52
K21F02H KC2021 03 22.50344814 56 23.04 +13 06 39.7 21.48GVEF086I52
K21F02H KC2021 03 22.50596814 56 24.30 +13 06 53.3 20.94GVEF086I52
Observer details:
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.
G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. 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, F. Hrzenjak. Measurer
K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 FH2 Earth MOID = 0.1103 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 322.36109 (2000.0) P Q
n 0.34997250 Peri. 25.61841 -0.94766787 +0.31763476
a 1.9942523 Node 172.67710 -0.31867491 -0.93504457
e 0.4559337 Incl. 14.61086 -0.01928508 -0.15747958
P 2.82 H 23.7 G 0.15 U 7
Residuals in seconds of arc
210320 G96 (0.2- 4.3-) 210320 474 0.4+ 0.0 210322 L01 0.1- 0.1-
210320 G96 0.1+ 0.4- 210320 474 0.7- 0.1+ 210322 H21 0.3+ 0.0
210320 G96 0.1+ 0.1- 210320 474 0.2+ 0.3- 210322 H21 0.4+ 0.2-
210320 G96 0.2- 0.0 210321 H21 0.2- 0.0 210322 H21 0.5+ 0.2-
210320 I52 0.2- 0.2+ 210321 H21 0.3- 0.3+ 210322 I52 0.2- 0.3+
210320 I52 0.3+ 0.3- 210321 H21 0.0 0.4+ 210322 I52 0.4- 0.2+
210320 I52 0.1+ 0.0 210322 L01 0.4- 0.1+ 210322 I52 0.3+ 0.5-
210320 474 0.3+ 0.2+ 210322 L01 0.3- 0.2+
Ephemeris:
2021 FH2 a,e,i = 1.99, 0.46, 15 q = 1.0850
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 21 11 34 00.3 -20 14 46 0.2239 1.1769 143.8 29.8 22.1
...
2021 03 08 12 57 06.6 -09 31 49 0.1486 1.1241 150.4 25.9 21.0
...
2021 03 16 14 00 42.4 +02 16 44 0.1300 1.1044 145.6 30.6 20.8
...
2021 03 22 14 52 09.4 +12 18 48 0.1295 1.0939 136.5 38.8 21.0
2021 03 23 15 00 34.4 +13 53 48 0.1304 1.0926 134.9 40.3 21.1
2021 03 24 15 08 52.2 +15 25 44 0.1317 1.0913 133.2 41.7 21.1
...
2021 03 30 15 54 59.5 +23 16 38 0.1444 1.0862 124.1 49.6 21.5
...
2021 04 07 16 43 33.9 +30 04 31 0.1704 1.0856 115.6 56.2 22.1
...
2021 04 22 17 36 57.4 +35 34 27 0.2294 1.1041 109.8 58.9 22.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-F86
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