MPEC 2021-F29 : 2021 FH
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M.P.E.C. 2021-F29 Issued 2021 March 19, 00:53 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 FH
Observations:
K21F00H* C2021 03 18.24693810 37 45.22 +20 03 30.4 20.48GVEF029G96
K21F00H C2021 03 18.25266010 37 45.26 +20 03 27.6 20.49GVEF029G96
K21F00H C2021 03 18.25838510 37 45.30 +20 03 24.2 20.63GVEF029G96
K21F00H C2021 03 18.26411310 37 45.33 +20 03 20.7 20.34GVEF029G96
K21F00H KC2021 03 18.34128710 37 46.14 +20 02 25.2 20.33GVEF029I52
K21F00H KC2021 03 18.34933510 37 46.28 +20 02 18.2 20.32GVEF029I52
K21F00H KC2021 03 18.35738910 37 46.47 +20 02 11.4 20.11GVEF029I52
K21F00H KC2021 03 18.36316810 37 46.59 +20 02 06.4 20.79GVEF029I52
K21F00H HC2021 03 18.39009 10 37 47.49 +20 01 44.3 19.9 RoEF029691
K21F00H HC2021 03 18.39509 10 37 47.68 +20 01 39.2 20.1 RoEF029691
K21F00H HC2021 03 18.40259 10 37 47.95 +20 01 32.3 20.1 RoEF029691
K21F00H C2021 03 18.44612510 37 57.737+20 02 10.78 20.71wUEF029F51
K21F00H C2021 03 18.45879610 37 57.838+20 02 00.19 20.67wUEF029F51
K21F00H C2021 03 18.47149410 37 57.984+20 01 48.92 20.71wUEF029F51
K21F00H C2021 03 18.48416410 37 58.188+20 01 37.25 20.85wUEF029F51
K21F00H bC2021 03 18.92228710 38 57.14 +19 54 41.2 20.0 GVEF029L01
K21F00H bC2021 03 18.92462910 38 57.26 +19 54 39.2 20.2 GVEF029L01
K21F00H bC2021 03 18.92697110 38 57.37 +19 54 37.1 20.2 GVEF029L01
K21F00H bC2021 03 18.92931310 38 57.46 +19 54 35.0 20.1 GVEF029L01
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer M. J. Brucker. 0.9-m
f/3 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer D. Rankin. 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.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m
reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2021 FH Earth MOID = 0.0001 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 325.71509 (2000.0) P Q
n 0.27297059 Peri. 219.15167 -0.74189350 +0.67051014
a 2.3535611 Node 2.96069 -0.59862997 -0.66020201
e 0.6121432 Incl. 3.54206 -0.30205330 -0.33845156
P 3.61 H 26.6 G 0.15 U 7
Residuals in seconds of arc
210318 G96 0.0 0.2- 210318 I52 0.1- 0.0 210318 F51 0.0 0.1-
210318 G96 0.1+ 0.2+ 210318 691 0.1- 0.2+ 210318 L01 0.2- 0.1+
210318 G96 0.1+ 0.1+ 210318 691 0.1+ 0.1- 210318 L01 0.0 0.1+
210318 G96 0.0 0.1+ 210318 691 0.1- 0.3+ 210318 L01 0.2+ 0.0
210318 I52 0.1+ 0.0 210318 F51 0.0 0.0 210318 L01 0.1+ 0.1-
210318 I52 0.1- 0.2- 210318 F51 0.0 0.0
210318 I52 0.1+ 0.0 210318 F51 0.0 0.1-
Ephemeris:
2021 FH a,e,i = 2.35, 0.61, 4 q = 0.9128
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 17 10 34 41.4 +19 04 27 0.2625 1.2470 169.4 8.4 24.8
...
2021 03 04 10 33 52.8 +20 04 23 0.1403 1.1277 165.2 13.0 23.4
...
2021 03 12 10 33 53.6 +20 22 14 0.08164 1.0700 158.5 19.9 22.3
...
2021 03 18 10 37 21.6 +20 06 38 0.03934 1.0307 153.9 25.1 20.8
2021 03 19 10 39 07.6 +19 55 32 0.03237 1.0246 153.4 25.7 20.4
2021 03 20 10 41 56.6 +19 37 06 0.02541 1.0185 153.2 26.1 19.9
...
2021 03 26 22 11 42.7 -22 48 28 0.01646 0.9849 39.8 139.5 24.4
...
2021 04 03 22 30 02.9 -20 50 23 0.07231 0.9480 42.8 134.2 26.9
...
2021 04 18 22 41 45.9 -19 11 33 0.1788 0.9102 53.9 117.0 27.3
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-F29
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