MPEC 2021-R276 : 2021 RF10
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M.P.E.C. 2021-R276 Issued 2021 September 12, 21:31 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 RF10
Observations:
K21R10F* C2021 09 11.17358621 55 56.70 -03 34 40.4 19.97GVER276G96
K21R10F C2021 09 11.17885621 56 04.49 -03 34 32.1 20.10GVER276G96
K21R10F C2021 09 11.18319 21 56 10.77 -03 34 25.6 20.0 GVER276G96
K21R10F C2021 09 11.18412521 56 12.20 -03 34 24.0 19.81GVER276G96
K21R10F C2021 09 11.18845 21 56 18.50 -03 34 18.0 19.6 GVER276G96
K21R10F C2021 09 11.24623421 57 51.311-03 32 09.97 19.82wUER276F51
K21R10F C2021 09 11.25856021 58 09.113-03 31 51.92 20.23wUER276F51
K21R10F C2021 09 11.27088721 58 26.811-03 31 33.89 20.06wUER276F51
K21R10F KC2021 09 11.27669521 58 25.63 -03 32 03.4 19.83GVER276703
K21R10F KC2021 09 11.27821321 58 27.77 -03 31 59.4 19.12GVER276703
K21R10F 1C2021 09 11.82865 22 11 12.85 -03 19 36.7 19.9 VVER276033
K21R10F 1C2021 09 11.82917 22 11 13.48 -03 19 36.0 20.0 VVER276033
K21R10F 1C2021 09 11.82969 22 11 14.12 -03 19 35.5 19.8 VVER276033
K21R10F 1C2021 09 11.83025 22 11 14.82 -03 19 34.3 19.8 VVER276033
K21R10F KC2021 09 11.84998 22 11 38.15 -03 19 05.6 19.9 GXER276G02
K21R10F KC2021 09 11.86083 22 11 51.38 -03 18 50.4 19.7 GXER276G02
K21R10F KC2021 09 11.87423922 12 08.31 -03 18 24.5 20.0 GXER276L01
K21R10F KC2021 09 11.87436 22 12 07.68 -03 18 32.9 19.8 GXER276G02
K21R10F KC2021 09 11.87595222 12 10.45 -03 18 21.3 20.4 GXER276L01
K21R10F KC2021 09 11.87765522 12 12.42 -03 18 19.0 19.9 GXER276L01
K21R10F KC2021 09 11.88694 22 12 25.72 -03 18 05.1 20.1 GVER276I93
K21R10F KC2021 09 11.89146 22 12 31.13 -03 17 58.9 20.0 GVER276I93
K21R10F KC2021 09 11.89689 22 12 37.62 -03 17 51.5 20.1 GVER276I93
K21R10F KC2021 09 11.98373122 14 18.35 -03 15 55.6 19.6 GVER276104
K21R10F KC2021 09 11.98874822 14 24.17 -03 15 49.6 19.4 GVER276104
K21R10F KC2021 09 11.99283422 14 30.72 -03 15 43.6 20.2 GXER276958
K21R10F KC2021 09 11.99966022 14 36.97 -03 15 35.0 20.0 GVER276104
K21R10F KC2021 09 12.00286922 14 42.40 -03 15 30.8 19.5 GXER276958
K21R10F KC2021 09 12.01291422 14 54.03 -03 15 16.6 19.8 GXER276958
K21R10F KC2021 09 12.30970222 20 38.59 -03 08 36.7 VER276703
K21R10F KC2021 09 12.31198022 20 41.07 -03 08 34.6 20.16GVER276703
K21R10F KC2021 09 12.31425822 20 43.42 -03 08 30.9 VER276703
K21R10F 1C2021 09 12.83459 22 29 51.05 -02 59 08.3 20.2 VVER276033
K21R10F 1C2021 09 12.83517 22 29 51.59 -02 59 07.9 20.3 VVER276033
K21R10F 1C2021 09 12.83574 22 29 52.14 -02 59 07.1 20.5 VVER276033
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.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D.
Grazia. Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
703 Catalina Sky 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. 0.68-m Schmidt + 10K
CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
G02 KYSUCE Observatory, Kysucke Nove Mesto. Observer M. Urbanik.
G96 Mt. Lemmon Survey. 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, B. Gray. 1.5-m reflector + 10K
CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
L01 Visnjan Observatory, Tican. Observers V. Dobos, I. Lyon, E. Pettarin, D.
Pujagic. Measurer D. Pujagic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 RF10 Earth MOID = 0.0083 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Veres
M 351.47983 (2000.0) P Q
n 0.31793044 Peri. 109.62272 +0.38327472 +0.92363367
a 2.1260884 Node 182.91472 -0.85568551 +0.35460827
e 0.5856310 Incl. 1.29902 -0.34771080 +0.14544351
P 3.10 H 25.82 G 0.15 U 8
Residuals in seconds of arc
210911 G96 0.2+ 0.3- 210911 033 0.0 0.2- 210911 104 0.5- 0.3-
210911 G96 0.8+ 0.0 210911 033 0.2+ 0.3+ 210911 958 0.4+ 0.0
210911 G96 0.5- 0.0 210911 G02 0.3+ 0.4- 210911 104 0.6+ 0.2-
210911 G96 0.5+ 0.1+ 210911 G02 1.2+ 0.3+ 210912 958 1.0+ 0.5-
210911 G96 0.3- 0.4- 210911 L01 0.8- 0.3- 210912 958 0.9+ 0.5+
210911 F51 0.0 0.0 210911 G02 0.5+ 0.3- 210912 703 1.3- 0.2-
210911 F51 0.1- 0.0 210911 L01 0.4+ 0.7+ 210912 703 0.2- 0.9-
210911 F51 0.1- 0.0 210911 L01 0.7- 0.7+ 210912 703 1.0- 0.1-
210911 703 0.1+ 0.1+ 210911 I93 0.1+ 0.1+ 210912 033 0.0 0.3+
210911 703 (0.2- 1.8+) 210911 I93 0.1- 0.4+ 210912 033 0.0 0.0
210911 033 0.1+ 0.0 210911 I93 0.2- 0.6+ 210912 033 0.3+ 0.2+
210911 033 0.0 0.0 210911 104 0.0 0.4+
Ephemeris:
2021 RF10 a,e,i = 2.13, 0.59, 1 q = 0.8810
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 08 13 12 41 56.6 +00 33 50 0.1973 0.8974 49.4 121.0 27.0
...
2021 08 28 13 34 01.4 -01 03 07 0.08063 0.9582 48.0 128.4 25.8
...
2021 09 05 16 23 20.8 -04 13 34 0.02912 1.0050 82.7 95.7 21.6
...
2021 09 11 21 51 16.0 -03 37 09 0.04102 1.0451 158.7 20.5 20.0
2021 09 12 22 14 40.6 -03 13 21 0.04745 1.0521 163.6 15.6 20.2
2021 09 13 22 32 23.5 -02 54 02 0.05429 1.0593 167.1 12.2 20.4
...
2021 09 19 23 24 06.7 -01 52 36 0.09933 1.1035 174.7 4.8 21.4
...
2021 09 27 23 47 16.9 -01 22 25 0.1649 1.1661 172.7 6.2 22.7
...
2021 10 12 00 03 47.3 -00 48 15 0.3036 1.2902 161.9 13.9 24.6
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-R276
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