MPEC 2021-R249 : 2021 RV7
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M.P.E.C. 2021-R249 Issued 2021 September 11, 21:41 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 RV7
Observations:
K21R07V* C2021 09 10.15838820 51 38.12 -01 03 35.9 20.59GVER249G96
K21R07V C2021 09 10.16453920 51 40.71 -01 03 51.8 20.56GVER249G96
K21R07V C2021 09 10.17068620 51 43.30 -01 04 07.5 20.80GVER249G96
K21R07V C2021 09 10.17688320 51 45.93 -01 04 23.3 20.50GVER249G96
K21R07V C2021 09 10.25180420 52 17.46 -01 07 35.4 20.82GVER249G96
K21R07V C2021 09 10.25324820 52 18.03 -01 07 38.8 21.51GVER249G96
K21R07V C2021 09 10.25366120 52 18.21 -01 07 39.5 21.15GVER249G96
K21R07V 1C2021 09 10.83305 20 56 26.10 -01 31 43.0 20.5 VVER249033
K21R07V 1C2021 09 10.83490 20 56 26.89 -01 31 47.5 20.1 VVER249033
K21R07V 1C2021 09 10.83674 20 56 27.62 -01 31 52.0 20.3 VVER249033
K21R07V IC2021 09 10.85309820 56 34.10 -01 32 27.5 20.0 GXER249L01
K21R07V KC2021 09 10.85576420 56 35.16 -01 32 33.3 20.3 GXER249L01
K21R07V KC2021 09 10.85889220 56 36.39 -01 32 41.3 20.6 GXER249L01
K21R07V KC2021 09 11.06560320 58 02.01 -01 40 46.3 20.5 VuER249H21
K21R07V KC2021 09 11.07119720 58 04.16 -01 40 59.7 20.4 VuER249H21
K21R07V KC2021 09 11.07912220 58 07.25 -01 41 18.0 20.5 VuER249H21
K21R07V C2021 09 11.15817020 58 38.92 -01 44 15.4 21.03GVER249G96
K21R07V C2021 09 11.16341620 58 40.93 -01 44 27.5 21.04GVER249G96
K21R07V C2021 09 11.16866320 58 42.99 -01 44 39.8 20.81GVER249G96
K21R07V 1C2021 09 11.80929 21 02 51.88 -02 08 39.9 21.3 VVER249033
K21R07V 1C2021 09 11.81050 21 02 52.32 -02 08 42.4 21.3 VVER249033
K21R07V 1C2021 09 11.81171 21 02 52.78 -02 08 45.3 21.0 VVER249033
K21R07V 1C2021 09 11.81331 21 02 53.31 -02 08 48.4 21.5 VVER249033
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. Observers D. Rankin, 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. 1.5-m reflector +
10K CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
L01 Visnjan Observatory, Tican. Observers V. Dobos, F. Hrzenjak, I. Lyon, E.
Pettarin, D. Pujagic. Measurer D. Pujagic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 RV7 Earth MOID = 0.0060 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Veres
M 357.77177 (2000.0) P Q
n 0.40177070 Peri. 65.76150 -0.21515148 +0.97643544
a 1.8189351 Node 191.85109 -0.92311125 -0.20896983
e 0.5842152 Incl. 4.70426 -0.31870906 -0.05390222
P 2.45 H 23.17 G 0.15 U 9
Residuals in seconds of arc
210910 G96 0.6+ 0.2+ 210910 033 0.3+ 0.1+ 210911 G96 0.1- 0.2+
210910 G96 0.3+ 0.0 210910 033 0.2+ 0.0 210911 G96 0.1- 0.3+
210910 G96 0.2+ 0.2+ 210910 L01 0.2+ 0.3+ 210911 G96 0.5+ 0.0
210910 G96 0.3+ 0.4+ 210910 L01 0.2+ 0.9+ 210911 033 0.1+ 0.1+
210910 G96 0.1+ 0.0 210910 L01 0.1+ 0.3+ 210911 033 0.1+ 0.3+
210910 G96 0.4- 0.2+ 210911 H21 0.1- 0.8- 210911 033 0.4+ 0.1-
210910 G96 0.3- 0.6+ 210911 H21 0.5- 1.1- 210911 033 0.4- 0.3+
210910 033 0.4- 0.2+ 210911 H21 0.4- 0.9-
Ephemeris:
2021 RV7 a,e,i = 1.82, 0.58, 5 q = 0.7563
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 08 12 12 33 23.8 +18 54 17 0.1800 0.8945 44.7 127.2 24.6
...
2021 08 27 16 46 33.1 +18 49 10 0.08531 1.0175 92.4 82.8 20.8
...
2021 09 04 19 46 59.3 +05 16 42 0.1143 1.0888 132.3 43.2 20.3
...
2021 09 10 20 50 26.2 -00 56 13 0.1633 1.1435 144.2 31.0 20.9
2021 09 11 20 57 33.8 -01 37 37 0.1725 1.1526 145.2 29.9 21.0
2021 09 12 21 04 02.1 -02 14 47 0.1820 1.1618 146.0 29.0 21.1
...
2021 09 18 21 33 05.5 -04 52 52 0.2424 1.2169 147.8 26.1 21.7
...
2021 09 26 21 57 15.0 -06 41 54 0.3310 1.2901 145.9 25.9 22.5
...
2021 10 11 22 25 44.2 -07 48 08 0.5182 1.4249 137.7 28.1 23.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-R249
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