MPEC 2021-R67 : 2021 RG
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M.P.E.C. 2021-R67 Issued 2021 September 4, 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 RG
Observations:
K21R00G* C2021 09 03.25200722 37 18.46 +29 37 30.1 20.72GVER067G96
K21R00G C2021 09 03.25720822 37 18.87 +29 37 04.8 21.08GVER067G96
K21R00G C2021 09 03.26240622 37 19.32 +29 36 39.2 21.00GVER067G96
K21R00G C2021 09 03.26760822 37 19.74 +29 36 14.1 21.11GVER067G96
K21R00G mC2021 09 03.33364522 37 25.28 +29 30 48.6 20.95GVER067G96
K21R00G mC2021 09 03.33574322 37 25.44 +29 30 38.6 21.11GVER067G96
K21R00G mC2021 09 03.33632822 37 25.50 +29 30 35.3 21.24GVER067G96
K21R00G IC2021 09 03.95014822 38 42.65 +28 42 16.0 19.9 GVER067L01
K21R00G KC2021 09 03.95249522 38 42.91 +28 42 05.0 20.2 GVER067L01
K21R00G KC2021 09 03.95483022 38 43.03 +28 41 55.3 20.4 GVER067L01
K21R00G KC2021 09 03.95717822 38 43.25 +28 41 44.0 20.5 GVER067L01
K21R00G KC2021 09 03.96107322 38 43.55 +28 41 26.3 20.5 GVER067L01
K21R00G 1C2021 09 04.10361 22 38 56.00 +28 30 32.1 21.9 VVER067033
K21R00G 1C2021 09 04.10505 22 38 56.14 +28 30 25.6 21.8 VVER067033
K21R00G 1C2021 09 04.10649 22 38 56.29 +28 30 19.1 21.5 VVER067033
K21R00G 1C2021 09 04.81919 22 40 19.86 +27 40 42.9 21.5 VVER067033
K21R00G 1C2021 09 04.82082 22 40 20.02 +27 40 36.3 21.3 VVER067033
K21R00G 1C2021 09 04.82243 22 40 20.14 +27 40 30.2 21.4 VVER067033
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. 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.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, D. Pujagic, V. Dobos.
Measurer D. Pujagic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2021 RG Earth MOID = 0.0211 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Veres
M 355.46723 (2000.0) P Q
n 0.47663881 Peri. 318.58787 +0.14279487 +0.98727332
a 1.6230919 Node 319.47693 -0.87737323 +0.09352896
e 0.4553290 Incl. 6.18530 -0.45806750 +0.12862243
P 2.07 H 25.18 G 0.15 U 8
Residuals in seconds of arc
210903 G96 0.6+ 0.1+ 210903 G96 0.0 0.0 210904 033 0.1- 0.0
210903 G96 0.0 0.0 210903 L01 0.5- 0.2+ 210904 033 0.0 0.0
210903 G96 0.1+ 0.2- 210903 L01 0.4+ 0.2- 210904 033 0.2+ 0.1+
210903 G96 0.1- 0.1+ 210903 L01 0.4- 0.5+ 210904 033 0.2- 0.2+
210903 G96 0.2+ 0.0 210903 L01 0.1+ 0.2- 210904 033 0.2+ 0.1-
210903 G96 0.2- 0.3+ 210903 L01 0.0 0.5- 210904 033 0.1+ 0.0
Ephemeris:
2021 RG a,e,i = 1.62, 0.46, 6 q = 0.8841
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 08 05 11 07 50.3 -04 40 09 0.1213 0.9224 38.3 137.0 26.9
...
2021 08 20 12 00 00.6 +29 01 02 0.02888 0.9878 33.1 146.0 25.2
...
2021 08 28 22 03 01.9 +45 57 23 0.03786 1.0318 124.0 54.3 20.1
...
2021 09 03 22 36 42.0 +29 58 55 0.07340 1.0678 142.3 35.3 21.1
2021 09 04 22 38 48.3 +28 39 08 0.07968 1.0740 143.9 33.6 21.2
2021 09 05 22 40 33.9 +27 29 44 0.08603 1.0803 145.4 32.0 21.4
...
2021 09 11 22 47 10.8 +22 44 08 0.1253 1.1187 151.7 25.3 22.1
...
2021 09 19 22 52 04.7 +19 04 05 0.1811 1.1718 155.6 20.8 22.8
...
2021 10 04 23 00 02.0 +14 58 29 0.2989 1.2746 153.3 20.6 24.1
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-R67
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