MPEC 2020-R48 : 2020 RD1
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M.P.E.C. 2020-R48 Issued 2020 September 9, 10:38 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
2020 RD1
Observations:
K20R01D C2020 09 04.35554120 29 42.283+06 41 44.64 20.41GVER048F52
K20R01D C2020 09 04.37898720 29 56.347+06 40 40.04 19.67GVER048F52
K20R01D* C2020 09 08.16341 21 07 44.59 +03 50 42.9 19.6 GVER048G96
K20R01D C2020 09 08.16900 21 07 47.58 +03 50 28.4 20.8 GVER048G96
K20R01D C2020 09 08.17459 21 07 50.53 +03 50 13.8 19.8 GVER048G96
K20R01D C2020 09 08.28193 21 08 47.80 +03 45 36.0 VER048I52
K20R01D C2020 09 08.28439 21 08 49.03 +03 45 29.3 21.1 GVER048I52
K20R01D C2020 09 08.28563 21 08 49.75 +03 45 26.1 19.8 GVER048I52
K20R01D 1C2020 09 08.80208 21 13 38.36 +03 23 02.9 VER048246
K20R01D 1C2020 09 08.80257 21 13 38.71 +03 23 02.1 VER048246
K20R01D 1C2020 09 08.80281 21 13 38.82 +03 23 00.3 VER048246
K20R01D 1C2020 09 08.80329 21 13 39.02 +03 22 58.6 VER048246
K20R01D 1C2020 09 08.80353 21 13 39.21 +03 22 58.6 VER048246
K20R01D KC2020 09 08.81160321 13 43.53 +03 22 41.9 20.3 GVER048L01
K20R01D KC2020 09 08.81397521 13 44.80 +03 22 35.7 20.4 GVER048L01
K20R01D KC2020 09 08.81635521 13 46.06 +03 22 29.5 20.5 GVER048L01
K20R01D KC2020 09 08.81884221 13 48.17 +03 22 23.9 20.4 GVER048I93
K20R01D KC2020 09 08.82836221 13 53.18 +03 21 59.3 20.2 GVER048I93
K20R01D KC2020 09 08.82902 21 13 52.92 +03 21 58.7 VER048104
K20R01D KC2020 09 08.83304 21 13 55.05 +03 21 48.1 20.2 GVER048104
K20R01D KC2020 09 08.83800521 13 58.25 +03 21 34.6 20.4 GVER048I93
K20R01D KC2020 09 08.84114 21 13 59.28 +03 21 27.9 20.1 GVER048104
K20R01D HC2020 09 08.93863 21 14 50.40 +03 17 17.9 VER048204
K20R01D KC2020 09 08.95223 21 14 57.50 +03 16 43.3 20 GVER048204
K20R01D KC2020 09 09.13721321 16 39.63 +03 09 01.8 20.3 VuER048H21
K20R01D KC2020 09 09.14013221 16 41.12 +03 08 54.8 20.4 VuER048H21
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M.
Tichy. 1.06-m f/2.7 reflector + 2048x2048 CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + 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 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.
I93 St Pardon de Conques. Observers F. Losse, W. D'Anna. 0.40-m f/3.7
reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2020 RD1 Earth MOID = 0.0827 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 336.95638 (2000.0) P Q
n 0.32323019 Peri. 129.63017 +0.66945403 +0.74284051
a 2.1027845 Node 182.40843 -0.70954780 +0.63767849
e 0.4991811 Incl. 5.99598 -0.21993914 +0.20384826
P 3.05 H 23.7 G 0.15 U 8
Residuals in seconds of arc
200904 F52 0.2+ 0.0 200908 246 0.7+ 1.0+ 200908 104 0.1+ 0.2+
200904 F52 0.2- 0.0 200908 246 0.5+ 0.2- 200908 104 0.3+ 0.2-
200908 G96 0.1+ 0.0 200908 246 0.3- 0.7- 200908 I93 0.2- 0.3-
200908 G96 0.0 0.1- 200908 246 0.6+ 0.0 200908 104 0.1+ 0.2+
200908 G96 0.6- 0.2- 200908 L01 0.4- 0.4+ 200908 204 0.1+ 0.3-
200908 I52 0.6+ 0.2+ 200908 L01 0.1- 0.2+ 200908 204 0.1- 0.3-
200908 I52 0.7- 0.1- 200908 L01 0.0 0.0 200909 H21 0.2- 0.5-
200908 I52 0.2+ 0.1- 200908 I93 0.2+ 0.4+ 200909 H21 0.4- 0.2-
200908 246 0.6- 0.6+ 200908 I93 0.0 0.1-
Ephemeris:
2020 RD1 a,e,i = 2.10, 0.50, 6 q = 1.0531
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 08 10 16 35 53.6 +16 32 45 0.1378 1.0531 102.9 69.7 22.0
...
2020 08 25 18 35 48.2 +13 31 55 0.1047 1.0674 120.2 54.9 20.9
...
2020 09 02 20 04 14.5 +08 29 00 0.1035 1.0866 136.7 39.5 20.5
...
2020 09 08 21 06 10.6 +03 58 27 0.1136 1.1058 148.4 28.5 20.5
2020 09 09 21 15 24.3 +03 15 36 0.1161 1.1094 150.1 27.0 20.5
2020 09 10 21 24 16.1 +02 34 04 0.1189 1.1130 151.6 25.5 20.5
...
2020 09 16 22 09 44.7 -01 00 42 0.1403 1.1371 158.5 18.9 20.7
...
2020 09 24 22 52 37.1 -04 11 30 0.1788 1.1742 161.5 15.7 21.2
...
2020 10 09 23 39 47.5 -06 39 23 0.2748 1.2557 156.5 18.5 22.3
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-R48
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