[Iaude] MPEC Y27: 2020 YD [a=1.78,e=0.44,i=2.4,H=25.1]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Thu Dec 17 14:19:56 EST 2020
M.P.E.C. 2020-Y27 Issued 2020 December 17, 19:18 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 YD
Observations:
K20Y00D* C2020 12 16.16178701 51 31.57 +25 32 48.9 20.87GVEY027G96
K20Y00D C2020 12 16.17237901 51 41.06 +25 33 12.0 21.06GVEY027G96
K20Y00D C2020 12 16.17765001 51 45.73 +25 33 23.3 20.90GVEY027G96
K20Y00D KC2020 12 16.28491701 53 21.92 +25 37 03.4 20.76GVEY027I52
K20Y00D KC2020 12 16.28744001 53 24.19 +25 37 08.8 20.73GVEY027I52
K20Y00D KC2020 12 16.28996201 53 26.49 +25 37 13.8 20.21GVEY027I52
K20Y00D KC2020 12 16.29248501 53 28.78 +25 37 18.5 20.89GVEY027I52
K20Y00D 1C2020 12 16.69330 01 59 56.19 +25 50 49.4 21.1 VVEY027033
K20Y00D 1C2020 12 16.69463 01 59 57.36 +25 50 52.2 20.7 VVEY027033
K20Y00D 1C2020 12 16.96556 02 04 03.90 +25 59 40.5 22.0 VVEY027033
K20Y00D 1C2020 12 16.96683 02 04 05.09 +25 59 42.8 21.7 VVEY027033
K20Y00D 1C2020 12 16.96810 02 04 06.26 +25 59 44.7 21.9 VVEY027033
K20Y00D KC2020 12 17.10231802 06 20.43 +26 04 50.1 19.84GVEY027I52
K20Y00D KC2020 12 17.10687702 06 24.46 +26 04 58.7 20.61GVEY027I52
K20Y00D KC2020 12 17.10855502 06 25.95 +26 05 01.9 20.13GVEY027I52
K20Y00D KC2020 12 17.11023302 06 27.46 +26 05 05.3 20.58GVEY027I52
K20Y00D KC2020 12 17.13417 02 06 46.91 +26 05 37.2 20.7 GVEY027H36
K20Y00D KC2020 12 17.15424 02 07 04.98 +26 06 13.4 20.6 GVEY027H36
K20Y00D KC2020 12 17.17428 02 07 23.05 +26 06 48.8 20.9 GVEY027H36
K20Y00D 1C2020 12 17.78890 02 17 06.40 +26 23 57.5 21.3 VVEY027033
K20Y00D 1C2020 12 17.79023 02 17 07.58 +26 23 59.8 21.8 VVEY027033
K20Y00D 1C2020 12 17.79156 02 17 08.80 +26 24 02.1 22.2 VVEY027033
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, U.
Laux, B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey. 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. 1.5-m reflector + 10K CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. C. Fuls. 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.
Orbital elements:
2020 YD Earth MOID = 0.0328 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 8.53071 (2000.0) P Q
n 0.41502466 Peri. 136.23612 +0.51791925 -0.85441970
a 1.7800005 Node 282.53010 +0.77266456 +0.48810162
e 0.4352900 Incl. 2.43962 +0.36708190 +0.17811170
P 2.37 H 25.1 G 0.15 U 7
Residuals in seconds of arc
201216 G96 0.7- 0.4+ 201216 033 0.1- 0.1+ 201217 H36 0.1+ 0.4-
201216 G96 0.3+ 0.3+ 201216 033 0.6- 0.1+ 201217 H36 0.6+ 0.3-
201216 G96 0.1+ 0.2+ 201216 033 0.4- 0.2+ 201217 H36 1.1+ 0.0
201216 I52 0.2+ 0.6- 201216 033 0.4- 0.1- 201217 033 0.1+ 0.0
201216 I52 0.0 0.1- 201217 I52 0.5+ 0.2+ 201217 033 0.2- 0.1+
201216 I52 0.1+ 0.0 201217 I52 0.3- 0.1- 201217 033 0.0 0.3+
201216 I52 0.1+ 0.3- 201217 I52 0.5- 0.2-
201216 033 0.5+ 0.2+ 201217 I52 0.4- 0.0
Ephemeris:
2020 YD a,e,i = 1.78, 0.44, 2 q = 1.0052
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 11 17 21 50 39.9 +03 42 12 0.1295 1.0108 96.1 76.6 23.4
...
2020 12 02 23 03 17.5 +12 36 26 0.08803 1.0071 101.5 73.6 22.4
...
2020 12 10 00 22 48.2 +20 16 03 0.07255 1.0168 114.3 62.0 21.6
...
2020 12 16 01 48 59.8 +25 26 57 0.06916 1.0291 128.9 48.1 21.2
2020 12 17 02 04 40.5 +26 01 52 0.06952 1.0315 131.5 45.6 21.1
2020 12 18 02 20 23.1 +26 30 15 0.07015 1.0341 134.1 43.1 21.1
...
2020 12 24 03 47 51.5 +27 08 45 0.07954 1.0516 147.7 30.0 21.0
...
2021 01 01 05 09 17.6 +24 46 13 0.1042 1.0806 157.9 20.0 21.4
...
2021 01 16 06 23 02.7 +20 29 20 0.1745 1.1487 159.4 17.5 22.5
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Y27
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