MPEC 2018-S70 : 2018 SD2
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M.P.E.C. 2018-S70 Issued 2018 Sept. 29, 21:03 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
2018 SD2
Observations:
K18S02D* C2018 09 21.57642 02 24 13.71 +09 12 28.7 18.8 oUES070T05
K18S02D C2018 09 21.57832 02 24 12.99 +09 12 14.8 19.0 oUES070T05
K18S02D C2018 09 21.58657 02 24 10.00 +09 11 20.7 18.8 oUES070T05
K18S02D C2018 09 21.59710 02 24 06.12 +09 10 07.7 19.0 oUES070T05
K18S02D C2018 09 21.59914 02 24 05.41 +09 09 53.9 19.1 oUES070T05
K18S02D C2018 09 21.60764 02 24 02.45 +09 08 54.8 19.0 oUES070T05
K18S02D C2018 09 21.60984 02 24 01.67 +09 08 39.9 18.9 oUES070T05
K18S02D KC2018 09 21.97020 02 26 06.18 +08 15 49.1 18.7 RoES070K88
K18S02D KC2018 09 21.97366 02 26 05.48 +08 15 22.6 18.2 RoES070K88
K18S02D KC2018 09 21.97799 02 26 04.61 +08 14 49.3 18.5 RoES070K88
K18S02D C2018 09 23.47665 02 33 54.24 +02 38 01.9 17.7 oUES070T08
K18S02D C2018 09 23.48282 02 33 51.49 +02 35 28.9 17.9 oUES070T08
K18S02D C2018 09 23.49101 02 33 47.82 +02 32 05.1 17.3 oUES070T08
K18S02D C2018 09 23.49918 02 33 43.96 +02 28 39.9 17.8 oUES070T08
Observer details:
K88 GINOP-KHK, Piszkesteto. Observer B. Cseh. Measurer K. Sarneczky. 0.60-m
Schmidt + CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, H. Flewelling, A. Heinze,
H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze,
J. Tonry, A. Fitzsimmons, D. Young. 0.5-m f/2.0 Schmidt + CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, H. Flewelling, A. Heinze,
H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze,
J. Tonry, A. Fitzsimmons, D. Young. 0.5-m f/2.0 Schmidt + CCD.
Orbital elements:
2018 SD2 Earth MOID = 0.0011 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 105.88524 (2000.0) P Q
n 1.09850621 Peri. 138.02461 -0.76414717 -0.64503876
a 0.9302529 Node 1.81044 +0.57344549 -0.68076538
e 0.1113860 Incl. 3.67656 +0.29536313 -0.34710733
P 0.90 H 28.6 G 0.15 U 6
Residuals in seconds of arc
180921 T05 0.1- 0.6+ 180921 T05 0.2+ 0.1- 180923 T08 0.3+ 1.4+
180921 T05 0.2- 0.6- 180921 T05 0.2- 0.4+ 180923 T08 0.5- 0.1+
180921 T05 0.8+ 0.7+ 180921 K88 0.2+ 0.1+ 180923 T08 0.3+ 0.4-
180921 T05 0.2- 0.4- 180921 K88 0.0 0.1- 180923 T08 0.4+ 0.7-
180921 T05 0.1+ 0.1- 180921 K88 0.1+ 0.3-
Ephemeris:
2018 SD2 a,e,i = 0.93, 0.11, 4 q = 0.8266
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 08 30 02 06 40.9 +14 11 05 0.04507 1.0343 121.9 55.9 24.0
...
2018 09 14 02 17 24.1 +13 39 36 0.01950 1.0198 134.2 45.0 21.8
...
2018 09 22 02 25 41.1 +08 27 48 0.0059471.0085 141.5 38.3 19.0
...
2018 09 28 14 55 44.9 +14 58 36 0.0050770.9984 42.8 137.0 23.6
2018 09 29 14 58 38.3 +17 10 42 0.0067990.9970 43.6 136.2 24.1
2018 09 30 15 00 19.3 +18 28 39 0.0085110.9955 43.9 135.8 24.6
...
2018 10 06 15 03 07.9 +21 05 48 0.01870 0.9862 42.6 136.7 26.4
...
2018 10 14 15 01 33.4 +21 29 38 0.03232 0.9728 39.3 139.4 27.9
...
2018 10 29 14 52 47.0 +19 37 49 0.05934 0.9450 34.4 143.6 29.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-S70
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