MPEC 2020-E36 : 2012 SV20
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M.P.E.C. 2020-E36 Issued 2020 March 9, 15:00 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
2012 SV20
Revision to MPEC 2012-S44
Additional Observations:
K12S20V C2019 01 09.36487606 26 45.932+41 26 17.71 24.30GVEE036T12
K12S20V C2019 01 09.37649806 26 44.814+41 26 16.16 24.33GVEE036T12
K12S20V KC2019 01 10.38088906 25 12.069+41 23 52.65 24.98GVEE036T12
Observer details:
T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m). Observer D. Hung. Measurer D.
J. Tholen. 2.24-m f/10.1 reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
190109 T12 0.07- 0.01- 190110 T12 0.07- 0.01- MPO245953 -0.34 days
Orbital elements:
2012 SV20 Earth MOID = 0.2275 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 339.41035 (2000.0) P Q
n 0.36392534 Peri. 296.41108 +0.37227252 +0.92796775
a 1.9429480 Node 355.34523 -0.75932195 +0.29398167
e 0.4041403 Incl. 12.09254 -0.53370717 +0.22902102
P 2.71 H 19.9 G 0.15 U 2
Residuals in seconds of arc
120917 691 0.2- 0.0 120919 291 0.1- 0.2+ 120925 291 0.6- 0.1+
120917 691 0.9- 0.4- 120919 H36 0.1+ 0.3- 120925 291 0.0 0.8+
120917 691 0.4- 0.1+ 120919 H36 0.4+ 0.4- 120925 291 0.3- 0.3+
120918 954 1.2- 0.5- 120919 H36 0.1+ 0.2+ 120926 291 0.2+ 0.3+
120918 954 0.2- 0.5+ 120920 H01 0.0 0.3+ 120926 291 0.4+ 0.6+
120918 H01 0.0 0.2+ 120920 H01 0.1+ 0.3+ 120926 291 0.7- 0.3+
120918 H01 0.0 0.2+ 120920 H01 0.1+ 0.3+ 121009 291 0.3+ 0.3+
120918 H01 0.1+ 0.2+ 120920 H01 0.0 0.3+ 121009 291 0.1+ 0.2+
120918 H01 0.0 0.1+ 120920 291 0.1- 0.3+ 121009 291 0.2+ 0.2+
120918 291 0.4- 0.1+ 120920 291 0.2+ 0.2+ 121010 G96 0.0 0.1-
120918 291 0.1+ 0.4+ 120920 291 0.1- 0.3+ 121010 G96 0.0 0.0
120918 291 0.9- 0.4+ 120921 H01 0.1- 0.1+ 121010 G96 0.2+ 0.0
120918 711 0.0 0.0 120921 H01 0.1+ 0.2+ 121010 G96 0.1- 0.0
120918 711 0.1+ 0.0 120921 H01 0.1- 0.1+ 121016 291 0.4- 0.1+
120918 711 0.2+ 0.1+ 120921 H01 0.2- 0.1+ 121016 291 0.2- 0.0
120919 J95 0.0 0.8- 120921 291 0.1- 0.2- 121016 291 0.1+ 0.0
120919 J95 0.6+ 0.6- 120921 291 0.1+ 0.1- 121018 F51 0.0 0.0
120919 J95 0.2+ 0.4- 120921 291 0.2+ 0.1+ 121018 F51 0.0 0.0
120919 H01 0.3- 0.5+ 120921 291 0.0 0.4+ 121018 F51 0.0 0.0
120919 H01 0.3- 0.3+ 120921 291 0.0 0.1+ 121115 H21 0.3+ 0.1+
120919 H01 0.1- 0.2+ 120921 291 0.2- 0.0 121115 H21 0.2- 0.4-
120919 H01 0.3- 0.3+ 120922 291 0.8+ 1.2- 121115 H21 0.1- 0.9-
120919 H21 0.1- 0.2- 120922 291 0.1- 0.3+ 190109 T12 0.1+ 0.0
120919 H21 0.6+ 0.1+ 120922 291 0.4- 0.6+ 190109 T12 0.0 0.0
120919 H21 0.2+ 0.0 120924 291 0.2- 0.6+ 190110 T12 0.1- 0.0
120919 291 0.2- 0.4+ 120924 291 0.3- 0.5+
120919 291 0.1- 0.4+ 120924 291 0.2+ 0.0
Ephemeris:
2012 SV20 a,e,i = 1.94, 0.40, 12 q = 1.1577
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 02 08 14 00 54.9 -14 36 06 1.3530 1.8714 105.2 30.6 23.2
...
2020 02 23 14 16 45.3 -18 15 18 1.1294 1.7929 115.5 29.9 22.7
...
2020 03 02 14 23 33.3 -20 22 33 1.0180 1.7502 121.2 29.0 22.4
...
2020 03 08 14 27 40.3 -22 04 19 0.9388 1.7179 125.6 28.0 22.2
2020 03 09 14 28 15.9 -22 21 53 0.9260 1.7125 126.3 27.8 22.1
2020 03 10 14 28 49.7 -22 39 38 0.9133 1.7070 127.1 27.7 22.1
...
2020 03 16 14 31 33.2 -24 30 18 0.8398 1.6745 131.6 26.4 21.8
...
2020 03 24 14 33 08.1 -27 09 41 0.7491 1.6309 137.7 24.3 21.5
...
2020 04 08 14 27 59.5 -32 46 14 0.6051 1.5493 148.4 19.8 20.8
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-E36
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