MPEC 2018-Y98 : 2008 SN1
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Read MPEC 2018-Y97
Read MPEC 2018-Y99
M.P.E.C. 2018-Y98 Issued 2018 Dec. 31, 00:34 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
2008 SN1
Revision to MPEC 2008-S37
Additional Observations:
K08S01N KC2017 12 12.48632608 41 24.761+16 31 44.82 23.3 GVEY098F51
K08S01N KC2017 12 14.50382008 40 03.535+16 30 34.66 23.1 GVEY098F51
K08S01N C2017 12 23.58343308 32 18.999+16 31 09.53 22.6 GVEY098F51
K08S01N C2017 12 23.59533908 32 18.269+16 31 09.90 23.3 GVEY098F51
K08S01N C2017 12 23.61920708 32 16.805+16 31 10.65 22.5 GVEY098F51
K08S01N C2018 01 12.54407908 08 46.350+16 56 15.55 22.5 GVEY098F51
K08S01N C2018 01 12.55747408 08 45.301+16 56 16.87 VEY098F51
K08S01N C2018 01 12.57092308 08 44.228+16 56 18.27 22.4 GVEY098F51
K08S01N C2018 01 12.58437208 08 43.170+16 56 19.41 22.7 GVEY098F51
K08S01N C2018 01 16.34656808 03 54.972+17 02 49.88 22.3 GVEY098F51
K08S01N C2018 01 16.35821208 03 54.047+17 02 51.45 22.7 GVEY098F51
K08S01N C2018 01 16.36983108 03 53.150+17 02 52.74 22.6 GVEY098F51
K08S01N C2018 01 16.38151208 03 52.228+17 02 53.92 22.5 GVEY098F51
K08S01N C2018 01 20.32575507 58 54.759+17 09 46.27 22.6 GVEY098F51
K08S01N C2018 01 20.35156307 58 52.793+17 09 49.68 22.7 GVEY098F51
K08S01N C2018 01 20.36446307 58 51.807+17 09 51.01 22.6 GVEY098F51
K08S01N C2018 01 22.46650907 56 17.011+17 13 29.13 22.8 GVEY098F51
K08S01N C2018 01 23.46962607 55 04.582+17 15 12.04 20.8 GVEY098F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
171212 F51 76.7+ 30.3- 180123 F51 92.8+ 25.7- MPO221125 -0.073 day
Orbital elements:
2008 SN1 Earth MOID = 0.3115 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 159.50569 (2000.0) P Q
n 0.22755115 Peri. 84.60267 +0.99246127 -0.06463692
a 2.6571538 Node 279.07360 +0.01626628 +0.91157284
e 0.5141866 Incl. 6.05296 +0.12147438 +0.40602588
P 4.33 H 19.6 G 0.15 U 1
Residuals in seconds of arc
080920 G96 0.1- 0.3- 080923 291 0.4- 0.1- 081017 H55 0.0 0.1-
080920 G96 0.3- 0.3- 080923 J66 0.0 0.3- 081019 H55 0.2- 0.1-
080920 G96 0.0 0.2- 080923 J66 0.1+ 0.3- 081019 H55 0.1- 0.0
080920 G96 0.1- 0.4- 080923 J66 0.1+ 0.2- 081019 H55 0.2- 0.0
080920 J95 0.3+ 0.3- 080923 J66 0.2- 0.4- 081022 448 0.1- 0.1-
080920 J95 0.2+ 1.0+ 080923 J65 0.6- 0.7- 081022 448 0.0 0.1-
080920 J95 0.1+ 0.9+ 080923 J65 0.0 0.1+ 081022 448 0.2+ 0.3-
080920 J66 0.0 0.7+ 080923 J65 0.5- 0.2- 081025 703 0.2+ 1.1+
080920 J66 0.4+ 0.2+ 080923 J65 0.0 0.1+ 081025 703 0.2+ 0.6+
080920 J66 0.2+ 0.6+ 080923 A13 0.2+ 0.0 081025 703 0.9+ 0.1-
080920 J66 0.3- 0.4- 080923 J65 0.3- 0.1+ 081026 645 0.0 0.0
080920 J47 1.0- 0.5- 080923 J65 0.2+ 0.1+ 081026 645 0.0 0.1+
080920 J47 0.7- 0.7- 080923 J65 0.2+ 0.1- 081026 645 0.0 0.0
080920 J47 0.0 0.2- 080923 J65 0.2+ 0.4- 081026 645 0.1- 0.1-
080920 J47 0.3+ 0.2+ 080923 J65 0.4- 0.7+ 081026 B37 1.1+ 0.3+
080921 J95 0.4- 0.2- 080923 J65 0.2- 0.6- 081026 B37 0.1+ 0.2+
080921 J95 0.2+ 0.3- 080923 A13 0.4+ 1.0+ 081026 B37 0.1- 0.0
080921 673 0.2+ 0.2+ 080924 703 (1.6+ 0.2+) 081026 B37 0.5+ 0.2+
080921 673 0.2+ 0.1+ 080924 703 1.2+ 0.1+ 081103 113 0.3+ 0.0
080921 673 0.2+ 0.0 080924 703 0.4+ 0.2+ 081103 113 0.3+ 0.3-
080921 673 0.1- 0.0 080924 703 0.6+ 0.6+ 081103 113 0.3+ 0.5-
080921 854 0.1+ 0.2+ 080924 703 0.2+ 0.3+ 081103 113 0.0 0.5-
080921 854 0.0 0.1- 080924 703 0.4- 0.0 081104 H55 0.1- 0.3+
080921 473 0.7+ 0.2+ 080924 703 0.3+ 0.4+ 081104 H55 0.0 0.1+
080921 473 0.7+ 0.2+ 080925 H55 0.2- 0.1- 081104 H55 0.1- 0.3+
080922 473 0.3+ 0.2- 080925 H55 0.3- 0.2+ 081104 H55 0.6- 0.4+
080922 473 0.7+ 0.2+ 080925 H55 0.2- 0.1+ 081115 A13 0.3+ 0.4-
080922 H55 0.3- 0.2- 080925 H55 0.3- 0.1- 081115 A13 0.1- 0.3+
080922 H55 0.3- 0.1- 080927 H55 0.3- 0.0 081120 H55 0.8- 0.8-
080922 H55 0.2- 0.0 080927 H55 0.2- 0.1- 081120 H55 0.5- 0.3-
080922 J47 0.6+ 0.9- 080927 H55 0.1+ 0.1- 081120 H55 0.4- 0.1+
080922 J47 0.1+ 1.2- 080927 H55 0.1- 0.1+ 081122 704 0.1+ 0.9-
080922 J47 0.2+ 0.5- 080929 H55 1.5- 0.2+ 081122 704 (0.1- 2.0-)
080922 J47 0.4- 0.2- 080929 H55 0.2+ 0.4+ 081122 704 (2.0- 0.4-)
080922 J47 0.5- 0.2- 080929 H55 1.0+ 1.0+ 081122 704 0.6+ 0.9+
080923 673 0.2+ 0.1- 081003 H55 0.3- 0.1+ 090103 H55 0.2+ 0.9+
080923 673 0.1+ 0.1- 081003 H55 0.1- 0.1- 090103 H55 0.1+ 0.1-
080923 673 0.0 0.2+ 081003 H55 0.0 0.0 171212 F51 0.2+ 0.2-
080923 673 0.1+ 0.1- 081005 J34 0.5- 0.4+ 171214 F51 0.0 0.1-
080923 H55 0.2- 0.1+ 081005 J34 0.0 0.6- 171223 F51 0.1- 0.0
080923 G96 0.0 0.0 081006 703 0.1- 0.4- 171223 F51 0.0 0.1+
080923 H55 0.3- 0.0 081006 703 0.3+ 0.1- 171223 F51 0.0 0.1+
080923 701 0.1+ 0.1- 081006 703 0.6- 0.2- 180112 F51 0.0 0.1-
080923 H55 0.0 0.0 081006 703 0.5+ 0.7+ 180112 F51 0.2+ 0.1-
080923 G96 0.1- 0.0 081007 704 1.1+ 1.2- 180112 F51 0.0 0.0
080923 G96 0.2- 0.1- 081007 704 0.4+ 0.6+ 180112 F51 0.0 0.1-
080923 G96 0.2+ 0.1+ 081007 704 1.0+ 0.2- 180116 F51 0.0 0.2-
080923 701 0.1+ 0.4- 081007 704 0.7+ 0.2- 180116 F51 0.2- 0.1+
080923 701 0.5+ 0.2- 081007 704 1.0+ 0.3+ 180116 F51 0.0 0.1+
080923 701 0.0 0.3- 081010 A78 0.4- 0.7- 180116 F51 0.1- 0.0
080923 448 0.0 0.2- 081010 A78 0.3- 1.1- 180120 F51 0.0 0.6-
080923 448 0.2+ 0.1+ 081010 A78 0.5- 1.0- 180120 F51 0.0 0.0
080923 448 0.3+ 0.3+ 081010 A78 1.0- 1.3- 180120 F51 0.0 0.1-
080923 291 0.3- 0.0 081017 H55 0.3- 0.2+ 180122 F51 0.2- 0.2+
080923 291 0.3- 0.1- 081017 H55 0.4- 0.5+ 180123 F51 0.4+ 0.5+
Ephemeris:
2008 SN1 a,e,i = 2.66, 0.51, 6 q = 1.2909
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 01 11 40 27.7 -03 29 43 3.9483 3.7561 71.6 14.4 26.3
...
2018 12 16 11 47 16.3 -04 39 28 3.7496 3.7892 84.8 15.0 26.2
...
2018 12 24 11 49 37.8 -05 09 45 3.6398 3.8059 92.2 15.0 26.1
...
2018 12 30 11 50 45.2 -05 28 47 3.5574 3.8181 97.9 14.8 26.1
2018 12 31 11 50 53.0 -05 31 38 3.5437 3.8201 98.8 14.7 26.1
2019 01 01 11 50 59.9 -05 34 23 3.5300 3.8220 99.8 14.7 26.1
...
2019 01 07 11 51 19.3 -05 48 44 3.4490 3.8337 105.7 14.3 26.0
...
2019 01 15 11 50 46.2 -06 01 46 3.3448 3.8487 113.8 13.5 25.9
...
2019 01 30 11 46 38.6 -06 05 41 3.1699 3.8751 129.8 11.3 25.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-Y98
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