MPEC 2017-S75 : 2017 SL2
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M.P.E.C. 2017-S75 Issued 2017 Sept. 20, 02:32 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
2017 SL2
Observations:
K17S02L C2017 09 14.44782 23 30 09.627-03 39 41.73 20.4 wLES075F51
K17S02L* C2017 09 17.38215 23 30 16.176-03 27 12.53 21.4 wLES075F51
K17S02L C2017 09 17.39386 23 30 16.043-03 27 09.31 20.7 wLES075F51
K17S02L C2017 09 17.40559 23 30 15.913-03 27 06.06 20.8 wLES075F51
K17S02L C2017 09 17.41730 23 30 15.778-03 27 02.80 21.5 wLES075F51
K17S02L |C2017 09 18.25107 23 30 16.89 -03 22 36.6 21.0 VuES075807
K17S02L |C2017 09 18.25457 23 30 16.90 -03 22 35.0 20.9 VuES075807
K17S02L |C2017 09 18.25808 23 30 16.87 -03 22 34.5 20.9 VuES075807
K17S02L HC2017 09 18.33082 23 30 17.57 -03 22 49.3 20.9 RoES075691
K17S02L HC2017 09 18.33812 23 30 17.52 -03 22 47.1 20.9 RoES075691
K17S02L HC2017 09 18.34542 23 30 17.46 -03 22 45.0 oES075691
K17S02L HC2017 09 19.22001 23 30 21.61 -03 18 23.0 oES075691
K17S02L HC2017 09 19.22747 23 30 21.55 -03 18 21.2 oES075691
K17S02L HC2017 09 19.23488 23 30 21.48 -03 18 18.7 21.1 RoES075691
K17S02L C2017 09 19.31727 23 30 20.67 -03 17 53.3 20.5 RoES075926
K17S02L C2017 09 19.33251 23 30 20.54 -03 17 47.9 21.3 RoES075926
K17S02L C2017 09 19.35269 23 30 20.34 -03 17 42.0 20.7 RoES075926
Observer details:
691 Steward Observatory, Kitt Peak. Observer T. H. Bressi. 0.9-m f/3
reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
926 Tenagra II Observatory. Observers M. Schwartz, P. R. Holvorcem. Measurer
M. Schwartz. 0.81-m f/7 Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
Orbital elements:
2017 SL2 Earth MOID = 0.0552 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 342.01611 (2000.0) P Q
n 0.25573700 Peri. 55.55925 +0.61652433 -0.78733505
a 2.4581422 Node 356.37738 +0.71637763 +0.56155480
e 0.5760373 Incl. 1.02394 +0.32665096 +0.25447932
P 3.85 H 23.2 G 0.15 U 7
Residuals in seconds of arc
170914 F51 0.0 0.0 170918 807 0.2- 0.2+ 170919 691 0.1+ 0.3-
170917 F51 0.0 0.0 170918 807 0.2- 0.3- 170919 691 0.0 0.1-
170917 F51 0.0 0.0 170918 691 0.1- 0.1+ 170919 926 0.1- 0.2-
170917 F51 0.0 0.0 170918 691 0.2+ 0.2+ 170919 926 0.1+ 0.4+
170917 F51 0.1- 0.0 170918 691 0.3+ 0.1+ 170919 926 0.1- 0.0
170918 807 0.8- 0.4- 170919 691 0.1+ 0.2+
Ephemeris:
2017 SL2 a,e,i = 2.46, 0.58, 1 q = 1.0422
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 08 21 23 26 24.0 -04 53 40 0.4668 1.4540 157.5 15.4 23.2
...
2017 09 05 23 29 38.0 -04 10 44 0.3386 1.3437 171.0 6.8 22.0
...
2017 09 13 23 30 07.1 -03 45 00 0.2818 1.2879 178.4 1.2 21.2
...
2017 09 19 23 30 20.0 -03 19 10 0.2440 1.2481 175.9 3.3 20.9
2017 09 20 23 30 23.5 -03 13 57 0.2381 1.2417 174.9 4.1 20.9
2017 09 21 23 30 27.8 -03 08 24 0.2323 1.2353 174.0 4.9 20.9
...
2017 09 27 23 31 23.3 -02 26 06 0.1994 1.1985 168.6 9.5 20.7
...
2017 10 05 23 35 07.5 -00 53 38 0.1604 1.1537 162.2 15.4 20.4
...
2017 10 20 00 01 20.4 +05 55 04 0.09931 1.0870 155.6 22.3 19.4
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-S75
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