MPEC 2014-Y31 : 2014 YS
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M.P.E.C. 2014-Y31 Issued 2014 Dec. 21, 14:43 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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
2014 YS
Observations:
K14Y00S* C2014 12 19.55244 08 54 56.854-10 53 28.00 20.7 wLEY031F51
K14Y00S C2014 12 19.56474 08 54 44.885-10 52 44.28 20.4 wLEY031F51
K14Y00S C2014 12 19.57702 08 54 32.910-10 52 00.27 20.4 wLEY031F51
K14Y00S KC2014 12 20.40803 08 41 28.62 -09 59 41.9 oEY031291
K14Y00S KC2014 12 20.40947 08 41 27.08 -09 59 36.1 oEY031291
K14Y00S KC2014 12 20.41095 08 41 25.56 -09 59 30.5 20.0 RoEY031291
K14Y00S C2014 12 20.47847908 40 14.76 -09 54 59.2 19.9 RtEY031H01
K14Y00S C2014 12 20.48274008 40 10.34 -09 54 41.6 19.6 RtEY031H01
K14Y00S C2014 12 20.49104508 40 01.72 -09 54 07.2 19.7 RtEY031H01
K14Y00S C2014 12 20.49605208 39 56.54 -09 53 46.4 19.8 RtEY031H01
K14Y00S |C2014 12 21.26438 08 27 03.89 -08 55 44.5 19.7 VuEY031807
K14Y00S |C2014 12 21.26882 08 26 58.98 -08 55 24.8 20.1 VuEY031807
K14Y00S |C2014 12 21.27328 08 26 54.06 -08 55 04.8 20.1 VuEY031807
K14Y00S KC2014 12 21.33399 08 25 53.48 -08 53 18.1 19.6 RoEY031291
K14Y00S KC2014 12 21.33452 08 25 52.91 -08 53 15.6 19.4 RoEY031291
K14Y00S KC2014 12 21.33506 08 25 52.29 -08 53 13.2 19.5 RoEY031291
Observer details:
291 LPL/Spacewatch II. Observers T. H. Bressi, R. A. Mastaler. 1.8-m f/2.7
reflector + CCD.
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.41-m f/11
Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, N. Primak,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat, C. Waters,
R. Weryk. 1.8-m Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
Orbital elements:
2014 YS Earth MOID = 0.0210 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5 MPC
M 135.16162 (2000.0) P Q
n 1.54338614 Peri. 174.39144 +0.22805506 +0.97101174
a 0.7415714 Node 108.77556 -0.89621912 +0.23809074
e 0.3942646 Incl. 4.33731 -0.38050252 +0.02118953
P 0.64 H 24.6 G 0.15 U 8
Residuals in seconds of arc
141219 F51 0.5- 0.1+ 141220 H01 0.5+ 0.3- 141221 807 0.3+ 0.2+
141219 F51 0.1+ 0.0 141220 H01 0.5+ 0.3- 141221 291 0.1- 0.2-
141219 F51 0.5+ 0.1- 141220 H01 0.4+ 0.4- 141221 291 0.1+ 0.0
141220 291 0.0 0.2+ 141220 H01 0.5+ 0.4- 141221 291 0.2- 0.1-
141220 291 0.7- 0.2+ 141221 807 0.1+ 0.6+
141220 291 0.4- 0.1- 141221 807 0.1+ 0.3+
Ephemeris:
2014 YS a,e,i = 0.74, 0.39, 4 q = 0.4492
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2014 11 21 11 44 35.4 -17 45 53 0.1538 0.9123 56.5 115.4 24.8
...
2014 12 06 10 53 43.0 -16 28 34 0.09976 0.9777 82.7 91.5 22.8
...
2014 12 14 10 01 11.0 -14 32 41 0.07176 1.0023 102.4 73.6 21.5
...
2014 12 20 08 48 01.1 -10 24 37 0.05454 1.0161 125.0 52.5 20.3
2014 12 21 08 31 35.7 -09 16 27 0.05240 1.0181 129.6 48.1 20.0
2014 12 22 08 13 55.3 -07 58 44 0.05058 1.0199 134.5 43.5 19.8
...
2014 12 28 06 12 59.5 +02 11 39 0.04812 1.0284 158.7 20.4 19.1
...
2015 01 05 04 09 19.1 +12 33 25 0.06653 1.0337 138.0 39.6 20.4
...
2015 01 20 02 47 10.2 +18 42 05 0.1247 1.0246 105.6 67.6 22.5
A. U. Tomatic (C) Copyright 2014 MPC M.P.E.C. 2014-Y31
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