[Iaude] MPEC M82: 2014 YR43 [a=2.49,e=0.61,i=26.5,H=19.5]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Fri Jun 22 14:05:17 EDT 2018
M.P.E.C. 2018-M82 Issued 2018 June 22, 18:01 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2014 YR43
Revision to MPEC 2015-A12
Additional Observations:
K14Y43R C2018 06 21.57125721 06 05.072-05 36 58.45 22.13GVEM082T12
K14Y43R C2018 06 21.58081321 06 05.412-05 37 04.05 22.17GVEM082T12
K14Y43R C2018 06 22.56828021 06 44.132-05 46 59.92 21.79GVEM082T12
K14Y43R C2018 06 22.57022721 06 44.194-05 47 01.02 21.64GVEM082T12
K14Y43R C2018 06 22.57163721 06 44.240-05 47 01.84 21.60GVEM082T12
Observer details:
T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m). Observers D. Fohring,
D. J. Tholen. 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
180621 T12 0.47+ 0.04- 180622 T12 0.48+ 0.04- MPO339505 -0.54 day
Orbital elements:
2014 YR43 Earth MOID = 0.2988 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 306.31609 (2000.0) P Q
n 0.25147540 Peri. 268.84820 +0.76025832 -0.53194574
a 2.4858354 Node 123.16969 +0.61104869 +0.78042252
e 0.6110172 Incl. 26.45339 -0.22051481 +0.32859462
P 3.92 H 19.5 G 0.15 U 0
Residuals in seconds of arc
141226 C51 (0.3+ 1.8-) 150103 807 0.2+ 0.0 150123 568 0.0 0.0
141226 C51 0.2- 0.4- 150103 807 0.1- 0.4- 150123 568 0.1+ 0.1-
141226 C51 0.2+ 0.5+ 150103 807 0.0 0.0 150128 H21 0.3- 0.3+
141226 C51 0.5+ 0.9+ 150103 807 0.2- 0.1- 150128 H21 0.1- 0.0
141226 C51 1.1- 0.1- 150111 807 0.3- 0.2+ 150128 H21 0.8- 0.3+
141226 C51 0.4- 0.2- 150111 807 0.4- 0.1- 150207 H21 0.3- 0.8-
141226 C51 1.1+ 1.3- 150111 807 0.3- 0.1+ 150207 H21 0.3+ 0.1-
141227 C51 0.3+ 1.2+ 150111 807 0.2- 0.2+ 150218 291 0.1+ 0.2+
141227 C51 0.3- 0.1- 150116 568 0.0 0.0 150218 291 0.3- 0.2-
141230 807 0.9- 0.5- 150116 568 0.1- 0.0 150218 291 0.1- 0.1+
141230 807 0.8- 0.9- 150117 291 0.2- 0.0 150225 291 0.4+ 0.3+
141230 807 (0.1- 1.6-) 150117 H21 0.4+ 0.2+ 150225 291 0.2+ 0.2+
141230 807 0.0 1.3- 150117 291 0.1- 0.2+ 150225 291 0.1+ 0.3+
141230 807 0.2+ 1.4- 150117 291 0.2+ 0.3+ 150525 695 (4.8- 2.9+)
141230 568 0.1- 0.1- 150117 H21 0.2+ 0.6+ 150525 695 (4.1- 2.9+)
141230 568 0.0 0.0 150117 H21 0.3- 0.7- 150525 695 (4.7- 2.2+)
141230 F51 0.4+ 0.4+ 150118 291 0.3- 0.1- 180621 T12 0.1+ 0.0
141230 F51 0.3+ 0.7+ 150118 291 0.2- 0.2- 180621 T12 0.0 0.0
150101 807 0.6+ 0.2+ 150118 291 0.1- 0.1- 180622 T12 0.0 0.1-
150101 807 0.5+ 0.1+ 150120 291 0.3- 0.4+ 180622 T12 0.0 0.0
150101 807 0.2+ 0.0 150120 291 0.0 0.1+ 180622 T12 0.1- 0.1+
150103 807 0.1+ 0.0 150120 291 0.1- 0.2-
Ephemeris:
2014 YR43 a,e,i = 2.49, 0.61, 26 q = 0.9669
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 05 23 20 40 40.1 -03 55 44 1.4264 2.0053 109.4 28.4 23.0
...
2018 06 07 20 54 54.6 -04 09 22 1.1595 1.8859 120.2 27.7 22.4
...
2018 06 15 21 01 25.1 -04 45 10 1.0248 1.8209 126.3 26.7 22.1
...
2018 06 21 21 05 42.3 -05 31 26 0.9282 1.7715 131.3 25.5 21.7
2018 06 22 21 06 22.0 -05 41 08 0.9125 1.7633 132.1 25.3 21.7
2018 06 23 21 07 00.8 -05 51 27 0.8969 1.7550 133.0 25.1 21.6
...
2018 06 29 21 10 32.8 -07 08 12 0.8061 1.7052 138.3 23.3 21.3
...
2018 07 07 21 14 14.8 -09 39 19 0.6930 1.6382 146.1 20.2 20.8
...
2018 07 22 21 17 24.9 -18 06 24 0.5116 1.5120 162.6 11.6 19.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-M82
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