[Iaude] MPEC E103: 2016 CN246 [a=1.51,e=0.16,i=25.6,H=21.0]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Wed Mar 14 13:31:17 EDT 2018
M.P.E.C. 2018-E103 Issued 2018 Mar. 14, 17:27 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
2016 CN246
Revision to MPEC 2016-C180
Additional Observations:
K16CO6N |C2018 03 12.15492 13 58 09.22 -37 15 57.8 22.4 VUEE103807
K16CO6N |C2018 03 12.17179 13 58 08.49 -37 16 52.0 22.5 VUEE103807
K16CO6N |C2018 03 12.18864 13 58 07.75 -37 17 45.9 22.5 VUEE103807
K16CO6N |C2018 03 14.15751 13 56 39.94 -39 03 04.1 22.0 GUEE103807
K16CO6N |C2018 03 14.16498 13 56 39.50 -39 03 28.5 22.0 GUEE103807
K16CO6N |C2018 03 14.17267 13 56 39.10 -39 03 53.6 22.0 GUEE103807
Observer details:
807 Cerro Tololo. Observers T. Linder, R. Holmes. 1.00-m f/10.0 astrograph
+ CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
180312 807 0.05- 0.03+ 180314 807 0.05- 0.03+ MPO377907 +0.041 day
Orbital elements:
2016 CN246 Earth MOID = 0.4054 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 310.14388 (2000.0) P Q
n 0.52932713 Peri. 274.76792 -0.10702184 +0.99014126
a 1.5135146 Node 347.90986 -0.65147283 -0.13849583
e 0.1642798 Incl. 25.56022 -0.75108553 -0.02095696
P 1.86 H 21.0 G 0.15 U 3
Residuals in seconds of arc
160211 F51 0.1+ 0.2+ 160214 291 0.1- 0.5+ 160326 705 0.0 0.2+
160211 F51 0.2+ 0.1- 160214 F51 0.1- 0.0 160327 291 0.1+ 0.1+
160211 F51 0.2+ 0.1- 160214 F51 0.1- 0.1+ 160327 291 0.2- 0.1+
160212 568 0.3+ 0.1- 160214 F51 0.0 0.1- 160327 291 0.4- 0.6+
160212 568 0.4+ 0.1- 160214 F51 0.0 0.2- 160329 H21 0.3+ 0.2+
160212 568 0.4+ 0.1- 160226 705 0.0 0.6- 160329 H21 0.1+ 0.1+
160212 291 0.5- 0.2+ 160226 705 0.7+ 0.1- 160329 H21 0.1- 0.1+
160212 291 0.3- 0.2- 160226 705 0.3+ 0.3- 160405 H21 0.3+ 0.9-
160212 291 0.5- 0.3- 160229 291 0.2- 0.9+ 160405 H21 0.5+ 0.9-
160213 705 0.4+ 0.3+ 160229 291 0.2- 0.3- 160405 H21 0.5+ 0.7-
160213 705 0.3+ 0.0 160229 291 0.5- 0.1- 180312 807 0.1- 0.1-
160213 705 0.3+ 0.3- 160325 705 0.2- 0.2- 180312 807 0.1- 0.1+
160213 H21 0.2- 0.2- 160325 705 0.2+ 0.4+ 180312 807 0.1- 0.5+
160213 H21 0.1- 0.1+ 160325 705 0.4- 0.1- 180314 807 0.2+ 0.2-
160213 H21 0.2- 0.1- 160326 705 0.2- 0.1+ 180314 807 0.1- 0.2-
160214 291 0.2- 0.2+ 160326 705 0.1+ 0.4+ 180314 807 0.2+ 0.1-
Ephemeris:
2016 CN246 a,e,i = 1.51, 0.16, 26 q = 1.2649
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 02 12 13 51 53.6 -16 15 44 0.7889 1.4693 111.2 38.8 22.9
...
2018 02 27 14 00 17.3 -26 24 56 0.6552 1.4346 120.0 36.7 22.4
...
2018 03 07 14 00 23.8 -32 48 46 0.5970 1.4163 124.1 35.4 22.1
...
2018 03 13 13 57 33.4 -38 00 57 0.5607 1.4029 126.7 34.6 21.9
2018 03 14 13 56 46.9 -38 54 33 0.5553 1.4007 127.1 34.5 21.9
2018 03 15 13 55 54.6 -39 48 31 0.5501 1.3985 127.4 34.4 21.9
...
2018 03 21 13 48 24.7 -45 16 42 0.5231 1.3854 128.8 34.1 21.7
...
2018 03 29 13 31 00.8 -52 27 55 0.4987 1.3685 129.1 34.5 21.6
...
2018 04 13 12 27 49.9 -63 22 37 0.4856 1.3391 124.5 38.1 21.6
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-E103
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