MPEC 2021-H129 : 2016 JS28
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M.P.E.C. 2021-H129 Issued 2021 April 24, 14:01 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2016 JS28
Revision to MPEC 2016-J114
Additional Observations:
K16J28S C2011 04 23.45808113 26 48.957-06 11 26.11 20.65GVEH129F51
K16J28S C2011 04 23.47897113 26 47.298-06 11 10.10 22.22GVEH129F51
K16J28S C2011 04 23.48976313 26 46.396-06 11 02.16 21.55GVEH129F51
K16J28S C2011 04 27.35863213 21 53.488-05 21 59.43 21.33GVEH129F51
K16J28S C2011 04 27.36899313 21 52.688-05 21 51.63 22.16GVEH129F51
K16J28S C2011 05 01.34059513 17 02.043-04 32 53.80 20.96GVEH129F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith. 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
110423 F51 27.0- 7.5- 110501 F51 26.5- 7.0- MPO392479 +0.01 days
Orbital elements:
2016 JS28 Earth MOID = 0.2257 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 265.39785 (2000.0) P Q
n 0.40050161 Peri. 118.44369 +0.67975999 +0.73311255
a 1.8227756 Node 194.44638 -0.69970313 +0.63932908
e 0.3279685 Incl. 4.99780 -0.21986788 +0.23195759
P 2.46 H 20.6 G 0.15 U 2
Residuals in seconds of arc
110423 F51 0.1- 0.0 160511 I52 1.4- 0.5+ 160603 474 0.1+ 0.2+
110423 F51 0.3+ 0.0 160511 I52 1.3- 0.2+ 160603 474 0.1- 0.2+
110423 F51 0.2- 0.4- 160511 691 0.0 0.1- 160603 474 0.1+ 0.1+
110427 F51 0.2- 0.1- 160511 I52 0.5- 0.0 160603 474 0.1+ 0.2-
110427 F51 0.2+ 0.0 160511 H01 0.2+ 0.1- 160604 691 0.5+ 0.9-
110501 F51 0.1- 0.2- 160511 H01 0.2+ 0.0 160604 691 0.3- 0.2-
160509 G96 0.3+ 0.2+ 160511 H01 0.1+ 0.2- 160604 691 0.5- 0.1-
160509 G96 0.4+ 0.5+ 160511 H01 0.1+ 0.1- 160605 G96 0.1+ 0.6+
160509 G96 0.3+ 0.0 160512 291 0.2- 0.8+ 160605 G96 0.1+ 0.3-
160509 G96 0.0 0.1- 160512 291 1.0- 0.3+ 160605 G96 0.1+ 0.2-
160509 G96 0.1+ 0.1+ 160512 I52 0.5- 0.4+ 160605 G96 0.2+ 0.8+
160509 G96 0.2+ 0.5+ 160512 I52 0.2+ 0.3- 160701 474 1.0- 0.5+
160509 G96 0.3+ 0.1- 160512 I52 0.5- 0.7+ 160701 474 0.0 0.3+
160509 G96 0.4+ 0.2- 160515 H21 0.2+ 0.2+ 160701 474 0.4+ 0.1+
160510 H01 0.1- 0.1- 160515 H21 0.3+ 0.1+ 160806 474 0.6+ 0.8-
160510 H01 0.1- 0.1- 160515 H21 0.4+ 0.2+ 160806 474 1.4- 0.1+
160510 H01 0.2- 0.0 160516 926 0.4+ 0.0 160806 474 0.4- 0.2+
160510 H01 0.1- 0.1- 160516 926 0.3+ 0.1+ 160807 474 0.4- 0.1-
160510 I52 0.1- 0.2- 160516 926 0.1+ 0.5- 160807 474 0.4- 0.1-
160510 I52 0.7+ 0.3+ 160526 926 0.5+ 0.3+ 160807 474 0.1+ 0.5+
160510 926 0.0 0.0 160526 926 0.8+ 0.2- 160826 807 0.8+ 0.3-
160510 926 0.4+ 0.0 160526 926 0.7+ 0.5- 160826 807 0.4+ 0.7-
160510 926 0.1- 0.2- 160526 705 0.1+ 0.1- 160826 807 0.6+ 0.5-
160511 926 0.3+ 0.1+ 160526 705 0.1- 0.2- 161018 695 0.2+ 0.5+
160511 926 0.2+ 0.4+ 160526 705 0.1- 0.2- 161018 695 0.3- 0.1+
160511 I52 0.9- 0.1+ 160603 705 0.6- 0.5+ 161018 695 0.3- 0.5-
160511 691 0.7+ 0.2+ 160603 705 0.4- 0.2-
160511 926 0.1+ 0.1- 160603 705 0.1- 0.2-
Ephemeris:
2016 JS28 a,e,i = 1.82, 0.33, 5 q = 1.2250
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 25 16 56 13.7 -19 06 49 1.0275 1.6516 109.3 34.7 23.2
...
2021 04 09 17 24 06.1 -18 05 51 0.8503 1.5853 117.5 34.1 22.7
...
2021 04 17 17 38 03.8 -17 13 00 0.7637 1.5501 122.0 33.3 22.4
...
2021 04 23 17 48 00.1 -16 23 30 0.7027 1.5240 125.4 32.5 22.1
2021 04 24 17 49 36.5 -16 14 25 0.6929 1.5197 125.9 32.4 22.1
2021 04 25 17 51 12.1 -16 05 05 0.6832 1.5153 126.5 32.2 22.0
...
2021 05 01 18 00 26.1 -15 03 57 0.6270 1.4897 129.9 31.2 21.8
...
2021 05 09 18 11 44.7 -13 28 31 0.5578 1.4561 134.5 29.6 21.4
...
2021 05 24 18 29 17.1 -09 49 05 0.4470 1.3963 143.1 25.8 20.8
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