[Iaude] MPEC A44: 2016 JN17 [a=1.39,e=0.15,i=26.5,H=20.4]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Fri Jan 4 13:45:17 EST 2019
M.P.E.C. 2019-A44 Issued 2019 Jan. 4, 18:42 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 JN17
Revision to MPEC 2016-J88
Additional Observations:
K16J17N KC2018 12 18.41254710 09 49.61 +36 58 50.4 22.1 VuEA044H21
K16J17N KC2018 12 18.42311710 09 50.27 +36 59 12.2 22.0 VuEA044H21
K16J17N KC2018 12 18.43429310 09 50.93 +36 59 34.9 21.8 VuEA044H21
K16J17N KC2019 01 04.34342910 21 07.49 +47 25 40.6 22.0 VuEA044H21
K16J17N KC2019 01 04.35174210 21 07.52 +47 25 59.6 22.4 VuEA044H21
K16J17N KC2019 01 04.35883910 21 07.51 +47 26 16.7 21.5 VuEA044H21
Observer details:
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 1.3-m f/4.0
astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
181218 H21 9.2+ 1.5- 190104 H21 10.6+ 4.3- MPO394307 -0.0039 day
Orbital elements:
2016 JN17 Earth MOID = 0.2492 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 209.24745 (2000.0) P Q
n 0.60414551 Peri. 244.78044 +0.76094251 +0.47367612
a 1.3858249 Node 84.01331 -0.30585155 +0.86456770
e 0.1460540 Incl. 26.47611 -0.57220742 +0.16779041
P 1.63 H 20.4 G 0.15 U 2
Residuals in seconds of arc
160505 F51 0.1+ 0.1+ 160514 691 0.7+ 0.6- 160606 H21 0.5- 0.5+
160505 F51 0.1+ 0.2+ 160516 691 0.1- 0.0 160606 H21 0.0 0.6+
160505 F51 0.1- 0.2+ 160516 691 0.1- 0.4- 160606 H21 0.3+ 0.1+
160505 F51 0.0 0.0 160516 691 1.2+ 0.1- 160607 H21 1.2+ 0.1+
160506 705 0.1+ 0.6+ 160522 705 0.1- 0.1+ 160607 H21 0.9+ 0.1-
160506 705 0.2- 0.1- 160522 705 0.2- 0.1- 160607 H21 1.0+ 0.3-
160506 705 0.2- 0.3+ 160522 705 0.1- 0.1- 160608 H21 0.1+ 0.1+
160506 568 0.0 0.3+ 160527 926 0.1+ 0.3+ 160608 H21 0.1+ 0.0
160506 568 0.0 0.2+ 160527 926 0.0 0.2+ 160608 H21 0.2+ 0.1+
160506 568 0.0 0.1+ 160527 926 0.5+ 0.4+ 160608 H21 0.0 0.0
160507 104 0.9- 0.2- 160528 926 0.2+ 0.2+ 160608 H21 0.1- 0.1+
160507 104 0.1- 0.2- 160528 926 0.3+ 0.5+ 160612 H21 0.4- 0.2-
160507 104 0.6- 0.3- 160528 926 0.4+ 0.0 160612 H21 0.7- 0.4+
160508 H01 0.1- 0.2+ 160530 H21 1.2- 0.4- 160612 H21 1.2- 0.6+
160508 H01 0.2- 0.1+ 160530 H21 0.5- 0.3- 160622 807 0.5- 0.2-
160508 H01 0.3- 0.2+ 160530 H21 0.1- 0.3+ 160622 807 0.6- 0.3+
160508 H01 0.3- 0.1+ 160530 691 0.5+ 0.0 160622 807 0.3- 0.7+
160508 291 0.5- 0.2+ 160530 691 1.0- 0.7- 160705 691 0.1- 0.1-
160508 291 0.1- 0.1+ 160530 691 0.2- 0.1+ 160705 691 0.2+ 0.5-
160508 291 0.2- 0.3+ 160531 H21 0.3- 0.0 160705 691 0.7+ 0.4-
160508 568 0.1- 0.0 160531 H21 0.5- 0.1- 160802 807 0.6- 0.1+
160508 568 0.1- 0.0 160531 H21 0.1- 0.1- 160802 807 0.2- 0.1+
160509 291 0.4+ 0.1+ 160531 691 1.0+ 0.0 160802 807 0.9- 0.3+
160509 291 0.2+ 0.4+ 160531 691 0.3- 0.0 161030 807 0.2- 0.0
160509 291 0.2- 0.3+ 160601 691 0.1+ 0.1+ 161030 807 0.4- 0.1+
160510 691 0.5+ 0.3+ 160601 691 0.1+ 0.8+ 161030 807 0.3- 0.1+
160510 691 1.2+ 0.2+ 160602 691 0.0 0.3+ 161204 807 0.1+ 0.2-
160510 691 0.6+ 0.2- 160602 691 0.0 0.4+ 161204 807 0.2- 0.3-
160511 691 0.9+ 0.4- 160602 691 0.2+ 1.0- 161204 807 0.1- 0.2-
160511 691 0.6+ 0.1- 160603 H21 0.1+ 0.5+ 181218 H21 0.1- 0.6+
160511 691 0.7+ 0.9- 160603 H21 0.1+ 0.1+ 181218 H21 0.1+ 0.9+
160513 691 0.0 0.5+ 160603 H21 0.3+ 0.4+ 181218 H21 0.1- 0.8+
160513 691 0.7- 0.3- 160603 F51 0.2- 0.1+ 190104 H21 0.1- 0.7-
160513 691 0.5- 0.0 160603 F51 0.1- 0.0 190104 H21 0.0 1.2-
160514 691 0.8- 0.4- 160603 F51 0.2- 0.1+ 190104 H21 0.3- 0.7-
160514 691 0.1+ 1.1- 160603 F51 0.2- 0.1+
Ephemeris:
2016 JN17 a,e,i = 1.39, 0.15, 26 q = 1.1834
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 12 05 09 51 58.4 +30 10 58 0.8401 1.5141 111.8 37.2 22.4
...
2018 12 20 10 11 30.6 +37 53 11 0.7576 1.5352 123.1 32.5 22.1
...
2018 12 28 10 18 12.9 +42 43 19 0.7264 1.5451 128.7 29.8 21.9
...
2019 01 03 10 20 51.7 +46 33 25 0.7101 1.5519 132.2 28.0 21.9
2019 01 04 10 21 04.0 +47 12 15 0.7080 1.5530 132.7 27.7 21.8
2019 01 05 10 21 11.9 +47 51 08 0.7061 1.5541 133.1 27.5 21.8
...
2019 01 11 10 20 18.6 +51 42 45 0.6989 1.5601 135.4 26.3 21.8
...
2019 01 19 10 14 05.5 +56 34 02 0.7002 1.5673 136.4 25.6 21.8
...
2019 02 03 09 45 25.3 +63 32 41 0.7339 1.5780 132.7 27.3 21.9
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-A44
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