MPEC 2023-Q80 : 2016 WP
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M.P.E.C. 2023-Q80 Issued 2023 August 22, 14:05 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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 WP
Revision to MPEC 2016-W26
Additional Observations:
K16W00P C2023 06 20.56155522 38 39.676+03 41 40.18 22.21GVEQ080F52
K16W00P C2023 06 20.57372122 38 42.367+03 42 06.74 23.19GVEQ080F52
K16W00P 0C2023 08 20.60679004 51 21.156+34 34 27.48 22.80GVEQ080T14
K16W00P 0C2023 08 20.60823304 51 21.679+34 34 26.95 23.06GVEQ080T14
K16W00P 0C2023 08 20.60967604 51 22.197+34 34 26.61 23.58GVEQ080T14
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, P. Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J.
Fairlamb, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer H. Januszewski.
Measurer D. J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels
Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230620 F52 0.42- 0.15- 230820 T14 0.21- 0.16- MPO750185 -0.29 days
Orbital elements:
2016 WP Earth MOID = 0.0507 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 3.47153 (2000.0) P Q
n 0.28703089 Peri. 127.64701 +0.98018694 -0.16951921
a 2.2760596 Node 242.32408 +0.12469155 +0.92998410
e 0.5748374 Incl. 6.64343 +0.15390120 +0.32617912
P 3.43 H 21.91 G 0.15 U 0
Residuals in seconds of arc
161113 F51 0.3- 0.1- 161123 291 0.2- 0.2+ 161205 G45 0.0 0.2+
161113 F51 0.2+ 0.1+ 161123 F51 0.1+ 0.1+ 161205 G45 0.2- 0.4+
161118 F51 0.1- 0.0 161123 F51 0.0 0.2+ 161205 G96 0.2- 0.1-
161118 F51 0.3- 0.1+ 161123 246 0.1+ 0.4+ 161205 691 0.3- 0.2-
161118 F51 0.1+ 0.0 161123 246 0.1+ 0.1+ 161205 G96 0.1- 0.3+
161118 F51 0.2- 0.1+ 161123 246 0.0 0.6- 161205 G96 0.3- 0.2+
161118 F51 0.5- 0.0 161125 G96 0.1- 0.2+ 161205 G96 0.0 0.0
161118 F51 0.0 0.1+ 161125 G96 0.1- 0.1+ 161205 691 0.7- 0.5-
161118 F51 0.5- 0.0 161125 G96 0.2+ 0.3+ 161205 691 0.2- 0.1-
161119 H01 0.1+ 0.1+ 161125 G96 0.2+ 0.2+ 161206 691 0.1- 0.0
161119 H01 0.1+ 0.0 161126 G96 0.0 0.2+ 161206 691 0.4- 0.0
161119 H01 0.1+ 0.0 161126 G96 0.1+ 0.3+ 161206 691 1.1- 0.1-
161119 926 0.2+ 0.1+ 161126 G96 0.1+ 0.2+ 161215 705 0.7+ 0.1+
161119 926 0.2+ 0.0 161126 G96 0.5+ 0.0 161215 705 0.0 0.0
161119 926 0.1- 0.1+ 161126 I52 0.5- 0.3+ 161215 705 0.2+ 0.2+
161119 H01 0.1+ 0.0 161126 I52 0.4- 0.0 161218 291 0.2+ 0.3-
161119 705 (1.0+ 0.4+) 161126 I52 0.5+ 0.2- 161218 291 0.2+ 0.2+
161119 705 0.4- 0.3- 161128 807 0.0 0.1- 161218 291 0.4+ 0.3-
161119 705 0.0 0.3+ 161128 807 0.1+ 0.0 161225 H21 0.3+ 1.2+
161120 291 0.2+ 0.1- 161128 807 0.0 0.1- 161225 H21 0.6+ 0.7+
161120 291 0.1+ 0.0 161129 204 0.1- 0.2+ 161225 H21 0.7+ 0.4+
161120 291 0.4+ 0.1- 161129 204 0.0 0.0 161225 F51 0.0 0.2-
161121 H36 0.7+ 0.3+ 161129 204 0.2- 0.0 161225 F51 0.0 0.2-
161121 H36 0.0 0.3+ 161130 807 0.2+ 0.2- 161225 F51 0.2+ 0.2-
161121 H36 0.2- 0.6- 161130 807 0.3+ 0.1- 161225 F51 0.1+ 0.3-
161121 H21 0.1+ 0.1- 161130 291 0.5- 0.1- 170117 695 0.3+ 0.3-
161121 H21 0.1+ 0.0 161130 291 0.1- 0.0 170117 695 0.2+ 0.1-
161121 H21 0.4+ 0.4- 161130 291 0.1+ 0.2- 170117 695 0.4+ 0.1-
161123 I52 0.4- 0.2+ 161204 807 0.1- 0.3- 230620 F52 0.1- 0.2+
161123 I52 0.4- 0.2- 161204 807 0.1- 0.2- 230620 F52 0.0 0.4-
161123 I52 0.3- 0.1- 161204 807 0.2- 0.1- 230820 T14 0.0 0.0
161123 I52 0.4- 0.0 161205 G45 0.5- 0.1+ 230820 T14 0.0 0.1-
161123 291 0.1+ 0.0 161205 G45 0.1- 0.2+ 230820 T14 0.0 0.0
161123 291 0.1+ 0.2- 161205 G45 0.1- 0.1-
Ephemeris:
2016 WP a,e,i = 2.28, 0.57, 7 q = 0.9677
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 07 23 01 29 53.2 +27 11 46 0.4403 1.0979 88.7 67.7 22.7
...
2023 08 07 03 19 11.7 +33 53 45 0.4525 1.0216 78.1 76.3 22.9
...
2023 08 15 04 15 23.6 +34 49 27 0.4782 0.9931 73.9 78.5 23.0
...
2023 08 21 04 53 43.7 +34 32 02 0.5034 0.9784 71.7 79.1 23.1
2023 08 22 04 59 44.7 +34 25 15 0.5080 0.9765 71.4 79.1 23.1
2023 08 23 05 05 39.1 +34 17 31 0.5126 0.9749 71.1 79.0 23.2
...
2023 08 29 05 38 49.3 +33 14 19 0.5420 0.9685 69.9 78.4 23.2
...
2023 09 06 06 17 21.9 +31 18 18 0.5832 0.9700 69.3 76.5 23.3
...
2023 09 21 07 15 01.7 +26 55 55 0.6579 1.0033 70.8 70.9 23.5
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-Q80
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