[Iaude] MPEC B07: 2021 PF10 [a=1.53,e=0.22,i=17.1,H=22.78]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Jan 16 09:17:49 EST 2024
M.P.E.C. 2024-B07 Issued 2024 January 16, 14:16 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 PF10
Revision to MPEC 2021-P169
Additional Observations:
K21P10F ,C2023 12 06.24891 06 13 37.50 -24 21 26.9 22.8 GXEB007807
K21P10F ,C2023 12 06.25734 06 13 36.81 -24 21 23.8 22.6 GXEB007807
K21P10F ,C2023 12 06.26524 06 13 36.15 -24 21 20.7 22.2 GXEB007807
K21P10F 0C2024 01 08.40368705 33 05.854-13 25 44.39 23.81GVEB007T12
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers H. Jeon, D. Kim, C. Lee,
O. Vaduvescu, E. Unda-Sanzana, M. Popescu. Measurers O. Vaduvescu, M.
Predatu, M. Popescu, M. Stanescu, L. Curelaru. 1.6-m f/3.0 reflector +
CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
231206 807 2.5- 1.0- 240108 T12 2.0- 0.3- E2023-QB4 -0.00 days
Orbital elements:
2021 PF10 Earth MOID = 0.2127 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 8.55121 (2000.0) P Q
n 0.52041725 Peri. 209.52311 +0.98864895 -0.07527254
a 1.5307406 Node 153.81478 +0.09316483 +0.98610894
e 0.2151645 Incl. 17.13745 -0.11787102 +0.14806484
P 1.89 H 22.78 G 0.15 U 2
Residuals in seconds of arc
210812 F51 0.0 0.0 210813 654 0.1- 0.0 210829 F51 0.0 0.1+
210812 F51 0.0 0.0 210813 654 0.1+ 0.1- 210907 F52 0.0 0.2+
210812 F51 0.0 0.1+ 210813 F51 0.0 0.0 210907 F52 0.1+ 0.0
210813 L01 0.9+ 0.9- 210813 F51 0.0 0.1+ 210907 F52 0.0 0.0
210813 033 0.2+ 0.0 210813 F51 0.1+ 0.0 210911 F52 0.1- 0.1+
210813 L01 0.7+ 0.6- 210814 F51 0.0 0.0 210911 F52 0.0 0.1-
210813 033 0.1- 0.1- 210814 F51 0.0 0.0 210911 F52 0.0 0.0
210813 L01 1.6+ 1.2- 210814 F51 0.0 0.0 210911 F52 0.0 0.1-
210813 033 0.2- 0.1- 210814 F51 0.2+ 0.0 231206 807 0.2- 0.2-
210813 L01 1.5+ 0.8- 210826 691 0.4- 0.1- 231206 807 0.0 0.2-
210813 807 0.1- 0.0 210826 691 0.4- 0.4- 231206 807 0.0 0.0
210813 807 0.0 0.1- 210826 691 0.5+ 0.4+ 240108 T12 0.0 0.1-
210813 807 0.0 0.2- 210829 F51 0.1- 0.0
210813 654 0.0 0.2- 210829 F51 0.0 0.1-
Ephemeris:
2021 PF10 a,e,i = 1.53, 0.22, 17 q = 1.2014
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 12 17 05 58 50.1 -22 22 18 0.5424 1.4156 134.0 30.0 23.5
...
2024 01 01 05 39 44.5 -16 54 49 0.5783 1.4614 137.2 27.2 23.6
...
2024 01 09 05 32 40.5 -13 07 59 0.6105 1.4859 136.3 27.2 23.8
...
2024 01 15 05 29 20.1 -10 06 40 0.6411 1.5041 134.5 27.8 23.9
2024 01 16 05 28 57.2 -09 36 04 0.6468 1.5072 134.1 27.9 24.0
2024 01 17 05 28 37.2 -09 05 26 0.6526 1.5102 133.7 28.1 24.0
...
2024 01 23 05 27 40.1 -06 02 33 0.6904 1.5283 130.9 29.1 24.2
...
2024 01 31 05 29 02.6 -02 06 52 0.7486 1.5520 126.5 30.7 24.4
...
2024 02 15 05 38 49.2 +04 28 06 0.8795 1.5953 117.3 33.4 24.9
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-B07
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