[Iaude] MPEC B102: 2021 PN40 [a=1.95,e=0.34,i=5.5,H=20.84]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Jan 23 09:31:55 EST 2024
M.P.E.C. 2024-B102 Issued 2024 January 23, 14:30 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 PN40
Revision to MPEC 2021-Q61
Additional Observations:
K21P40N C2010 08 18.48792521 53 36.410-11 01 27.15 20.48GVEB102F51
K21P40N C2010 08 18.49963521 53 35.502-11 01 24.61 20.44GVEB102F51
K21P40N C2010 08 18.51202221 53 34.534-11 01 21.83 20.91GVEB102F51
K21P40N C2010 08 31.41332821 37 31.365-10 10 46.98 20.93GVEB102F51
K21P40N C2010 08 31.42437621 37 30.480-10 10 44.08 20.77GVEB102F51
K21P40N C2010 08 31.43815121 37 29.379-10 10 40.41 20.58GVEB102F51
K21P40N C2010 08 31.44979121 37 28.439-10 10 37.42 20.47GVEB102F51
K21P40N C2010 09 02.19785 21 35 22.27 -10 03 01.1 20.8 VrEB102G96
K21P40N C2010 09 02.20415 21 35 21.76 -10 02 59.3 20.8 VrEB102G96
K21P40N C2010 09 02.21048 21 35 21.26 -10 02 57.6 20.4 VrEB102G96
K21P40N C2010 09 02.21682 21 35 20.79 -10 02 55.8 20.8 VrEB102G96
K21P40N C2010 09 05.29034021 31 47.304-09 48 48.65 20.41GVEB102F51
K21P40N C2010 09 05.30191021 31 46.457-09 48 45.53 20.81GVEB102F51
K21P40N C2014 01 24.37790309 30 34.053+16 37 08.69 22.04GVEB102F51
K21P40N C2014 01 24.39106209 30 32.842+16 37 10.36 22.15GVEB102F51
K21P40N C2014 01 24.40426009 30 31.620+16 37 11.81 22.47GVEB102F51
K21P40N C2014 01 24.41747509 30 30.387+16 37 13.50 22.47GVEB102F51
K21P40N C2014 02 23.26762908 50 05.019+17 10 56.07 22.77GVEB102F51
K21P40N C2014 02 23.28017808 50 04.285+17 10 56.03 22.12GVEB102F51
K21P40N C2014 02 23.29274508 50 03.584+17 10 56.02 22.46GVEB102F51
K21P40N C2014 02 23.30541208 50 02.810+17 10 55.92 22.88GVEB102F51
K21P40N C2014 02 26.43326908 47 21.988+17 09 37.70 22.59GVEB102F51
K21P40N C2014 02 26.44628608 47 21.370+17 09 37.34 23.42GVEB102F51
K21P40N C2017 03 19.32582011 38 27.096-03 59 13.26 23.10GVEB102F51
K21P40N C2017 03 19.34983911 38 25.329-03 59 04.60 23.89GVEB102F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. Boattini. Measurers J. D. Ahern, E. C.
Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E.
Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught. 1.5-m reflector +
CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
100818 F51 53.1+ 25.3+ 170319 F51 6.3+ 3.0+ E2022-A23 +0.04 days
Orbital elements:
2021 PN40 Earth MOID = 0.3139 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 247.87765 (2000.0) P Q
n 0.36138814 Peri. 76.48239 +0.80613480 -0.58850881
a 1.9520313 Node 319.52024 +0.49950212 +0.73266228
e 0.3388723 Incl. 5.45177 +0.31724489 +0.34185284
P 2.73 H 20.84 G 0.15 U 0
Residuals in seconds of arc
100818 F51 0.0 0.0 210817 734 0.4- 0.2- 211025 G96 0.0 0.1+
100818 F51 0.1+ 0.0 210817 734 0.2- 0.3- 211025 G96 0.1+ 0.1-
100818 F51 0.0 0.0 210817 734 0.4+ 0.2+ 211030 T08 0.7+ 0.7-
100831 F51 0.0 0.0 210905 F52 0.2- 0.0 211030 T08 0.0 0.1+
100831 F51 0.1+ 0.0 210905 F52 0.0 0.0 211030 T08 0.5- 0.2+
100831 F51 0.1+ 0.1+ 210905 F52 0.0 0.0 211030 T08 0.4- 0.8+
100831 F51 0.0 0.0 210905 F52 0.0 0.0 211030 D29 0.2- 0.3+
100902 G96 0.1+ 0.3- 210910 F52 0.1- 0.0 211030 D29 0.0 0.2-
100902 G96 0.2- 0.1- 210910 F52 0.0 0.1- 211030 D29 0.3+ 0.3-
100902 G96 0.3- 0.0 210910 691 0.0 0.0 211105 I41 0.0 0.0
100902 G96 0.0 0.1+ 210910 691 0.2- 0.1+ 211105 I41 0.2- 0.1+
100905 F51 0.1+ 0.0 210910 691 0.1- 0.1+ 211105 I41 0.2- 0.1-
100905 F51 0.2+ 0.1- 210910 F52 0.1- 0.0 211107 I41 0.2+ 0.3-
140124 F51 0.3- 0.1+ 210928 F52 0.0 0.0 211107 I41 0.1- 0.0
140124 F51 0.1- 0.1+ 210928 F52 0.0 0.1- 211109 I41 0.1+ 0.1-
140124 F51 0.0 0.1- 210928 F52 0.0 0.1- 211109 I41 0.1+ 0.0
140124 F51 0.1+ 0.1- 210928 F52 0.0 0.0 211109 D29 0.6- 0.5-
140223 F51 0.0 0.1+ 211008 703 0.9- 0.1+ 211109 D29 0.4- 0.2-
140223 F51 0.0 0.1+ 211008 703 0.4- 0.5+ 211109 D29 0.1- 0.0
140223 F51 0.5+ 0.2+ 211008 703 0.0 0.2- 211113 D29 0.9- 0.5+
140223 F51 0.0 0.2+ 211008 703 0.6+ 0.1+ 211113 D29 0.5+ 0.4+
140226 F51 0.5- 0.3- 211011 703 0.5+ 0.8+ 211113 D29 0.0 0.5-
140226 F51 0.1+ 0.1- 211011 703 0.7- 0.8- 211128 F52 0.1- 0.0
170319 F51 0.1- 0.3+ 211011 703 0.5- 0.1+ 211128 F52 0.0 0.0
170319 F51 0.6+ 0.2- 211011 703 0.9- 0.1- 211128 F52 0.1+ 0.0
210810 F51 0.0 0.0 211014 F51 0.0 0.0 211212 I52 0.6- 0.0
210810 F51 0.0 0.0 211014 F51 0.0 0.0 211212 I52 0.1+ 0.1-
210810 F51 0.1- 0.0 211014 F51 0.0 0.1- 211212 I52 (0.3- 1.5-)
210810 F51 0.1+ 0.1+ 211014 F51 0.0 0.0 211212 I52 0.4+ 0.6+
210810 F51 0.3+ 0.2+ 211019 F51 0.0 0.0 220104 G96 0.1- 0.2-
210810 F51 0.0 0.1+ 211019 F51 0.0 0.1+ 220104 G96 0.1+ 0.2-
210811 568 0.0 0.0 211019 F51 0.1+ 0.0 220104 G96 0.4+ 0.1-
210811 568 0.0 0.0 211019 F51 0.1+ 0.1+ 220104 G96 0.2- 0.1-
210811 568 0.0 0.0 211025 G96 0.1+ 0.1+
210817 734 0.5- 0.1- 211025 G96 0.0 0.2-
Ephemeris:
2021 PN40 a,e,i = 1.95, 0.34, 5 q = 1.2905
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 12 24 18 38 01.2 -25 23 38 2.9768 2.0053 7.4 3.6 25.1
...
2024 01 08 19 14 35.4 -24 17 51 2.9260 1.9435 2.0 1.0 24.8
...
2024 01 16 19 34 26.7 -23 28 41 2.8900 1.9097 3.9 2.0 24.8
...
2024 01 22 19 49 27.4 -22 45 09 2.8593 1.8840 6.2 3.3 24.8
2024 01 23 19 51 58.0 -22 37 20 2.8538 1.8797 6.6 3.5 24.8
2024 01 24 19 54 28.8 -22 29 22 2.8484 1.8754 7.1 3.7 24.8
...
2024 01 30 20 09 36.2 -21 38 06 2.8138 1.8494 9.5 5.0 24.8
...
2024 02 07 20 29 53.1 -20 20 38 2.7639 1.8145 12.6 6.8 24.9
...
2024 02 22 21 08 11.5 -17 27 22 2.6598 1.7482 18.2 10.2 24.8
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-B102
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