[Iaude] MPEC T253: 2020 XS [a=1.29,e=0.38,i=51.4,H=21.18]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun Oct 15 10:16:27 EDT 2023
M.P.E.C. 2023-T253 Issued 2023 October 15, 14:15 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
2020 XS
Revision to MPEC 2020-X37
Additional Observations:
K20X00S 1C2017 12 14.13334 00 37 35.20 +21 17 31.5 VET253G96
K20X00S 1C2017 12 14.13900 00 37 36.60 +21 17 05.4 VET253G96
K20X00S 1C2017 12 14.14467 00 37 38.10 +21 16 42.0 VET253G96
K20X00S 0C2023 10 13.63113508 24 45.602+49 08 39.72 22.38GVET253T14
K20X00S 0C2023 10 13.63234708 24 45.457+49 08 37.73 22.49GVET253T14
K20X00S 0C2023 10 13.63355808 24 45.305+49 08 35.74 22.29GVET253T14
Observer details:
G96 Mt. Lemmon Survey. Observer D. C. Fuls. Measurers B. Gray, D. Rankin, F.
C. Shelly. 1.5-m reflector + 10K CCD.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer L. Wells. 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
171214 G96 0.16+ 0.05+ 231013 T14 0.06+ 0.11+ MPO740956 -0.10 days
Orbital elements:
2020 XS Earth MOID = 0.0786 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 32.44696 (2000.0) P Q
n 0.66990749 Peri. 61.15404 +0.31050915 +0.62286536
a 1.2935786 Node 246.68580 -0.87721157 +0.47875579
e 0.3838170 Incl. 51.43609 +0.36617473 +0.61873390
P 1.47 H 21.18 G 0.15 U 1
Residuals in seconds of arc
171214 G96 0.7+ 0.7- 201205 H36 0.8+ 0.2- 201214 807 0.2- 0.1-
171214 G96 0.5- 1.1- 201205 H36 0.2+ 0.4- 201214 807 0.6- 0.1-
171214 G96 0.4- 1.1+ 201205 H36 0.5+ 0.1- 201214 V06 0.2- 0.0
201121 G96 0.0 0.9- 201205 691 0.7- 0.4- 201214 V06 0.1+ 0.1+
201121 G96 0.1+ 0.5- 201205 691 1.0- 0.7- 201214 V06 0.0 0.2+
201204 G96 0.3+ 0.3- 201206 I52 0.4+ 0.1- 201214 V06 0.0 0.3+
201204 G96 0.3+ 0.2- 201206 I52 0.2+ 0.0 201217 V06 0.3+ 0.2+
201204 G96 0.3+ 0.1- 201206 I52 0.2- 0.2+ 201217 V06 0.0 0.0
201204 G96 0.0 0.2- 201206 I52 0.9- 1.6+ 201217 V06 0.2- 0.2-
201204 291 0.1- 0.2- 201207 I52 0.1- 0.3+ 201217 V06 0.3+ 0.0
201204 291 0.1+ 0.2- 201207 I52 0.2- 0.4+ 201221 291 0.1- 0.3+
201204 291 0.1+ 0.1- 201207 I52 0.1+ 0.2+ 201221 291 0.3- 0.0
201204 I52 0.1- 0.7+ 201207 I52 0.1- 0.1+ 201221 291 0.5+ 0.6+
201204 I52 0.6+ 0.5+ 201208 F51 0.1+ 0.1+ 201221 V06 0.2+ 0.1-
201205 H21 0.7+ 0.1- 201208 F51 0.1+ 0.2+ 201221 V06 0.1- 0.0
201205 H21 0.9+ 0.1- 201208 F51 0.1- 0.2- 201221 V06 0.1- 0.2+
201205 I52 0.2+ 0.0 201210 807 0.1- 0.3- 201221 V06 0.4+ 0.2+
201205 I52 0.4- 0.1- 201210 807 0.4- 0.1- 231013 T14 0.0 0.2+
201205 I52 0.0 0.7- 201210 807 0.1- 0.1- 231013 T14 0.0 0.2+
201205 I52 0.5+ 0.2- 201214 807 0.2- 0.1- 231013 T14 0.0 0.2+
Ephemeris:
2020 XS a,e,i = 1.29, 0.38, 51 q = 0.7971
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 15 09 07 58.7 +59 48 08 0.8665 0.9800 62.6 65.7 23.1
...
2023 09 30 08 47 06.6 +54 45 24 0.7929 1.0722 72.3 62.9 23.1
...
2023 10 08 08 34 52.7 +51 37 09 0.7376 1.1224 78.9 60.9 22.9
...
2023 10 14 08 24 01.6 +48 58 17 0.6911 1.1600 84.7 58.9 22.8
2023 10 15 08 22 01.4 +48 29 52 0.6830 1.1662 85.7 58.5 22.8
2023 10 16 08 19 57.3 +48 00 48 0.6749 1.1724 86.8 58.1 22.8
...
2023 10 22 08 06 02.0 +44 50 27 0.6254 1.2094 93.7 55.2 22.6
...
2023 10 30 07 42 42.8 +39 38 49 0.5602 1.2578 104.7 49.8 22.3
...
2023 11 14 06 42 24.2 +25 16 57 0.4663 1.3442 131.4 33.5 21.6
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-T253
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