[Iaude] MPEC A53: 2002 AS4 [a=1.24,e=0.79,i=26.3,H=22.24]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Jan 5 12:41:34 EST 2024
M.P.E.C. 2024-A53 Issued 2024 January 5, 17:38 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
2002 AS4
Revision to MPEC 2002-A52
Additional Observations:
K02A04S C2024 01 02.31773809 24 47.472+20 53 55.39 18.66oVEA053W68
K02A04S C2024 01 02.32146109 24 39.893+20 53 49.34 18.10oVEA053W68
K02A04S C2024 01 02.32876309 24 24.794+20 53 35.88 18.57oVEA053W68
K02A04S C2024 01 02.34023009 24 00.946+20 53 17.05 18.51oVEA053W68
K02A04S KV2024 01 02.55327 09 16 57.80 +20 45 13.0 18.7 VqEA053247
K02A04S v2024 01 02.55327 1 136.4955 +35.3948 105 EA053247
K02A04S KV2024 01 02.55568 09 16 52.93 +20 45 08.8 18.4 VqEA053247
K02A04S v2024 01 02.55568 1 136.4955 +35.3948 105 EA053247
K02A04S KV2024 01 02.55809 09 16 48.10 +20 45 04.1 18.3 VqEA053247
K02A04S v2024 01 02.55809 1 136.4955 +35.3948 105 EA053247
K02A04S C2024 01 03.60768008 44 28.962+20 02 44.43 18.64GVEA053F52
K02A04S KC2024 01 03.84495 08 38 00.20 +19 50 44.5 19.0 VZEA053M63
K02A04S KC2024 01 03.85115 08 37 50.01 +19 50 27.1 19.0 VZEA053M63
K02A04S KB2024 01 03.89309708 36 41.75 +19 48 16.6 18.2 GXEA053958
K02A04S KB2024 01 03.89719408 36 35.05 +19 48 04.4 18.4 GXEA053958
K02A04S KB2024 01 03.90128208 36 28.39 +19 47 52.9 18.2 GXEA053958
K02A04S KC2024 01 04.00932108 33 32.41 +19 42 35.1 18.9 GVEA053203
K02A04S KC2024 01 04.02321408 33 10.05 +19 41 53.4 19.1 GVEA053203
K02A04S KC2024 01 04.03637308 32 48.90 +19 41 13.5 VEA053203
K02A04S C2024 01 04.51507 08 20 44.28 +19 16 25.4 18.1 RmEA053P93
K02A04S C2024 01 04.51957 08 20 37.67 +19 16 11.7 18.1 RmEA053P93
K02A04S C2024 01 04.52249 08 20 33.38 +19 16 02.7 18.1 RmEA053P93
K02A04S KC2024 01 04.64915808 17 27.86 +19 09 27.7 18.8 GVEA053900
K02A04S KC2024 01 04.65897108 17 13.59 +19 08 56.4 18.8 GVEA053900
K02A04S KC2024 01 04.66878308 16 59.38 +19 08 25.6 VEA053900
K02A04S KB2024 01 04.74707208 15 12.264+19 04 18.41 18.1 GVEA053M44
K02A04S KB2024 01 04.74989608 15 08.316+19 04 09.45 18.8 GVEA053M44
K02A04S KB2024 01 04.75285908 15 04.083+19 03 59.86 18.2 GVEA053M44
K02A04S KC2024 01 05.27434008 03 22.35 +18 35 46.7 18.5 GVEA053H21
K02A04S KC2024 01 05.27720508 03 18.60 +18 35 37.2 18.5 GVEA053H21
K02A04S KC2024 01 05.28580508 03 07.43 +18 35 09.6 18.9 GVEA053H21
K02A04S KB2024 01 05.55503 07 57 33.97 +18 20 40.6 19.2 VqEA053Q06
K02A04S KB2024 01 05.55916 07 57 28.88 +18 20 27.6 19.6 VqEA053Q06
K02A04S KB2024 01 05.56329 07 57 23.82 +18 20 14.4 18.8 VqEA053Q06
Observer details:
203 GiaGa Observatory. Observers S. Foglia, G. Galli. Measurer G. Galli.
0.36-m f/5.76 Schmidt-Cassegrain + CCD.
247 Roving Observer. Observer H. Watanabe. 0.35-m f/1.9 Schmidt-Cassegrain +
CMO.
900 Moriyama. Observer Y. Ikari. 0.26-m f/7.0 reflector + CCD.
958 Observatoire de Dax. Observer P. Dupouy. 0.50-m f/4.5 Reflector + CMO.
F52 Pan-STARRS 2, 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.81-m f/4.0 astrograph + CCD.
M44 Al-Khatim Observatory, Abu Dhabi. Observer M. Odeh. 0.36-m f/7.7 SC +
CMO.
M63 RPF Observatory, Gagliano del Capo. Observer D. Licchelli. 0.30-m f/5.3
reflector + CCD.
P93 Space Tracking and Communications Center, JAXA. Observers S. Okumura, T.
Fujiwara. 1.0-m f/3.0 reflector + CCD.
Q06 Tarui Observatory, Tarui. Observer H. Watanabe. 0.35-m f/1.9 Schmidt-
Cassegrain + CMO.
W68 ATLAS Chile, Rio Hurtado. Observers L. Denneau, R. Siverd, J. Tonry, H.
Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence,
J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
240102 W68 14- 35- 240105 Q06 34- 33- MPO734001 -175 days
Orbital elements:
2002 AS4 Earth MOID = 0.0354 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Bell
M 315.55317 (2000.0) P Q
n 0.71733544 Peri. 42.68259 +0.78108194 +0.45555435
a 1.2359129 Node 285.38790 -0.62175425 +0.63063044
e 0.7936530 Incl. 26.29161 +0.05772913 +0.62831161
P 1.37 H 22.24 G 0.15 U 1
Residuals in seconds of arc
020108 704 0.2- 0.8+ 020110 046 0.4- 1.1- 240104 203 0.4+ 0.0
020108 704 0.2- 0.6+ 020113 413 0.5- 0.3+ 240104 P93 0.2- 0.2-
020108 704 0.3- 1.3+ 240102 W68 2.2- 0.0 240104 P93 0.0 0.1-
020108 704 0.7- 0.5+ 240102 W68 0.0 0.2+ 240104 P93 0.1+ 0.1-
020108 704 0.6- 1.3+ 240102 W68 0.8+ 0.9- 240104 900 0.1+ 0.1-
020109 704 1.5- 0.3+ 240102 W68 0.1- 0.2- 240104 900 0.3- 0.2-
020109 704 1.0- 0.2+ 240102 247 0.8+ 0.6+ 240104 900 0.1- 0.3+
020109 704 1.0- 0.1- 240102 247 0.1+ 0.8+ 240104 M44 0.7- 0.2+
020109 704 1.9- 0.8+ 240102 247 0.0 0.4+ 240104 M44 0.2+ 0.0
020109 704 0.9- 0.0 240103 F52 0.1+ 0.1+ 240104 M44 0.3- 0.4-
020109 704 0.7- 0.3+ 240103 M63 1.0- 0.7+ 240105 H21 0.2+ 0.2+
020109 704 0.4- 0.0 240103 M63 0.8- 0.9+ 240105 H21 0.1- 0.1-
020109 704 0.7- 0.5+ 240103 958 0.3+ 0.3+ 240105 H21 0.1+ 0.1+
020109 704 0.6- 0.0 240103 958 0.0 0.1- 240105 Q06 0.5- 0.1+
020109 704 0.5+ 1.7- 240103 958 0.1+ 0.2+ 240105 Q06 0.2- 0.2+
020110 046 0.5+ 0.1+ 240104 203 0.3- 0.1- 240105 Q06 0.4+ 0.0
020110 046 1.6+ 0.4- 240104 203 0.2+ 0.1+
Ephemeris:
2002 AS4 a,e,i = 1.24, 0.79, 26 q = 0.2550
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 12 06 16 15 48.8 -02 37 15 0.4083 0.6225 21.2 145.1 26.8
...
2023 12 21 14 58 26.5 +06 04 04 0.1786 0.8849 51.9 119.0 23.0
...
2023 12 29 12 10 10.7 +18 09 43 0.09925 1.0074 101.2 73.2 19.8
...
2024 01 04 08 33 47.7 +19 43 39 0.1177 1.0925 156.9 20.7 18.8
2024 01 05 08 09 22.5 +18 51 01 0.1277 1.1062 163.3 14.8 18.8
2024 01 06 07 48 51.5 +17 57 21 0.1388 1.1197 168.6 10.0 18.8
...
2024 01 12 06 38 03.1 +13 51 18 0.2205 1.1981 165.2 12.1 20.1
...
2024 01 20 06 03 08.3 +11 22 25 0.3476 1.2954 149.4 22.7 21.6
...
2024 02 04 05 45 57.7 +10 04 46 0.6096 1.4587 130.8 30.8 23.3
M. P. C. Staff (C) Copyright 2024 MPC M.P.E.C. 2024-A53
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