[Iaude] MPEC J224: 2017 GS4 [a=1.72,e=0.57,i=17.2,H=19.68]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Thu May 9 10:15:19 EDT 2024
M.P.E.C. 2024-J224 Issued 2024 May 9, 14:13 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
2017 GS4
Revision to MPEC 2017-G48
Additional Observations:
K17G04S KC2024 05 02.43605617 03 38.560-14 17 56.13 22.7 GVEJ224V06
K17G04S KC2024 05 02.45713917 03 36.646-14 17 59.61 22.7 GVEJ224V06
K17G04S KC2024 05 07.42017216 55 55.128-14 30 55.33 22.22GVEJ224V06
K17G04S KC2024 05 07.42816116 55 54.336-14 30 56.56 22.52GVEJ224V06
K17G04S KC2024 05 07.43611816 55 53.497-14 30 57.78 21.44GVEJ224V06
K17G04S KC2024 05 08.38977016 54 19.865-14 33 29.95 21.97GVEJ224V06
K17G04S KC2024 05 08.39613616 54 19.224-14 33 30.96 22.38GVEJ224V06
K17G04S KC2024 05 08.40250316 54 18.576-14 33 32.11 22.55GVEJ224V06
K17G04S KC2024 05 08.40898316 54 17.917-14 33 33.08 22.12GVEJ224V06
Observer details:
V06 Catalina Sky Survey-Kuiper. Observers D. Rankin, H. Groeller. Measurers
D. Rankin, D. Parrott, T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas,
D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A.
Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman, F. C. Shelly, K. W.
Wierzchos. 1.55-m f/6.3 reflector + CCD, 1.55-m reflector + 1K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240502 V06 0.06+ 0.03+ 240508 V06 0.06+ 0.03+ MPO750185 +0.19 days
Orbital elements:
2017 GS4 Earth MOID = 0.1978 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 70.86491 (2000.0) P Q
n 0.43685487 Peri. 20.12168 -0.10600980 -0.95197973
a 1.7201960 Node 76.82324 +0.86718203 -0.22985410
e 0.5731303 Incl. 17.15686 +0.48657707 +0.20224168
P 2.26 H 19.68 G 0.15 U 2
Residuals in seconds of arc
170401 D29 0.9+ 0.4+ 170403 I52 0.2+ 0.1- 170421 I52 0.3+ 0.3-
170401 D29 0.8+ 0.2+ 170403 I52 0.4+ 0.3+ 170421 I52 0.3+ 0.1-
170401 D29 1.7+ 0.6- 170403 104 0.2+ 0.2- 170423 G96 0.8- 0.0
170402 033 0.4+ 0.2+ 170403 K88 0.8+ 0.8+ 170423 G96 0.5- 0.0
170402 033 0.3+ 0.0 170403 K88 0.3+ 0.1- 170423 G96 0.2- 0.3+
170402 033 0.2+ 0.1+ 170403 104 0.3+ 0.2- 170423 G96 0.4- 0.4-
170402 033 0.2+ 0.1+ 170403 104 0.4+ 0.1+ 170503 G96 0.5+ 0.5+
170402 033 0.8+ 0.4+ 170404 691 0.4+ 0.4+ 170503 G96 0.3+ 0.0
170402 033 0.3+ 0.2+ 170404 291 0.4+ 0.1+ 170503 G96 0.9+ 0.0
170402 033 0.1+ 0.0 170404 691 0.1+ 0.2+ 170503 G96 0.2- 0.3-
170402 K88 0.2+ 0.1+ 170404 291 0.3+ 0.2+ 170503 I52 0.4- 0.2-
170402 K88 0.2+ 0.3+ 170404 291 0.2+ 0.0 170503 I52 0.5- 0.2+
170402 K88 0.1+ 0.1+ 170404 691 0.1+ 0.0 170503 I52 0.2- 0.2-
170402 I93 0.4- 0.0 170406 H45 0.5+ 0.5+ 170503 I52 0.5- 0.1+
170402 I93 0.3+ 0.1+ 170406 H45 0.8+ 0.7+ 240502 V06 0.0 0.0
170403 I93 1.0+ 0.7+ 170406 H45 0.5+ 0.6+ 240502 V06 0.0 0.3-
170403 106 0.6- 0.5- 170406 H45 0.5+ 1.0+ 240507 V06 0.1+ 0.1-
170403 106 0.4- 0.0 170406 H45 0.1+ 0.2+ 240507 V06 0.2+ 0.0
170403 106 0.3+ 0.3+ 170406 H45 0.5+ 0.2+ 240507 V06 0.4- 0.0
170403 118 1.1- 0.8- 170411 705 0.6+ 0.0 240508 V06 0.0 0.2+
170403 118 1.2- 0.3- 170411 705 0.1- 0.1- 240508 V06 0.1+ 0.2+
170403 118 1.5- 0.3- 170411 705 0.0 0.2- 240508 V06 0.1+ 0.0
170403 I52 0.4+ 0.0 170421 I52 0.1+ 0.2- 240508 V06 0.1+ 0.1+
170403 I52 0.2+ 0.2- 170421 I52 0.5+ 0.0
Ephemeris:
2017 GS4 a,e,i = 1.72, 0.57, 17 q = 0.7343
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 09 17 26 47.7 -13 26 41 1.3312 1.9971 117.1 26.5 23.0
...
2024 04 24 17 14 40.8 -13 57 17 1.2556 2.0868 134.4 20.1 22.8
...
2024 05 02 17 04 16.9 -14 16 44 1.2295 2.1319 144.5 15.9 22.6
...
2024 05 08 16 54 58.5 -14 32 22 1.2191 2.1644 152.3 12.5 22.5
2024 05 09 16 53 19.2 -14 35 03 1.2182 2.1697 153.7 11.9 22.5
2024 05 10 16 51 38.4 -14 37 44 1.2176 2.1750 155.0 11.3 22.5
...
2024 05 16 16 41 08.8 -14 54 04 1.2196 2.2061 162.9 7.7 22.4
...
2024 05 24 16 26 35.8 -15 16 08 1.2384 2.2460 172.3 3.5 22.2
...
2024 06 08 16 00 53.0 -15 57 37 1.3250 2.3159 163.4 7.2 22.6
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-J224
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