[Iaude] MPEC S158: 2023 SD4 [a=2.17,e=0.44,i=4.8,H=24.2]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Sep 22 14:02:49 EDT 2023
M.P.E.C. 2023-S158 Issued 2023 September 22, 18:00 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
2023 SD4
Observations:
K23S04D*1C2023 09 19.27874900 22 41.981+03 48 34.92 21.65GVES158G96
K23S04D 1C2023 09 19.28395000 22 42.481+03 48 30.71 22.40GVES158G96
K23S04D 1C2023 09 19.28914600 22 43.079+03 48 26.60 21.10GVES158G96
K23S04D 1C2023 09 19.29434900 22 43.676+03 48 22.97 21.54GVES158G96
K23S04D KC2023 09 19.38896800 22 54.181+03 47 11.72 21.48GVES158I52
K23S04D KC2023 09 19.39439400 22 54.754+03 47 07.04 21.75GVES158I52
K23S04D KC2023 09 19.39980100 22 55.369+03 47 03.70 21.99GVES158I52
K23S04D KC2023 09 19.40521700 22 55.978+03 46 59.05 21.57GVES158I52
K23S04D KC2023 09 20.23982800 24 41.965+03 36 27.32 21.73GVES158V06
K23S04D KC2023 09 20.24179400 24 42.170+03 36 25.78 21.72GVES158V06
K23S04D KC2023 09 20.24375800 24 42.397+03 36 24.12 22.23GVES158V06
K23S04D KC2023 09 20.24572300 24 42.595+03 36 22.93 21.84GVES158V06
K23S04D KC2023 09 21.24528800 26 46.381+03 23 32.06 22.07GVES158I52
K23S04D KC2023 09 21.25071200 26 46.943+03 23 28.75 21.02GVES158I52
K23S04D KC2023 09 21.25612300 26 47.587+03 23 23.89 21.61GVES158I52
Observer details:
G96 Mt. Lemmon Survey. Observer J. K. Hogan. Measurers E. J. Christensen, 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, D. Rankin, R. L.
Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer K. W. Wierzchos.
Measurers E. J. Christensen, 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, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
K. W. Wierzchos. 1.0-m prime focus + CCD.
V06 Catalina Sky Survey-Kuiper. Observer K. W. Wierzchos. Measurers E. J.
Christensen, 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, D.
Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.55-m
reflector + 1K CCD.
Orbital elements:
2023 SD4 Earth MOID = 0.2204 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Bell
M 355.78008 (2000.0) P Q
n 0.30903457 Peri. 183.71310 +0.99734936 -0.07275847
a 2.1666961 Node 180.46098 +0.06873758 +0.94520212
e 0.4354457 Incl. 4.82684 +0.02386205 +0.31827529
P 3.19 H 24.21 G 0.15 U 9
Residuals in seconds of arc
230919 G96 0.7+ 0.4+ 230919 I52 0.2- 0.8- 230920 V06 0.0 0.5-
230919 G96 0.5- 0.0 230919 I52 0.1- 0.0 230920 V06 0.3- 0.2-
230919 G96 0.2- 0.2- 230919 I52 0.0 0.6- 230921 I52 0.2+ 0.2-
230919 G96 0.1+ 0.0 230920 V06 0.2+ 0.2- 230921 I52 0.4- 0.7+
230919 I52 0.3+ 0.2- 230920 V06 0.1- 0.3- 230921 I52 0.3+ 0.0
Ephemeris:
2023 SD4 a,e,i = 2.17, 0.44, 5 q = 1.2232
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 23 23 26 13.4 +06 31 39 0.2864 1.2731 152.9 21.2 23.1
...
2023 09 07 23 56 50.5 +05 51 23 0.2420 1.2397 161.3 15.1 22.4
...
2023 09 15 00 13 43.8 +04 39 11 0.2285 1.2290 166.3 11.2 22.1
...
2023 09 21 00 26 14.9 +03 27 03 0.2231 1.2246 170.0 8.2 22.0
2023 09 22 00 28 18.2 +03 14 01 0.2226 1.2241 170.6 7.7 21.9
2023 09 23 00 30 20.8 +03 00 49 0.2222 1.2238 171.2 7.2 21.9
...
2023 09 29 00 42 18.0 +01 39 35 0.2224 1.2235 174.3 4.7 21.8
...
2023 10 07 00 57 04.6 -00 04 25 0.2290 1.2278 174.3 4.6 21.9
...
2023 10 22 01 20 30.6 -02 16 52 0.2613 1.2503 165.7 11.3 22.5
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-S158
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