[Iaude] MPEC V118: 2019 UN1 [a=0.85,e=0.43,i=20.8,H=23.24]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed Nov 8 09:22:46 EST 2023
M.P.E.C. 2023-V118 Issued 2023 November 8, 14:21 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
2019 UN1
Revision to MPEC 2019-U61
Additional Observations:
K19U01N C2023 11 04.31569 05 35 56.38 -03 22 36.3 21.3 GVEV118I52
K19U01N C2023 11 04.31878 05 35 56.21 -03 23 01.9 20.7 GVEV118I52
K19U01N C2023 11 04.32188 05 35 56.02 -03 23 27.3 21.1 GVEV118I52
K19U01N KC2023 11 07.45550905 33 20.070-10 59 53.30 21.33GVEV118I52
K19U01N KC2023 11 07.45804605 33 19.800-11 00 16.80 20.40GVEV118I52
K19U01N KC2023 11 07.46058205 33 19.650-11 00 40.90 21.01GVEV118I52
K19U01N KC2023 11 07.46312005 33 19.440-11 01 04.30 21.17GVEV118I52
Observer details:
I52 Steward Observatory, Mt. Lemmon Station. Observers D. Rankin, H.
Groeller. Measurers B. Gray, D. Rankin, F. C. Shelly, E. C. Beshore, 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, K. W.
Wierzchos. 1.0-m f/2.0 prime focus + CCD, 1.0-m prime focus + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
231104 I52 2.04+ 0.77+ 231107 I52 2.30+ 0.78+ E2023-R06 +0.73 days
Orbital elements:
2019 UN1 Earth MOID = 0.1478 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 172.52310 (2000.0) P Q
n 1.25511605 Peri. 344.87475 -0.92620936 +0.31476743
a 0.8511644 Node 215.70907 -0.29836565 -0.94844218
e 0.4290615 Incl. 20.82502 -0.23046510 -0.03713349
P 0.79 H 23.24 G 0.15 U 3
Residuals in seconds of arc
191019 G96 0.1+ 0.6+ 191020 I52 0.0 0.3- 191030 V06 0.1+ 0.1-
191019 G96 0.3+ 0.0 191020 I52 0.1+ 0.2+ 231104 I52 0.6+ 0.6+
191019 G96 0.3+ 0.1+ 191021 I52 0.1+ 0.4- 231104 I52 0.3+ 0.0
191019 G96 0.1- 0.6- 191021 I52 0.7- 0.7+ 231104 I52 0.1- 0.3-
191019 G96 1.7+ 0.4- 191021 I52 (2.8- 1.6+) 231107 I52 0.2+ 0.2-
191019 G96 0.7- 0.5- 191030 V06 0.2+ 0.2+ 231107 I52 0.8- 0.0
191019 G96 1.5- 0.9+ 191030 V06 0.2+ 0.3- 231107 I52 0.0 0.3-
191020 I52 0.1+ 0.3- 191030 V06 0.1- 0.2+ 231107 I52 0.1- 0.1+
Ephemeris:
2019 UN1 a,e,i = 0.85, 0.43, 21 q = 0.4860
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 10 09 05 25 01.6 +27 34 13 0.3805 1.1991 112.8 50.2 23.4
...
2023 10 24 05 36 46.7 +15 27 23 0.2586 1.1634 125.3 44.3 22.3
...
2023 11 01 05 37 21.3 +03 26 47 0.2038 1.1363 130.8 41.4 21.7
...
2023 11 07 05 33 48.1 -09 48 37 0.1725 1.1123 131.1 42.2 21.3
2023 11 08 05 32 46.0 -12 25 22 0.1684 1.1079 130.6 42.8 21.3
2023 11 09 05 31 34.8 -15 08 41 0.1647 1.1035 129.8 43.6 21.2
...
2023 11 15 05 20 34.4 -33 12 37 0.1518 1.0751 120.8 52.2 21.2
...
2023 11 23 04 49 05.8 -57 07 50 0.1599 1.0322 101.8 69.5 21.8
...
2023 12 08 00 18 43.7 -80 44 36 0.2243 0.9361 70.9 96.0 23.3
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-V118
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