[Iaude] MPEC U134: 2023 UR2 [a=1.51,e=0.37,i=6.0,H=26.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Fri Oct 20 10:01:46 EDT 2023
M.P.E.C. 2023-U134 Issued 2023 October 20, 14:00 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 UR2
Observations:
K23U02R*1C2023 10 19.29772903 53 19.313+26 28 04.26 18.63GVEU134703
K23U02R 1C2023 10 19.30320603 53 18.362+26 25 06.24 18.36GVEU134703
K23U02R 1C2023 10 19.30866803 53 17.365+26 22 09.48 18.58GVEU134703
K23U02R 1C2023 10 19.31413403 53 16.278+26 19 10.49 18.88GVEU134703
K23U02R C2023 10 19.33591803 52 48.14 +26 16 01.6 WEU134X09
K23U02R mC2023 10 19.33632803 53 12.008+26 07 11.10 18.89GVEU134I52
K23U02R mC2023 10 19.33649903 53 11.962+26 07 05.99 18.55GVEU134I52
K23U02R mC2023 10 19.33666903 53 11.915+26 07 00.08 18.72GVEU134I52
K23U02R mC2023 10 19.33684303 53 11.893+26 06 54.58 18.64GVEU134I52
K23U02R C2023 10 19.33944003 52 47.44 +26 14 04.9 WEU134X09
K23U02R C2023 10 19.34481603 53 08.061+26 02 26.27 18.9 GVEU134H01
K23U02R C2023 10 19.34872303 53 07.273+26 00 20.17 18.8 GVEU134H01
K23U02R C2023 10 19.35907303 53 05.167+25 54 46.52 18.7 GVEU134H01
K23U02R C2023 10 19.36868103 53 03.204+25 49 37.67 18.4 GVEU134H01
K23U02R KC2023 10 19.37059 03 52 56.49 +25 47 49.8 18.6 VqEU134734
K23U02R KC2023 10 19.37319 03 52 56.01 +25 46 25.8 18.6 VqEU134734
K23U02R KC2023 10 19.37570 03 52 55.53 +25 45 05.0 18.7 VqEU134734
K23U02R mC2023 10 19.48106203 52 43.525+24 50 41.28 18.56GVEU134I52
K23U02R mC2023 10 19.48123103 52 43.486+24 50 35.92 18.65GVEU134I52
K23U02R mC2023 10 19.48140103 52 43.475+24 50 30.73 18.55GVEU134I52
K23U02R mC2023 10 19.48157903 52 43.439+24 50 25.22 18.61GVEU134I52
K23U02R C2023 10 19.50866203 52 39.518+24 36 32.54 18.64GVEU134V00
K23U02R C2023 10 19.51416503 52 38.726+24 33 39.78 19.32GVEU134V00
K23U02R C2023 10 19.51966703 52 37.988+24 30 53.21 18.71GVEU134V00
K23U02R 1C2023 10 19.84803 03 53 20.36 +21 57 45.1 19.0 GVEU134C40
K23U02R 1C2023 10 19.84893 03 53 20.28 +21 57 22.3 18.7 GVEU134C40
K23U02R 1C2023 10 19.85266 03 53 19.88 +21 55 49.4 18.8 GVEU134C40
K23U02R 1C2023 10 19.85535 03 53 19.55 +21 54 42.5 18.6 GVEU134C40
K23U02R 1C2023 10 19.85721 03 53 19.31 +21 53 56.1 18.5 GVEU134C40
K23U02R 1C2023 10 19.86170 03 53 18.83 +21 52 04.0 19.0 GVEU134C40
K23U02R KB2023 10 19.86810 03 53 21.71 +21 48 57.8 18.6 GXEU134M45
K23U02R KB2023 10 19.87297 03 53 21.28 +21 46 57.6 XEU134M45
K23U02R KB2023 10 19.87784 03 53 20.78 +21 44 57.4 18.5 GXEU134M45
K23U02R 0B2023 10 19.96239103 53 17.203+21 19 15.43 19.4 VZEU134M49
K23U02R 0B2023 10 19.96750003 53 16.294+21 17 13.11 19.3 VZEU134M49
K23U02R 0B2023 10 19.97257603 53 15.388+21 15 11.57 19.8 VZEU134M49
K23U02R KC2023 10 20.25802 03 53 16.65 +19 19 06.2 19.0 VqEU134734
K23U02R KC2023 10 20.26326 03 53 15.96 +19 17 16.7 19.1 VqEU134734
K23U02R KC2023 10 20.26849 03 53 15.25 +19 15 27.2 19.2 VqEU134734
K23U02R KC2023 10 20.29812303 53 15.60 +19 05 29.6 19.5 GXEU134858
K23U02R KC2023 10 20.30260503 53 14.96 +19 03 57.0 19.5 GXEU134858
K23U02R KC2023 10 20.30681503 53 14.34 +19 02 30.5 19.6 GXEU134858
K23U02R KC2023 10 20.41486 03 53 04.579+18 25 09.01 20.2 GVEU134U52
K23U02R KC2023 10 20.41824 03 53 04.063+18 24 01.55 18.3 GVEU134U52
K23U02R KC2023 10 20.42162 03 53 03.509+18 22 53.72 19.1 GVEU134U52
Observer details:
703 Catalina Sky Survey. Observer G. J. Leonard. Measurers 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, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchos. 0.68-m Schmidt + 10K CCD.
734 Farpoint Observatory, Eskridge. Observers D. Cromer, G. Hug, D. Goodin,
R. Valentine. Measurers G. Hug, D. Cromer. 0.69-m f/3.54 reflector +
CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
C40 Kuban State University Astrophysical Observatory. Observers A. Ivanov, A.
Barcov, V. Ivanov, V. Lysenko, N. Yakovenko, N. Ivanova, N. Gorbunov, G.
Kurbatov, P. Shchukin, V. Roshchupko. Measurer A. Ivanov. 0.51-m f/8
reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
Measurers 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, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m
prime focus + CCD.
M45 Starhopper Observatory, Sfantu Gheorghe. Observer F. Ursache. 0.41-m
f/7.5 reflector + CMO.
M49 IAS Remote Observatory, Hakos. Observers D. Husar, M. Junius. Measurer
D. Husar. 0.25-m f/4.5 reflector + CMO.
U52 Shasta Valley Observatory, Grenada. Observers J. E. Rogers, B. Haeusler.
Measurers J. E. Rogers, D. Parrott. 0.30-m f/5.2 0.30-m Helin Telescope +
CCD.
V00 Kitt Peak-Bok. Observer R. A. Mastaler. Measurers M. J. Brucker, C. E.
Woodward, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, H. Groeller, J.
K. Hogan, R. A. Kowalski, S. M. Larson, C. Lejoly, G. J. Leonard, R. A.
Mastaler, R. S. McMillan, D. Rankin, R. L. Seaman, A. Serrano, F. C.
Shelly, K. W. Wierzchos. 2.25-m reflector + 4x4K mosaic CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Orbital elements:
2023 UR2 Earth MOID = 0.0075 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 358.25797 (2000.0) P Q
n 0.53185995 Peri. 139.30998 +0.96931889 +0.24121578
a 1.5087057 Node 206.84283 -0.24380685 +0.91898921
e 0.3732006 Incl. 6.01089 -0.03129059 +0.31188746
P 1.85 H 26.42 G 0.15 U 7
Residuals in seconds of arc
231019 703 0.3- 0.0 231019 734 0.0 0.4- 231019 M45 0.3- 0.4-
231019 703 0.3+ 0.5+ 231019 734 0.2- 0.1- 231019 M45 0.3+ 0.3-
231019 703 0.5+ 1.5+ 231019 I52 0.0 0.0 231019 M45 0.2+ 0.4-
231019 703 0.3- 0.2+ 231019 I52 0.1- 0.1- 231019 M49 0.2+ 0.1+
231019 X09 0.3- 1.3- 231019 I52 0.1+ 0.0 231019 M49 0.2+ 0.0
231019 I52 0.2+ 0.2- 231019 I52 0.0 0.0 231019 M49 0.2+ 0.2-
231019 I52 0.0 0.2+ 231019 V00 0.0 0.4+ 231020 734 0.1- 0.1-
231019 I52 0.2- 0.2- 231019 V00 (0.1- 2.8-) 231020 734 0.0 0.1+
231019 I52 0.0 0.1- 231019 V00 0.0 0.2- 231020 734 0.1- 0.1-
231019 X09 0.3- 0.9- 231019 C40 0.1- 0.0 231020 858 0.0 0.2+
231019 H01 0.0 0.1- 231019 C40 0.1+ 0.4- 231020 858 0.0 0.0
231019 H01 0.0 0.1- 231019 C40 0.3+ 0.1- 231020 858 0.1- 0.2+
231019 H01 0.0 0.1- 231019 C40 0.0 0.1+ 231020 U52 0.7+ 0.5+
231019 H01 0.1+ 0.1- 231019 C40 0.3- 0.1+ 231020 U52 0.2+ 0.4+
231019 734 0.2- 0.3- 231019 C40 0.3+ 0.2- 231020 U52 0.8- 0.2-
Ephemeris:
2023 UR2 a,e,i = 1.51, 0.37, 6 q = 0.9457
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 20 15 43 03.5 +08 48 47 0.1252 0.9465 59.2 114.3 26.2
...
2023 10 05 15 52 30.4 +14 34 08 0.05467 0.9669 51.1 126.4 25.4
...
2023 10 13 15 54 34.6 +33 34 57 0.01844 0.9880 56.6 122.6 22.8
...
2023 10 19 03 52 56.5 +29 28 34 0.01469 1.0079 141.7 37.7 18.8
2023 10 20 03 53 02.9 +20 59 15 0.01873 1.0115 145.4 34.0 19.2
2023 10 21 03 53 02.4 +15 34 55 0.02303 1.0152 147.3 32.0 19.6
...
2023 10 27 03 52 04.2 +03 32 36 0.05070 1.0389 151.6 27.1 21.2
...
2023 11 04 03 49 29.1 -00 18 58 0.08957 1.0743 155.8 22.2 22.4
...
2023 11 19 03 43 38.5 -01 18 47 0.1701 1.1491 159.3 17.7 23.8
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-U134
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