[Iaude] MPEC U198: 2023 UG5 [a=2.63,e=0.54,i=11.2,H=22.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Oct 22 10:40:58 EDT 2023


M.P.E.C. 2023-U198                             Issued 2023 October 22, 14:39 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 UG5                                    


Observations:
     K23U05G 1C2023 09 23.32137 01 01 57.74 +50 10 02.3          20.8 GVEU198G96
     K23U05G 1C2023 09 23.33336 01 02 00.16 +50 10 10.5          21.1 GVEU198G96
     K23U05G 1C2023 10 04.40271 01 44 42.41 +50 46 47.8          20.5 GVEU198G96
     K23U05G 1C2023 10 04.41303 01 44 44.67 +50 46 44.0          20.8 GVEU198G96
     K23U05G 1C2023 10 04.41820 01 44 45.74 +50 46 42.4          20.4 GVEU198G96
     K23U05G*1C2023 10 20.28054502 42 11.545+45 56 18.24         19.86GVEU198G96
     K23U05G 1C2023 10 20.28576702 42 12.474+45 56 08.56         20.52GVEU198G96
     K23U05G 1C2023 10 20.29619402 42 14.238+45 55 49.80         20.65GVEU198G96
     K23U05G KC2023 10 20.39290602 42 30.398+45 52 50.48         20.87GVEU198I52
     K23U05G KC2023 10 20.39531302 42 30.827+45 52 45.70         21.32GVEU198I52
     K23U05G KC2023 10 20.39771902 42 31.273+45 52 41.05         21.40GVEU198I52
     K23U05G KC2023 10 20.40012302 42 31.633+45 52 36.55         21.32GVEU198I52
     K23U05G KC2023 10 21.19974702 44 59.860+45 27 16.00               VEU198I52
     K23U05G KC2023 10 21.20252702 45 00.340+45 27 11.30         21.16GVEU198I52
     K23U05G KC2023 10 21.20529702 45 00.830+45 27 06.30         20.72GVEU198I52
     K23U05G  C2023 10 21.27569402 45 12.764+45 24 53.59         20.7 GVEU198654
     K23U05G  C2023 10 21.28836502 45 14.863+45 24 29.84         20.7 GVEU198654
     K23U05G KC2023 10 22.19201302 47 55.417+44 54 44.78         22.07GVEU198I52
     K23U05G KC2023 10 22.19894202 47 56.598+44 54 32.87         20.59GVEU198I52
     K23U05G KC2023 10 22.20240702 47 57.131+44 54 25.31         21.47GVEU198I52
     K23U05G KB2023 10 22.23356 02 48 01.53 +44 53 24.2          20.6 rZEU198H36
     K23U05G KC2023 10 22.23534502 48 01.46 +44 53 22.0                uEU198H21
     K23U05G KC2023 10 22.24373302 48 02.81 +44 53 05.2                uEU198H21
     K23U05G KB2023 10 22.24744 02 48 03.79 +44 52 57.4          20.4 rZEU198H36
     K23U05G KC2023 10 22.25072302 48 03.92 +44 52 51.2                uEU198H21
     K23U05G KC2023 10 22.25351902 48 04.34 +44 52 45.5                uEU198H21
     K23U05G KC2023 10 22.30061 02 48 12.19 +44 51 11.7          20.5 VqEU198734
     K23U05G KC2023 10 22.30567 02 48 13.01 +44 51 01.3          21.3 VqEU198734
     K23U05G KC2023 10 22.31055 02 48 13.79 +44 50 51.4          20.9 VqEU198734

Observer details:
654 Table Mountain Observatory, Wrightwood-PHMC.  Observers N. Evans, P. Choi,
    N. Saini, C. Zhai, R. Trahan, M. Shao.  1.0-m Reflector + CCD.
734 Farpoint Observatory, Eskridge.  Observers D. Cromer, G. Hug, D. Goodin,
    R. Valentine.  Measurer D. Cromer.  0.69-m f/3.54 reflector + CCD.
G96 Mt. Lemmon Survey.  Observers K. W. Wierzchos, G. J. Leonard, J. K. Hogan.
    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.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m f/4.8 reflector +
    CMO.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. B. Fazekas.
    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.

Orbital elements:
2023 UG5                                                 Earth MOID = 0.2523 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 354.08847              (2000.0)            P               Q                  
n   0.23082372     Peri.  136.45328     +0.92696629     -0.33191616             
a   2.6319791      Node   243.69146     +0.26790651     +0.91192589             
e   0.5398571      Incl.   11.24648     +0.26260162     +0.24129406             
P   4.27           H   22.17          G   0.15           U   7                  
Residuals in seconds of arc
230923 G96  0.1+  0.1+    231020 I52  0.4+  0.2+    231022 H36  0.1+  0.2-
230923 G96  0.1-  0.1+    231020 I52  0.0   0.2+    231022 H21  0.3-  0.7+
231004 G96  0.3+  0.2-    231021 I52  0.3-  0.4-    231022 H21  0.1-  0.6+
231004 G96  0.1+  0.3-    231021 I52  0.2-  0.0     231022 H36  0.5+  0.3+
231004 G96  0.6-  0.0     231021 I52  0.1+  0.1+    231022 H21  0.2-  0.5+
231020 G96  0.2-  0.3+    231021 654  0.0   0.2+    231022 H21  0.4-  0.4+
231020 G96  0.3+  0.0     231021 654  0.1+  0.2+    231022 734  0.2-  0.7+
231020 G96  0.3+  0.1+    231022 I52  0.1-  0.1-    231022 734  0.0   0.5+
231020 I52  0.3-  0.5+    231022 I52  0.4+  1.2+    231022 734  0.1+  0.5+
231020 I52  0.0   0.2+    231022 I52  0.0   0.3+

Ephemeris:
2023 UG5                 a,e,i = 2.63, 0.54, 11                  q = 1.2111
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 22    00 57 10.0 +49 54 00   0.3198  1.2260   127.7    40.4    21.7
...
2023 10 07    01 54 55.3 +50 27 40   0.2853  1.2112   132.6    37.4    21.4
...
2023 10 15    02 24 46.8 +48 18 17   0.2736  1.2133   137.5    33.7    21.2
...
2023 10 21    02 44 21.7 +45 33 41   0.2687  1.2194   142.3    30.0    21.0
2023 10 22    02 47 19.6 +45 01 11   0.2683  1.2208   143.1    29.3    21.0
2023 10 23    02 50 12.1 +44 27 22   0.2680  1.2223   144.1    28.5    21.0
...
2023 10 29    03 05 31.2 +40 40 35   0.2685  1.2334   150.0    23.7    20.9
...
2023 11 06    03 20 57.0 +34 55 12   0.2768  1.2537   158.9    16.5    20.8
...
2023 11 21    03 38 27.2 +24 10 33   0.3200  1.3072   175.4     3.5    20.6

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U198




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