[Iaude] MPEC U173: 2023 UU3 [a=1.82,e=0.57,i=13.0,H=20.7]

Sat Oct 21 13:35:58 EDT 2023

M.P.E.C. 2023-U173                             Issued 2023 October 21, 17:32 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 UU3                                    


Observations:
     K23U03U*1C2023 10 19.22098703 01 12.720+56 53 39.55         21.07GVEU173G96
     K23U03U 1C2023 10 19.22703503 01 11.183+56 53 32.78         21.54GVEU173G96
     K23U03U 1C2023 10 19.23428003 01 09.433+56 53 24.65         20.99GVEU173G96
     K23U03U  C2023 10 19.28253803 00 57.352+56 52 29.52         20.8 GVEU173H01
     K23U03U  C2023 10 19.28578503 00 56.559+56 52 25.80         20.9 GVEU173H01
     K23U03U  C2023 10 19.29616903 00 53.958+56 52 13.69         20.9 GVEU173H01
     K23U03U  C2023 10 19.30311403 00 52.236+56 52 05.64         20.7 GVEU173H01
     K23U03U !C2023 10 19.36442 03 00 37.27 +56 50 53.3          21.2 RVEU173673
     K23U03U !C2023 10 19.37792 03 00 33.92 +56 50 37.2                VEU173673
     K23U03U KC2023 10 20.21536702 57 17.669+56 33 36.58         20.77GVEU173I52
     K23U03U KC2023 10 20.21800402 57 17.050+56 33 32.83         20.99GVEU173I52
     K23U03U KC2023 10 20.22063302 57 16.409+56 33 29.81         21.16GVEU173I52
     K23U03U KC2023 10 20.22327002 57 15.829+56 33 26.75         21.24GVEU173I52
     K23U03U  C2023 10 20.32331102 56 51.662+56 31 25.17         21.3 GVEU173654
     K23U03U  C2023 10 20.33415602 56 48.995+56 31 11.99         21.3 GVEU173654
     K23U03U !C2023 10 20.33890 02 56 47.84 +56 31 06.0          21.2 RVEU173673
     K23U03U !C2023 10 20.34902 02 56 45.34 +56 30 53.4                VEU173673
     K23U03U  C2023 10 21.30033602 53 06.471+56 10 40.60         21.1 GVEU173654
     K23U03U  C2023 10 21.31245702 53 03.582+56 10 25.14         21.1 GVEU173654

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.
673 Table Mountain Observatory, Wrightwood.  Observer J. Pittichova.  1.0-m
    f/15 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.  1.5-m reflector + 10K 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 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 UU3                                                 Earth MOID = 0.1837 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  20.53577              (2000.0)            P               Q                  
n   0.40234527     Peri.  352.30112     +0.40337137     +0.89452852             
a   1.8172030      Node   301.30358     -0.82705735     +0.26634361             
e   0.5745240      Incl.   13.03002     -0.39149416     +0.35899834             
P   2.45           H   20.76          G   0.15           U   9                  
Residuals in seconds of arc
231019 G96  0.1+  0.0     231019 673  0.0   0.0     231020 654  0.1-  0.1+
231019 G96  0.3-  0.0     231019 673  0.1+  0.1-    231020 673  0.1-  0.1-
231019 G96  0.0   0.0     231020 I52  0.2-  0.4+    231020 673  0.3-  0.2-
231019 H01  0.0   0.1-    231020 I52  0.1-  0.2-    231021 654  0.0   0.0
231019 H01  0.1+  0.1-    231020 I52  0.1-  0.1-    231021 654  0.0   0.0
231019 H01  0.0   0.2-    231020 I52  0.4+  0.1-
231019 H01  0.0   0.2-    231020 654  0.1+  0.1-

Ephemeris:
2023 UU3                 a,e,i = 1.82, 0.57, 13                  q = 0.7732
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 21    04 56 59.7 +59 16 22   0.4104  1.1234    95.9    62.8    21.3
...
2023 10 06    03 57 42.8 +59 38 57   0.4568  1.2574   114.1    46.6    21.3
...
2023 10 14    03 22 52.9 +58 22 01   0.4834  1.3286   123.8    38.6    21.3
...
2023 10 20    02 58 07.0 +56 38 00   0.5069  1.3815   130.8    33.1    21.4
2023 10 21    02 54 14.7 +56 17 04   0.5113  1.3903   131.9    32.2    21.4
2023 10 22    02 50 27.8 +55 55 13   0.5157  1.3990   133.0    31.3    21.4
...
2023 10 28    02 29 55.6 +53 27 05   0.5456  1.4510   139.1    26.6    21.5
...
2023 11 05    02 08 49.2 +49 38 49   0.5951  1.5190   145.3    21.8    21.6
...
2023 11 20    01 47 22.4 +42 19 16   0.7217  1.6421   147.2    19.0    22.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U173