[Iaude] MPEC U147: 2023 UA3 [a=2.36,e=0.74,i=29.8,H=20.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Oct 20 16:01:03 EDT 2023


M.P.E.C. 2023-U147                             Issued 2023 October 20, 19:59 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 UA3                                    


Observations:
     K23U03A* C2023 10 16.10477116 50 52.613+12 10 46.27         21.96GVEU147V00
     K23U03A  C2023 10 16.11027716 50 52.667+12 10 42.60         21.65GVEU147V00
     K23U03A  C2023 10 16.11578116 50 52.710+12 10 38.89         22.09GVEU147V00
     K23U03A  C2023 10 16.12128216 50 52.746+12 10 34.54         21.62GVEU147V00
     K23U03A mC2023 10 16.12782716 50 52.789+12 10 29.64         22.03GVEU147V00
     K23U03A mC2023 10 16.12970216 50 52.840+12 10 28.42         21.57GVEU147V00
     K23U03A mC2023 10 16.13128616 50 52.822+12 10 27.41         21.22GVEU147V00
     K23U03A mC2023 10 16.13316116 50 52.847+12 10 26.00         21.71GVEU147V00
     K23U03A KC2023 10 17.09584 16 51 01.85 +11 58 51.2                oEU147291
     K23U03A KC2023 10 17.11029 16 51 01.89 +11 58 40.1          22.0 RoEU147291
     K23U03A KC2023 10 18.10132 16 51 08.09 +11 46 05.3          21.2 RVEU147291
     K23U03A KC2023 10 18.11432 16 51 08.11 +11 45 54.7          21.3 RVEU147291
     K23U03A KC2023 10 20.08275 16 51 09.67 +11 18 39.1          21.5 RVEU147691
     K23U03A KC2023 10 20.09548 16 51 09.60 +11 18 27.4          22.0 RVEU147691
     K23U03A KC2023 10 20.10820 16 51 09.52 +11 18 16.1          21.2 RVEU147691

Observer details:
291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer M. J. Brucker.  0.9-m
    f/3 reflector + CCD.
V00 Kitt Peak-Bok.  Observer H. Groeller.  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.

Orbital elements:
2023 UA3                                                 Earth MOID = 0.3665 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 342.25849              (2000.0)            P               Q                  
n   0.27268539     Peri.  171.77549     +0.58749800     -0.68243830             
a   2.3552019      Node   241.06407     +0.71130376     +0.69175191             
e   0.7400753      Incl.   29.79635     +0.38586664     -0.23612976             
P   3.61           H   20.32          G   0.15           U   9                  
Residuals in seconds of arc
231016 V00  0.1+  0.1-    231016 V00  0.3+  0.1-    231018 291  0.3+  0.5+
231016 V00  0.2+  0.2+    231016 V00  0.2-  0.0     231018 291  0.1+  0.2+
231016 V00  0.1+  0.4+    231016 V00  0.1-  0.0     231020 691  0.1-  0.2+
231016 V00  0.0   0.0     231017 291  0.2+  0.0     231020 691  0.0   0.2-
231016 V00  0.2-  0.2-    231017 291  0.3-  0.2-    231020 691  0.1-  0.1-

Ephemeris:
2023 UA3                 a,e,i = 2.36, 0.74, 30                  q = 0.6122
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 20    16 42 48.9 +15 42 25   0.9147  1.1595    74.2    56.5    22.5
...
2023 10 05    16 47 18.5 +13 55 40   0.8243  0.9749    63.7    66.9    22.2
...
2023 10 13    16 50 08.9 +12 44 42   0.7542  0.8784    58.2    74.9    22.0
...
2023 10 19    16 51 11.3 +11 34 08   0.6912  0.8093    53.7    82.8    22.0
2023 10 20    16 51 10.5 +11 19 58   0.6799  0.7983    52.9    84.3    21.9
2023 10 21    16 51 05.4 +11 04 53   0.6684  0.7873    52.1    85.9    21.9
...
2023 10 27    16 48 29.1 +09 08 29   0.5954  0.7258    46.4    97.1    22.0
...
2023 11 04    16 35 49.8 +04 34 02   0.4943  0.6594    36.0   117.9    22.6
...
2023 11 19    15 21 20.6 -15 57 50   0.3772  0.6133     4.6   172.5

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U147




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