[Iaude] MPEC U119: 2023 UB2 [a=1.48,e=0.30,i=14.0,H=25.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Oct 19 16:08:24 EDT 2023


M.P.E.C. 2023-U119                             Issued 2023 October 19, 20:06 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 UB2                                    


Observations:
     K23U02B* C2023 10 17.33656501 33 30.928+17 13 16.50         22.31GVEU119V00
     K23U02B  C2023 10 17.34268701 33 29.603+17 13 44.90         21.50GVEU119V00
     K23U02B  C2023 10 17.34880001 33 28.307+17 14 13.20         22.66GVEU119V00
     K23U02B mC2023 10 17.37542801 33 22.673+17 16 15.49         22.65GVEU119V00
     K23U02B mC2023 10 17.37821701 33 22.122+17 16 27.88         22.86GVEU119V00
     K23U02B mC2023 10 17.38100801 33 21.524+17 16 40.94               VEU119V00
     K23U02B mC2023 10 17.38379801 33 20.956+17 16 53.47         22.00GVEU119V00
     K23U02B  C2023 10 18.32868 01 30 26.00 +18 27 32.5          22.5 GVEU119V00
     K23U02B  C2023 10 18.33175 01 30 25.39 +18 27 46.1          22.4 GVEU119V00
     K23U02B  C2023 10 18.33482 01 30 24.75 +18 27 59.2          22.3 GVEU119V00
     K23U02B  C2023 10 18.33787 01 30 24.12 +18 28 12.5          22.5 GVEU119V00
     K23U02B KC2023 10 19.27864 01 27 37.14 +19 34 19.7                oEU119291
     K23U02B KC2023 10 19.29317 01 27 34.30 +19 35 19.9          22.2 RoEU119291

Observer details:
291 LPL/Spacewatch II.  Observer M. T. Read.  1.8-m f/2.7 reflector + 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, 2.25-m
    reflector + mosaic CCD.

Orbital elements:
2023 UB2                                                 Earth MOID = 0.1002 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Alexandersen            
M  11.13116              (2000.0)            P               Q                  
n   0.54929466     Peri.  309.05535     +0.85306146     +0.51499107             
a   1.4766100      Node    20.38074     -0.37219972     +0.71346404             
e   0.3018155      Incl.   13.97191     -0.36572327     +0.47513499             
P   1.79           H   25.94          G   0.15           U   9                  
Residuals in seconds of arc
231017 V00  0.0   0.6-    231017 V00  0.2-  0.4-    231018 V00  0.1-  0.1+
231017 V00  0.3-  0.5-    231017 V00  0.0   0.7-    231019 291  0.2-  0.5-
231017 V00  0.4-  0.3-    231018 V00  0.0   0.1-    231019 291  0.0   0.2+
231017 V00  0.5-  0.3-    231018 V00  0.2+  0.2+
231017 V00  0.0   0.7-    231018 V00  0.0   0.0

Ephemeris:
2023 UB2                 a,e,i = 1.48, 0.30, 14                  q = 1.0309
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 19    03 41 20.4 -40 24 31   0.1196  1.0591   114.0    60.1    23.6
...
2023 10 04    02 26 22.0 -07 28 09   0.1101  1.0977   150.5    26.7    22.6
...
2023 10 12    01 52 16.8 +09 08 12   0.1275  1.1236   168.5    10.2    22.4
...
2023 10 18    01 31 27.2 +18 03 38   0.1498  1.1449   171.2     7.6    22.7
2023 10 19    01 28 26.0 +19 15 19   0.1542  1.1486   170.4     8.3    22.8
2023 10 20    01 25 32.8 +20 22 28   0.1587  1.1523   169.3     9.2    22.9
...
2023 10 26    01 10 59.6 +25 42 25   0.1887  1.1755   162.3    14.9    23.5
...
2023 11 03    00 58 28.8 +30 04 29   0.2353  1.2080   154.0    21.1    24.2
...
2023 11 18    00 52 17.2 +33 44 33   0.3388  1.2725   141.9    28.7    25.4

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U119




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