[Iaude] MPEC U149: 2023 UC3 [a=1.86,e=0.41,i=35.4,H=21.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Oct 20 18:15:57 EDT 2023


M.P.E.C. 2023-U149                             Issued 2023 October 20, 22:14 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 UC3                                    


Observations:
     K23U03C  C2023 10 16.41170 05 14 05.97 -13 03 25.4          20.7 GVEU149G96
     K23U03C  C2023 10 16.41687 05 14 06.18 -13 03 10.2          21.9 GVEU149G96
     K23U03C  C2023 10 16.42202 05 14 06.49 -13 02 55.3          21.9 GVEU149G96
     K23U03C  C2023 10 16.42718 05 14 06.79 -13 02 41.0          22.2 GVEU149G96
     K23U03C  C2023 10 18.58406705 16 14.231-11 10 06.08         21.22wXEU149F51
     K23U03C* C2023 10 18.58664505 16 14.352-11 09 57.27         21.06wXEU149F51
     K23U03C  C2023 10 18.59697305 16 14.849-11 09 22.55         21.53wXEU149F51
     K23U03C  C2023 10 18.60472705 16 15.220-11 08 56.26         21.27wXEU149F51
     K23U03C  C2023 10 18.60730005 16 15.336-11 08 47.79         21.11wXEU149F51
     K23U03C  C2023 10 18.61504905 16 15.709-11 08 21.81         21.66wXEU149F51
     K23U03C  C2023 10 18.61763005 16 15.835-11 08 12.96         21.20wXEU149F51
     K23U03C KC2023 10 19.39783 05 17 01.22 -10 23 14.3          21.1 VqEU149734
     K23U03C KC2023 10 19.41381 05 17 01.96 -10 22 17.1          21.4 VqEU149734
     K23U03C KC2023 10 19.42134505 17 02.735-10 21 48.06         20.99GVEU149I52
     K23U03C KC2023 10 19.42253705 17 02.764-10 21 43.74         21.14GVEU149I52
     K23U03C KC2023 10 19.42372105 17 02.821-10 21 39.60         20.96GVEU149I52
     K23U03C KC2023 10 19.42489905 17 02.890-10 21 36.22         21.21GVEU149I52
     K23U03C KC2023 10 19.42828 05 17 02.70 -10 21 26.0                qEU149734
     K23U03C  C2023 10 20.39517905 17 58.174-09 21 52.45         21.0 GVEU149654
     K23U03C  C2023 10 20.40720705 17 58.741-09 21 06.66         21.0 GVEU149654
     K23U03C KC2023 10 20.42456705 17 59.377-09 19 59.95         20.75GVEU149I52
     K23U03C KC2023 10 20.42669705 17 59.500-09 19 51.42         20.96GVEU149I52
     K23U03C KC2023 10 20.42883305 17 59.564-09 19 43.54         20.92GVEU149I52
     K23U03C KC2023 10 20.43096205 17 59.676-09 19 35.47         21.14GVEU149I52

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 G. Hug.  0.69-m f/3.54 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  Measurers B. Gray, D. Rankin, F.
    C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard, 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 UC3                                                 Earth MOID = 0.1442 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 326.50320              (2000.0)            P               Q                  
n   0.38947015     Peri.   32.50214     +0.22821272     -0.87099960             
a   1.8570343      Node    48.66326     +0.72251830     -0.14801245             
e   0.4142614      Incl.   35.41065     +0.65259961     +0.46845706             
P   2.53           H   21.59          G   0.15           U   9                  
Residuals in seconds of arc
231016 G96  0.2+  0.0     231018 F51  0.2+  0.0     231019 I52  0.0   0.6-
231016 G96  0.6-  0.2+    231018 F51  0.3+  0.2-    231019 734  0.3+  0.4-
231016 G96  0.0   0.2+    231018 F51  0.3+  0.1-    231020 654  0.1+  0.1+
231016 G96  0.4+  0.4-    231019 734  0.3+  0.1-    231020 654  0.0   0.0
231018 F51  0.3+  0.0     231019 734  0.2-  0.2+    231020 I52  0.1-  0.1-
231018 F51  0.3+  0.1+    231019 I52  0.2+  0.2+    231020 I52  0.3+  0.2+
231018 F51  0.3+  0.0     231019 I52  0.2-  0.2+    231020 I52  0.2-  0.0
231018 F51  0.3+  0.2+    231019 I52  0.2-  0.2+    231020 I52  0.0   0.1-

Ephemeris:
2023 UC3                 a,e,i = 1.86, 0.41, 35                  q = 1.0877
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 20    04 41 20.8 -23 43 39   0.6687  1.3480   105.6    45.9    23.1
...
2023 10 05    05 01 23.3 -19 36 09   0.4957  1.2701   111.7    47.0    22.4
...
2023 10 13    05 10 32.6 -15 31 05   0.4049  1.2319   116.3    46.6    21.8
...
2023 10 19    05 16 38.2 -10 46 15   0.3392  1.2052   120.7    45.3    21.4
2023 10 20    05 17 35.2 -09 46 26   0.3286  1.2010   121.5    45.0    21.3
2023 10 21    05 18 31.1 -08 42 16   0.3180  1.1968   122.4    44.6    21.2
...
2023 10 27    05 23 43.4 -00 21 46   0.2585  1.1729   128.6    41.5    20.6
...
2023 11 04    05 29 35.6 +18 23 10   0.1957  1.1449   138.0    35.4    19.8
...
2023 11 19    05 33 40.7 +72 52 31   0.1909  1.1062   123.8    47.9    20.0

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U149




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