[Iaude] MPEC U234: 2023 UR7 [a=1.83,e=0.46,i=0.5,H=26.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Oct 24 17:40:36 EDT 2023 

M.P.E.C. 2023-U234                             Issued 2023 October 24, 21:38 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 UR7                                    


Observations:
     K23U07R*1C2023 10 23.25171701 59 13.117-07 15 42.44         19.33GVEU234703
     K23U07R 1C2023 10 23.25710601 59 19.244-07 14 21.73         18.55GVEU234703
     K23U07R 1C2023 10 23.26249701 59 25.307-07 13 00.91         19.13GVEU234703
     K23U07R 1C2023 10 23.26789101 59 31.441-07 11 39.34         19.28GVEU234703
     K23U07R  C2023 10 23.29574202 00 01.729-07 04 48.13         19.8 GVEU234H01
     K23U07R  C2023 10 23.29918302 00 05.593-07 03 56.61         19.9 GVEU234H01
     K23U07R  C2023 10 23.31156202 00 19.468-07 00 51.09         19.2 GVEU234H01
     K23U07R  C2023 10 23.31655602 00 25.061-06 59 36.37         19.5 GVEU234H01
     K23U07R KC2023 10 23.39666002 01 55.178-06 39 39.56         19.44GVEU234I52
     K23U07R KC2023 10 23.39717302 01 55.740-06 39 32.18         19.26GVEU234I52
     K23U07R KC2023 10 23.39768302 01 56.305-06 39 24.70         19.41GVEU234I52
     K23U07R 0B2023 10 23.84837502 10 51.000-04 49 26.59         19.9 VZEU234M49
     K23U07R 0B2023 10 23.86255502 11 05.092-04 46 18.52         19.8 VZEU234M49
     K23U07R 0B2023 10 23.87723302 11 19.535-04 43 03.02         19.8 VZEU234M49
     K23U07R KB2023 10 24.03930602 14 11.443-04 07 55.41         19.8 VZEU234Y05
     K23U07R KB2023 10 24.04721202 14 19.060-04 06 14.12         19.5 VZEU234Y05
     K23U07R KC2023 10 24.21673802 17 06.00 -03 34 56.7          20.2 VuEU234H21
     K23U07R KC2023 10 24.21953502 17 08.54 -03 34 21.8          19.9 VuEU234H21

Observer details:
703 Catalina Sky Survey.  Observer K. W. Wierzchos.  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.  0.68-m Schmidt + 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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + 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.
M49 IAS Remote Observatory, Hakos.  Observers D. Husar, M. Junius.  Measurer
    D. Husar.  0.25-m f/4.5 reflector + CMO.
Y05 SONEAR Wykrota-CEAMIG, Serra da Piedade.  Observer C. Jacques.  0.45-m
    f/2.9 reflector + CMO.

Orbital elements:
2023 UR7                                                 Earth MOID = 0.0072 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 353.35549              (2000.0)            P               Q                  
n   0.39896538     Peri.  254.82949     +0.99979137     -0.01850037             
a   1.8274517      Node   106.22998     +0.02041582     +0.91826104             
e   0.4613905      Incl.    0.51660     -0.00063341     +0.39554317             
P   2.47           H   26.36          G   0.15           U   8                  
Residuals in seconds of arc
231023 703  0.2+  0.1+    231023 H01  0.1-  0.1+    231023 M49  0.1+  0.2-
231023 703  0.2+  0.3-    231023 H01  0.0   0.1+    231023 M49  0.2+  0.6+
231023 703  0.6-  0.5-    231023 I52  0.1+  0.0     231024 Y05  1.2-  0.0
231023 703  0.2-  0.0     231023 I52  0.0   0.2-    231024 Y05  1.5+  0.0
231023 H01  0.1-  0.1-    231023 I52  0.0   0.2-    231024 H21  0.0   0.1-
231023 H01  0.1-  0.1-    231023 M49  0.2-  0.3+    231024 H21  0.1-  0.1+

Ephemeris:
2023 UR7                 a,e,i = 1.83, 0.46, 1                   q = 0.9843
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 24    17 07 43.3 -27 14 04   0.1093  0.9865    78.0    95.7    25.0
...
2023 10 09    18 15 05.1 -33 56 58   0.04851 0.9904    78.3    99.0    23.3
...
2023 10 17    21 46 19.6 -38 07 11   0.02279 1.0051   110.7    68.1    20.6
...
2023 10 23    01 53 44.6 -08 17 32   0.02789 1.0215   160.5    18.9    19.6
2023 10 24    02 13 20.5 -04 17 53   0.03103 1.0246   163.3    16.2    19.7
2023 10 25    02 29 01.2 -01 02 00   0.03448 1.0279   164.7    14.8    19.9
...
2023 10 31    03 19 19.3 +09 32 34   0.05873 1.0497   164.5    14.6    21.1
...
2023 11 08    03 42 33.2 +14 34 53   0.09542 1.0843   167.2    11.6    22.1
...
2023 11 23    03 54 26.3 +17 53 05   0.1750  1.1625   177.6     2.0    23.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U234

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