[Iaude] MPEC D113: S/2023 U 1 [a=0.05,e=0.19,i=141.9,H=13.7]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-D113                            Issued 2024 February 23, 06:23 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

                                   S/2023 U 1                                   
                              Satellite of Uranus                               


Observations:
    SK23U010 5C2021 09 08.50737 02 47 38.560+15 44 01.37         26.4 rVED113568
    SK23U010 5C2021 09 08.53040 02 47 38.453+15 44 00.74         26.5 rVED113568
    SK23U010  C2021 12 02.12835 02 36 24.703+14 56 07.10         26.4 rVED113304
    SK23U010  C2021 12 02.20226 02 36 24.096+14 56 04.33         26.5 rVED113304
    SK23U010  C2023 11 04.14258 03 15 15.924+17 49 32.61         26.5 rVED113304
    SK23U010  C2023 11 04.19892 03 15 15.383+17 49 30.43         26.4 rVED113304
    SK23U010* C2023 11 04.24063 03 15 14.992+17 49 28.77         26.5 rVED113304
    SK23U010  C2023 12 06.06707 03 10 09.059+17 29 53.08         26.4 rVED113304
    SK23U010  C2023 12 06.18594 03 10 08.016+17 29 48.92         26.5 rVED113304
    SK23U010  C2023 12 13.09425 03 09 09.764+17 25 58.03         26.6 rVED113304
    SK23U010  C2023 12 13.20694 03 09 08.857+17 25 54.51         26.7 rVED113304

Observer details:
304 Las Campanas Observatory.  Observer S. S. Sheppard.  6.5-m Magellan-Baade
    telescope + CCD, 6.5-m Magellan telescope + CCD.
568 Maunakea.  Observers S. S. Sheppard, D. J. Tholen, C. Trujillo.  Measurers
    S. S. Sheppard, M. Brozovic, R. Jacobson.  8.2-m Subaru reflector + CCD.

Orbital elements:
    S/2023 U 1                                                                  
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M  24.07917              (2000.0)            P               Q                  
n   0.52881932     Peri.  142.16078     -0.42415797     +0.66427103             
a   0.0533295      Node   265.84108     +0.60419150     +0.71385820             
e   0.1866847      Incl.  141.89388     +0.67456849     -0.22169906             
P   1.86           H   13.7           P/d   680.76                              
>From 11 observations 2021 Sep. 08-2023 Dec. 13, mean residual 0".17             

Residuals in seconds of arc
210908 568  0.0   0.2+    231104 304  0.2-  0.3+    231206 304  0.0   0.0
210908 568  0.3-  0.1-    231104 304  0.0   0.1+    231213 304  0.2-  0.1-
211202 304  0.2+  0.1-    231104 304  0.3+  0.0     231213 304  0.1+  0.1+
211202 304  0.2+  0.3-    231206 304  0.3-  0.0


M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-D113