[Iaude] MPEC U237: 2023 US8 [a=2.27,e=0.46,i=6.5,H=23.3]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2023-U237                             Issued 2023 October 25, 03:07 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 US8                                    


Observations:
     K23U08S* C2023 10 17.52333803 52 40.261-01 08 29.16         22.38wXEU237F51
     K23U08S  C2023 10 17.53441203 52 40.675-01 08 15.37         22.03wXEU237F51
     K23U08S  C2023 10 17.54547703 52 41.126-01 08 01.31         22.66wXEU237F51
     K23U08S  C2023 10 17.55651603 52 41.551-01 07 47.72         22.58wXEU237F51
     K23U08S  C2023 10 17.64087803 52 44.962-01 06 01.44         22.05GVEU237F51
     K23U08S  C2023 10 17.64152003 52 44.980-01 06 00.76         22.14GVEU237F51
     K23U08S  C2023 10 20.56438303 54 57.792-00 03 29.95         22.22GVEU237F51
     K23U08S  C2023 10 20.56520003 54 57.837-00 03 29.31         22.41GVEU237F51
     K23U08S  C2023 10 22.38453803 56 03.824+00 36 35.83         21.7 GVEU237H01
     K23U08S  C2023 10 22.38567603 56 03.852+00 36 37.50         21.9 GVEU237H01
     K23U08S  C2023 10 22.39809503 56 04.118+00 36 54.13         21.9 GVEU237H01
     K23U08S  C2023 10 22.40574103 56 04.285+00 37 04.25         21.7 GVEU237H01

Observer details:
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.
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.

Orbital elements:
2023 US8                                                 Earth MOID = 0.2447 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 354.31051              (2000.0)            P               Q                  
n   0.28788480     Peri.  301.00585     +0.95173448     -0.28693862             
a   2.2715566      Node    75.85814     +0.30568118     +0.85427592             
e   0.4631828      Incl.    6.45044     +0.02757713     +0.43344997             
P   3.42           H   23.39          G   0.15           U   9                  
Residuals in seconds of arc
231017 F51  0.0   0.0     231017 F51  0.2+  0.1+    231022 H01  0.0   0.1-
231017 F51  0.3-  0.1-    231017 F51  0.1+  0.0     231022 H01  0.0   0.1+
231017 F51  0.0   0.1+    231020 F51  0.2-  0.2+    231022 H01  0.0   0.1+
231017 F51  0.1-  0.1-    231020 F51  0.2+  0.2-    231022 H01  0.0   0.1-

Ephemeris:
2023 US8                 a,e,i = 2.27, 0.46, 6                   q = 1.2194
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 09 25    03 16 38.8 -07 32 40   0.2992  1.2222   131.5    37.9    22.7
...
2023 10 10    03 44 18.0 -03 36 06   0.2817  1.2218   137.6    33.4    22.5
...
2023 10 18    03 53 04.3 -00 58 19   0.2789  1.2300   142.7    29.4    22.3
...
2023 10 24    03 56 51.7 +01 13 18   0.2802  1.2399   147.3    25.7    22.3
2023 10 25    03 57 16.5 +01 36 11   0.2807  1.2418   148.1    25.0    22.3
2023 10 26    03 57 37.8 +01 59 18   0.2814  1.2439   149.0    24.3    22.2
...
2023 11 01    03 58 35.9 +04 21 51   0.2872  1.2577   154.4    20.0    22.2
...
2023 11 09    03 57 16.0 +07 36 44   0.3010  1.2806   162.1    13.7    22.1
...
2023 11 24    03 50 56.8 +13 23 47   0.3498  1.3353   172.9     5.2    22.2

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-U237