[Iaude] MPEC K90: 2023 FN57 [a=43.47,e=0.07,i=3.5,H=7.4]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-K90                                  Issued 2024 May 23, 18:10 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 FN57                                    


Observations:
     K23F57N*5C2023 03 21.27663 10 31 59.495+05 56 36.26         23.1 rVEK090T09
     K23F57N 5C2023 03 21.47104 10 31 58.634+05 56 41.49         23.2 rVEK090T09
     K23F57N 5C2023 04 22.10746 10 30 11.309+06 08 37.23         23.2 rVEK090304
     K23F57N 5C2023 05 16.02186 10 29 40.553+06 13 13.89         23.1 rVEK090304
     K23F57N 5C2024 04 12.02152 10 36 02.516+05 30 09.93         23.7 rVEK090304
     K23F57N 5C2024 04 12.13206 10 36 02.178+05 30 12.44         23.8 rVEK090304
     K23F57N 5C2024 05 04.00920 10 35 12.754+05 36 26.49         23.4 rVEK090304
     K23F57N 5C2024 05 04.07269 10 35 12.682+05 36 27.26         23.3 rVEK090304

Observer details:
304 Las Campanas Observatory.  Observer S. S. Sheppard.  6.5-m Magellan-Baade
    telescope + CCD.
T09 Subaru Telescope, Maunakea.  Observers D. J. Tholen, S. S. Sheppard, C.
    Trujillo.  Measurer S. S. Sheppard.  8.2-m Subaru reflector + CCD.

Orbital elements:
2023 FN57                                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 345.53915              (2000.0)            P               Q                  
n   0.00343882     Peri.  256.08426     -0.99612724     -0.06381391             
a  43.4706437      Node   280.23130     +0.08298805     -0.90963204             
e   0.0740504      Incl.    3.52369     -0.02904330     -0.41048428             
P 287              H    7.40          G   0.15           U   8                  
Residuals in seconds of arc
230321 T09  0.2+  0.1+    230516 304  0.2+  0.0     240504 304  0.2-  0.1+
230321 T09  0.0   0.1+    240412 304  0.1-  0.1-    240504 304  0.1+  0.1+
230422 304  0.3-  0.1-    240412 304  0.1+  0.0

Ephemeris:
2023 FN57                a,e,i = 43.47, 0.07, 4                  q = 40.2516
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    10 35 32.9 +05 33 44  39.7790 40.3690   125.3     1.2    23.6
...
2024 05 08    10 35 08.0 +05 37 11  40.0004 40.3681   110.7     1.3    23.6
...
2024 05 16    10 35 02.8 +05 38 17  40.1291 40.3677   103.0     1.4    23.6
...
2024 05 22    10 35 02.7 +05 38 44  40.2283 40.3674    97.2     1.4    23.6
2024 05 23    10 35 03.0 +05 38 46  40.2450 40.3673    96.2     1.4    23.6
2024 05 24    10 35 03.4 +05 38 48  40.2618 40.3673    95.3     1.4    23.6
...
2024 05 30    10 35 07.7 +05 38 50  40.3625 40.3669    89.5     1.4    23.7
...
2024 06 07    10 35 18.4 +05 38 21  40.4966 40.3665    81.9     1.4    23.7
...
2024 06 22    10 35 53.7 +05 35 53  40.7393 40.3657    67.8     1.3    23.7

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K90