[Iaude] MPEC Y90: 2023 YJ1 [a=2.65,e=0.51,i=24.9,H=19.4]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2023-Y90                             Issued 2023 December 27, 07:06 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 YJ1                                    


Observations:
     K23Y01J 1C2023 12 09.38796 06 12 54.83 -16 27 06.2          20.7 GVEY090G96
     K23Y01J 1C2023 12 09.39312 06 12 54.67 -16 27 18.7          20.1 GVEY090G96
     K23Y01J* C2023 12 25.38752406 02 09.299-26 31 01.79         20.43iXEY090F51
     K23Y01J  C2023 12 25.39932606 02 08.645-26 31 25.51         20.32iXEY090F51
     K23Y01J  C2023 12 25.41114006 02 08.008-26 31 48.99         20.46iXEY090F51
     K23Y01J  C2023 12 25.42288106 02 07.372-26 32 12.59         20.22iXEY090F51
     K23Y01J  C2023 12 25.55384306 02 00.231-26 36 31.77         20.84GVEY090F51
     K23Y01J  C2023 12 25.55465706 02 00.197-26 36 32.92         20.92GVEY090F51
     K23Y01J DC2023 12 26.35533 06 01 21.30 -27 02 54.1          20.3 GVEY090695
     K23Y01J DC2023 12 26.35919 06 01 21.09 -27 03 01.7          20.3 GVEY090695
     K23Y01J DC2023 12 26.36305 06 01 20.88 -27 03 09.1          20.2 GVEY090695

Observer details:
695 Kitt Peak.  Observer R. A. Mastaler.  2.3-m f/9 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, 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. Rankin.  Measurers B. Gray, D. Rankin, F.
    C. Shelly.  1.5-m reflector + 10K CCD.

Orbital elements:
2023 YJ1                                                 Earth MOID = 0.5024 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 320.91905              (2000.0)            P               Q                  
n   0.22864814     Peri.  282.60037     -0.76734548     -0.57220911             
a   2.6486481      Node   223.46259     +0.61521998     -0.78421577             
e   0.5133524      Incl.   24.88041     -0.18079074     -0.23996327             
P   4.31           H   19.42          G   0.15           U   8                  
Residuals in seconds of arc
231209 G96  0.1-  0.0     231225 F51  0.1+  0.1+    231226 695  0.0   0.0
231209 G96  0.1+  0.0     231225 F51  0.2+  0.1-    231226 695  0.0   0.1-
231225 F51  0.0   0.0     231225 F51  0.2-  0.2-    231226 695  0.0   0.0
231225 F51  0.1-  0.0     231225 F51  0.0   0.2+

Ephemeris:
2023 YJ1                 a,e,i = 2.65, 0.51, 25                  q = 1.2890
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 27    06 16 02.6 -08 02 23   0.7591  1.6284   137.3    24.3    21.0
...
2023 12 12    06 11 35.4 -18 12 38   0.6731  1.5437   136.4    26.1    20.7
...
2023 12 20    06 06 22.0 -23 21 53   0.6465  1.5014   133.0    28.6    20.6
...
2023 12 26    06 01 39.1 -26 51 04   0.6339  1.4713   129.6    31.0    20.6
2023 12 27    06 00 49.8 -27 23 31   0.6324  1.4665   129.0    31.4    20.6
2023 12 28    06 00 00.2 -27 55 12   0.6309  1.4616   128.4    31.8    20.6
...
2024 01 03    05 55 03.0 -30 48 23   0.6249  1.4337   124.6    34.4    20.6
...
2024 01 11    05 49 05.6 -33 50 59   0.6221  1.3995   119.6    37.7    20.6
...
2024 01 26    05 43 39.0 -37 07 06   0.6246  1.3458   111.6    42.9    20.7

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-Y90