[Iaude] MPEC Y113: 2023 YR1 [a=1.44,e=0.35,i=21.0,H=25.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Dec 31 12:40:26 EST 2023


M.P.E.C. 2023-Y113                            Issued 2023 December 31, 17:38 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 YR1                                    


Observations:
     K23Y01R  C2023 12 30.43658605 08 41.282+09 32 17.24         17.74GVEY113F51
     K23Y01R  C2023 12 30.46230005 08 17.495+09 57 23.61               VEY113F51
     K23Y01R  C2023 12 30.47541905 08 05.374+10 10 18.16         17.91GVEY113F51
     K23Y01R* C2023 12 30.88235 05 02 22.92 +17 28 17.5          17.0 GVEY113K88
     K23Y01R  C2023 12 30.88359 05 02 21.55 +17 29 44.8          17.5 GVEY113K88
     K23Y01R  C2023 12 30.88483 05 02 20.11 +17 31 11.9          17.2 GVEY113K88
     K23Y01R KC2023 12 30.89560705 02 07.91 +17 43 55.4          17.8 RoEY113K88
     K23Y01R KC2023 12 30.89639805 02 07.01 +17 44 51.1          17.8 RoEY113K88
     K23Y01R KC2023 12 30.89718805 02 06.14 +17 45 47.4          17.9 RoEY113K88
     K23Y01R KC2023 12 30.89797805 02 05.24 +17 46 43.7          17.7 RoEY113K88
     K23Y01R KC2023 12 30.89876705 02 04.35 +17 47 39.7          17.8 RoEY113K88
     K23Y01R KC2023 12 30.93378805 01 24.15 +18 29 21.6          18.1 RoEY113K88
     K23Y01R KC2023 12 30.93523405 01 22.48 +18 31 05.3          18.0 RoEY113K88
     K23Y01R KC2023 12 30.93681105 01 20.68 +18 32 58.9          17.9 RoEY113K88
     K23Y01R KC2023 12 30.98108305 00 29.11 +19 26 26.2          17.8 RoEY113K88
     K23Y01R KC2023 12 30.98174305 00 28.34 +19 27 14.0          17.7 RoEY113K88
     K23Y01R KC2023 12 30.98319905 00 26.66 +19 29 00.5          17.8 RoEY113K88
     K23Y01R KC2023 12 31.02083 04 59 45.07 +20 14 49.8          18.0 GVEY113C43
     K23Y01R KC2023 12 31.02218 04 59 43.47 +20 16 29.2          18.0 GVEY113C43
     K23Y01R KC2023 12 31.02352 04 59 41.88 +20 18 08.3          18.0 GVEY113C43
     K23Y01R KC2023 12 31.02487 04 59 40.31 +20 19 48.4          17.8 GVEY113C43
     K23Y01R KC2023 12 31.02621 04 59 38.77 +20 21 27.7          17.5 GVEY113C43
     K23Y01R KC2023 12 31.02756 04 59 37.18 +20 23 07.2          17.5 GVEY113C43
     K23Y01R KC2023 12 31.02890 04 59 35.62 +20 24 46.7          17.5 GVEY113C43
     K23Y01R KC2023 12 31.03025 04 59 34.07 +20 26 26.3          17.6 GVEY113C43
     K23Y01R KC2023 12 31.04647104 59 51.46 +20 48 08.2          18.2 GVEY113H21
     K23Y01R KC2023 12 31.04725004 59 50.53 +20 49 07.2          18.3 GVEY113H21
     K23Y01R KC2023 12 31.04792204 59 49.73 +20 49 58.3          18.4 GVEY113H21
     K23Y01R KC2023 12 31.04852404 59 48.98 +20 50 43.8          18.3 GVEY113H21
     K23Y01R KC2023 12 31.67127 04 45 36.77 +35 13 51.9          18.3 rZEY113C97
     K23Y01R KC2023 12 31.67293 04 45 33.54 +35 16 20.6          17.8 rZEY113C97
     K23Y01R KC2023 12 31.67877 04 45 29.33 +35 20 18.2          17.6 VqEY113L04
     K23Y01R KC2023 12 31.68758 04 45 13.52 +35 33 36.6          17.4 VqEY113L04
     K23Y01R KC2023 12 31.69563 04 44 58.79 +35 45 46.7          17.4 VqEY113L04
     K23Y01R KB2023 12 31.70208 04 44 46.68 +35 55 46.6          18.4 GXEY113M45
     K23Y01R KB2023 12 31.70348 04 44 44.06 +35 57 53.6          18.1 GXEY113M45
     K23Y01R KB2023 12 31.70488 04 44 41.48 +36 00 00.1          18.3 GXEY113M45
     K23Y01R KC2023 12 31.70550 04 44 40.60 +36 00 43.0          17.9 VqEY113L04
     K23Y01R KC2023 12 31.70804 04 44 35.85 +36 04 33.3          17.8 VqEY113L04

Observer details:
C43 Hoyerswerda.  Observer P. Lindner.  0.30-m f/6.3 Schmidt-Cassegrain + CCD.
C97 Al-Fulaij Observatory, Oman.  Observers A. Al-Haji, M. Al-Tobi.  0.61-m
    f/7.8 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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5
    reflector + CCD.
M45 Starhopper Observatory, Sfantu Gheorghe.  Observer F. Ursache.  0.41-m
    f/7.5 reflector + CMO.

Orbital elements:
2023 YR1                                                 Earth MOID = 0.0141 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 279.27521              (2000.0)            P               Q                  
n   0.56955481     Peri.   39.11645     -0.69629187     -0.62383966             
a   1.4413818      Node    98.43279     +0.53485892     -0.78076619             
e   0.3461460      Incl.   21.02939     +0.47864764     -0.03504609             
P   1.73           H   25.66          G   0.15           U   7                  
Residuals in seconds of arc
231230 F51  0.1-  0.5+    231230 K88  0.5+  0.3-    231231 H21  0.0   0.0
231230 F51  0.0   0.1-    231230 K88  0.1+  0.2-    231231 H21  0.2+  0.1+
231230 F51  0.1+  0.3-    231230 K88  0.1+  0.6-    231231 H21  0.2-  0.0
231230 K88  0.1-  0.6+    231230 K88  0.5+  0.4-    231231 C97  0.1-  1.0+
231230 K88  0.3+  0.3+    231231 C43  0.6-  0.2+    231231 C97  0.7-  0.1-
231230 K88  0.3-  0.3-    231231 C43  0.7-  0.3-    231231 L04  0.4-  1.4-
231230 K88  0.1+  0.2-    231231 C43  0.9-  0.3-    231231 L04  0.5+  0.8-
231230 K88  0.0   0.6-    231231 C43  0.6-  0.2-    231231 L04  0.0   0.6-
231230 K88  0.4+  0.4-    231231 C43  0.1-  0.2-    231231 M45  0.1+  0.5+
231230 K88  0.4+  0.2-    231231 C43  0.1-  0.8-    231231 M45  0.1-  0.4+
231230 K88  0.5+  0.2-    231231 C43  0.2+  0.6-    231231 M45  0.3+  0.2-
231230 K88  0.1+  0.2-    231231 C43  0.8+  1.1-    231231 L04  0.5+  0.1-
231230 K88  0.2+  0.4-    231231 H21  0.1-  0.0     231231 L04  0.3+  0.5-

Ephemeris:
2023 YR1                 a,e,i = 1.44, 0.35, 21                  q = 0.9425
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 12 01    05 49 30.0 -33 50 12   0.2398  1.1287   121.0    48.5    24.6
...
2023 12 16    05 46 47.0 -32 58 18   0.1251  1.0587   123.6    50.7    23.2
...
2023 12 24    05 38 54.0 -26 41 16   0.06461 1.0259   129.4    47.8    21.6
...
2023 12 30    05 13 50.8 +03 07 49   0.02324 1.0040   152.2    27.2    18.7
2023 12 31    05 00 23.3 +19 52 41   0.01869 1.0006   157.1    22.5    18.1
2024 01 01    04 34 32.2 +43 29 15   0.01663 0.9973   146.7    32.7    18.1
...
2024 01 07    18 35 28.6 +60 46 46   0.04797 0.9791    83.5    93.7    22.4
...
2024 01 15    18 08 49.1 +49 51 43   0.1066  0.9601    74.2    99.7    24.3
...
2024 01 30    18 03 59.9 +44 12 26   0.2134  0.9426    72.4    95.1    25.6

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-Y113




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