[Iaude] MPEC Y50: 2023 YR [a=0.92,e=0.40,i=5.7,H=24.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 18 21:29:14 EST 2023 

M.P.E.C. 2023-Y50                             Issued 2023 December 19, 02:27 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 YR                                     


Observations:
     K23Y00R*1C2023 12 17.35289207 35 58.322+12 05 30.84         22.25GVEY050G96
     K23Y00R 1C2023 12 17.35801507 35 57.872+12 05 34.12         21.37GVEY050G96
     K23Y00R 1C2023 12 17.36315007 35 57.466+12 05 37.25         21.04GVEY050G96
     K23Y00R  C2023 12 17.41312207 35 53.139+12 06 06.48         21.2 GVEY050H01
     K23Y00R  C2023 12 17.41830707 35 52.725+12 06 09.63         21.2 GVEY050H01
     K23Y00R  C2023 12 17.42685407 35 52.035+12 06 14.75         21.0 GVEY050H01
     K23Y00R  C2023 12 17.43409507 35 51.455+12 06 19.13         21.1 GVEY050H01
     K23Y00R KC2023 12 17.47710207 35 48.250+12 06 45.61         20.46GVEY050I52
     K23Y00R KC2023 12 17.48222407 35 47.864+12 06 49.79         21.11GVEY050I52
     K23Y00R KC2023 12 17.48736707 35 47.479+12 06 53.06         21.12GVEY050I52
     K23Y00R KC2023 12 17.49252507 35 47.065+12 06 56.02         21.02GVEY050I52
     K23Y00R KC2023 12 18.05455 07 35 17.31 +12 12 58.5                VEY050204
     K23Y00R KC2023 12 18.08621 07 35 14.61 +12 13 20.2          21.1 GVEY050204
     K23Y00R  C2023 12 18.39592807 34 55.080+12 17 20.50         20.9 GVEY050H01
     K23Y00R  C2023 12 18.39949607 34 54.741+12 17 23.14         20.8 GVEY050H01
     K23Y00R  C2023 12 18.40939807 34 53.806+12 17 30.33         20.8 GVEY050H01
     K23Y00R  C2023 12 18.41624307 34 53.155+12 17 35.31         21.0 GVEY050H01
     K23Y00R KC2023 12 18.90887807 34 23.26 +12 23 43.6          21.2 VSEY050L01
     K23Y00R KC2023 12 18.91140107 34 23.06 +12 23 45.2          21.4 VSEY050L01
     K23Y00R KC2023 12 18.91392607 34 22.82 +12 23 47.3          21.4 VSEY050L01

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers E. C. Beshore, D.
    Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J.
    K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
    Measurers E. C. Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G.
    J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m
    prime focus + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.

Orbital elements:
2023 YR                                                  Earth MOID = 0.0055 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 158.03957              (2000.0)            P               Q                  
n   1.11674113     Peri.  125.90444     -0.72202976     +0.68475701             
a   0.9200986      Node    97.54050     -0.66256939     -0.64320553             
e   0.4032560      Incl.    5.72540     -0.19918539     -0.34262879             
P   0.88           H   24.79          G   0.15           U   7                  
Residuals in seconds of arc
231217 G96  0.4+  0.0     231217 I52 (0.3-  1.3-)   231218 H01  0.0   0.0
231217 G96  0.1-  0.0     231217 I52  0.0   0.1-    231218 H01  0.1+  0.0
231217 G96  0.0   0.2-    231217 I52  0.2+  0.1+    231218 H01  0.0   0.0
231217 H01  0.1-  0.0     231217 I52  0.1-  0.1+    231218 L01  0.3-  0.4+
231217 H01  0.0   0.0     231218 204  0.1-  0.1+    231218 L01  0.1+  0.2-
231217 H01  0.1-  0.0     231218 204  0.0   0.2-    231218 L01  0.0   0.3-
231217 H01  0.1-  0.0     231218 H01  0.0   0.0

Ephemeris:
2023 YR                  a,e,i = 0.92, 0.40, 6                   q = 0.5491
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 19    07 27 00.4 +12 03 18   0.3388  1.2106   123.9    42.7    24.5
...
2023 12 04    07 37 29.0 +11 22 38   0.2159  1.1510   136.0    36.5    23.3
...
2023 12 12    07 38 34.5 +11 30 52   0.1539  1.1124   143.7    31.6    22.3
...
2023 12 18    07 35 20.7 +12 13 04   0.1091  1.0804   150.5    26.7    21.4
2023 12 19    07 34 13.7 +12 25 48   0.1018  1.0748   151.8    25.6    21.2
2023 12 20    07 32 52.0 +12 41 01   0.09455 1.0691   153.2    24.6    21.0
...
2023 12 26    07 14 33.3 +15 54 11   0.05196 1.0336   164.3    15.0    19.3
...
2024 01 03    23 33 26.2 +28 22 16   0.01292 0.9823    85.2    94.1    18.7
...
2024 01 18    20 14 00.6 -05 20 37   0.1136  0.8752    16.0   162.0    31.5

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-Y50

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