[Iaude] MPEC Y37: 2020 YK [a=1.06,e=0.46,i=39.0,H=21.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 18 03:22:36 EST 2020


M.P.E.C. 2020-Y37                             Issued 2020 December 18, 08:21 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  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

                                    2020 YK                                     


Observations:
     K20Y00K* C2020 12 16.20636304 03 18.15 +23 05 32.9          21.78GVEY037G96
     K20Y00K  C2020 12 16.21156604 03 16.96 +23 05 14.3          21.83GVEY037G96
     K20Y00K  C2020 12 16.21677504 03 15.78 +23 04 56.1          21.37GVEY037G96
     K20Y00K  C2020 12 16.22198804 03 14.60 +23 04 37.8          21.08GVEY037G96
     K20Y00K KC2020 12 16.30543504 02 55.44 +22 59 45.2          21.84GVEY037V06
     K20Y00K KC2020 12 16.30854504 02 54.74 +22 59 34.6          21.51GVEY037V06
     K20Y00K KC2020 12 16.31165604 02 54.02 +22 59 23.5          22.28GVEY037V06
     K20Y00K KC2020 12 16.31476704 02 53.31 +22 59 12.4          20.98GVEY037V06
     K20Y00K KC2020 12 17.13201703 59 55.03 +22 11 28.2          21.57GVEY037V06
     K20Y00K KC2020 12 17.13557103 59 54.24 +22 11 15.6          21.55GVEY037V06
     K20Y00K KC2020 12 17.14267803 59 52.64 +22 10 51.0          21.50GVEY037V06
     K20Y00K 1C2020 12 17.85715 03 57 19.12 +21 29 06.3          22.6 VVEY037033
     K20Y00K 1C2020 12 17.86051 03 57 18.40 +21 28 54.6          22.7 VVEY037033
     K20Y00K 1C2020 12 17.86386 03 57 17.68 +21 28 42.9          23.2 VVEY037033
     K20Y00K KC2020 12 18.10698303 56 26.57 +21 14 36.8          21.8 VuEY037H21
     K20Y00K KC2020 12 18.11306503 56 25.28 +21 14 15.6          22.2 VuEY037H21
     K20Y00K KC2020 12 18.12117003 56 23.51 +21 13 47.6          22.0 VuEY037H21

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey.  Observer T. A. Pruyne.  Measurers E. J. Christensen,
    G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A.
    Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0
    astrograph + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer D. C. Fuls.  Measurers E. J.
    Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m reflector +
    1K CCD.

Orbital elements:
2020 YK                                                  Earth MOID = 0.3658 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 230.58564              (2000.0)            P               Q                  
n   0.90556452     Peri.  337.24445     -0.48066723     +0.62339671             
a   1.0580912      Node   258.33883     -0.67599598     -0.71139134             
e   0.4620790      Incl.   39.02878     -0.55855926     +0.32449792             
P   1.09           H   21.86          G   0.15           U   9                  
Residuals in seconds of arc
201216 G96  0.1-  0.1+    201216 V06  0.1-  0.1+    201217 033  0.1+  0.2-
201216 G96  0.1-  0.4-    201216 V06  0.1-  0.0+    201217 033  0.2+  0.1-
201216 G96  0.1+  0.3-    201217 V06  0.0-  0.1+    201218 H21  0.2-  0.0+
201216 G96  0.3+  0.3-    201217 V06  0.1-  0.1-    201218 H21  0.1+  0.0+
201216 V06  0.1-  0.1-    201217 V06  0.3-  0.1+    201218 H21  0.1-  0.2+
201216 V06  0.2+  0.3+    201217 033  0.0+  0.2-

Ephemeris:
2020 YK                  a,e,i = 1.06, 0.46, 39                  q = 0.5692
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 18    06 00 42.2 +43 00 01   0.6251  1.5264   141.1    24.0    22.9
...
2020 12 03    04 59 14.3 +34 55 54   0.5207  1.4967   166.3     9.0    21.9
...
2020 12 11    04 23 59.5 +28 05 38   0.4982  1.4756   167.9     8.0    21.8
...
2020 12 17    04 00 23.2 +22 19 17   0.4991  1.4572   157.2    15.1    22.0
2020 12 18    03 56 48.9 +21 20 59   0.5007  1.4539   155.3    16.5    22.1
2020 12 19    03 53 21.5 +20 22 55   0.5027  1.4506   153.3    17.8    22.1
...
2020 12 25    03 35 07.7 +14 46 56   0.5220  1.4293   141.5    25.4    22.4
...
2021 01 02    03 17 27.0 +08 16 28   0.5640  1.3976   127.1    34.2    22.8
...
2021 01 17    03 01 17.8 -00 23 31   0.6695  1.3275   105.2    45.6    23.3

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y37




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