[Iaude] MPEC Y64: 2020 YK1 [a=1.15,e=0.35,i=5.9,H=25.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Dec 20 23:38:47 EST 2020


M.P.E.C. 2020-Y64                             Issued 2020 December 21, 04:37 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 YK1                                    


Observations:
     K20Y01K* C2020 12 19.19018902 07 42.58 +41 44 48.8          21.29GVEY064G96
     K20Y01K  C2020 12 19.19553302 07 48.12 +41 44 59.0          21.46GVEY064G96
     K20Y01K  C2020 12 19.20078902 07 53.65 +41 45 07.8          21.66GVEY064G96
     K20Y01K  C2020 12 19.20604902 07 59.04 +41 45 16.7          21.15GVEY064G96
     K20Y01K KC2020 12 19.31220402 09 49.94 +41 47 59.0                VEY064V06
     K20Y01K KC2020 12 19.31545902 09 53.40 +41 48 03.6                VEY064V06
     K20Y01K KC2020 12 19.31872702 09 56.86 +41 48 08.2                VEY064V06
     K20Y01K KC2020 12 19.32199602 10 00.28 +41 48 13.2          21.51GVEY064V06
     K20Y01K 1C2020 12 19.72728 02 17 18.11 +41 58 42.1          21.7 VVEY064033
     K20Y01K 1C2020 12 19.72872 02 17 19.54 +41 58 44.3          21.3 VVEY064033
     K20Y01K 1C2020 12 19.73017 02 17 20.92 +41 58 46.4          21.4 VVEY064033
     K20Y01K 1C2020 12 19.73161 02 17 22.36 +41 58 48.8          21.4 VVEY064033
     K20Y01K 1C2020 12 19.73305 02 17 23.76 +41 58 51.3          21.6 VVEY064033
     K20Y01K KC2020 12 20.06435802 22 53.21 +42 06 29.3          20.97GVEY064V06
     K20Y01K KC2020 12 20.06760502 22 56.20 +42 06 33.9          21.70GVEY064V06
     K20Y01K KC2020 12 20.07085102 22 59.13 +42 06 38.8          20.92GVEY064V06
     K20Y01K KC2020 12 21.01366002 37 03.69 +42 19 45.9          21.2 VuEY064H21
     K20Y01K KC2020 12 21.02410402 37 11.95 +42 19 53.9          21.3 VuEY064H21
     K20Y01K KC2020 12 21.08385202 38 02.03 +42 20 40.3          20.85GVEY064V06
     K20Y01K KC2020 12 21.08709802 38 04.57 +42 20 42.5          20.90GVEY064V06
     K20Y01K KC2020 12 21.09034702 38 07.09 +42 20 45.2          20.97GVEY064V06

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 D. Rankin.  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.  0.81-m f/4.0
    astrograph + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer G. J. Leonard.  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 YK1                                                 Earth MOID = 0.0155 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M  51.71772              (2000.0)            P               Q
n   0.80240710     Peri.  282.31477     +0.98465250     +0.14532580
a   1.1469369      Node    69.39086     -0.09054282     +0.89875739
e   0.3529041      Incl.    5.92639     -0.14920275     +0.41366118
P   1.23           H   25.5           G   0.15           U   8
Residuals in seconds of arc
201219 G96  0.2+  0.0     201219 V06  0.2+  0.2+    201220 V06  0.4+  0.1-
201219 G96  0.2-  0.7+    201219 033  0.3-  0.1+    201220 V06  0.1+  0.3+
201219 G96  0.4+  0.3+    201219 033  0.0   0.0     201221 H21  0.3-  0.4+
201219 G96  0.6-  0.1+    201219 033  0.4-  0.2-    201221 H21  0.1-  0.2+
201219 V06  0.3-  0.6-    201219 033  0.0   0.1-    201221 V06  0.0   0.1-
201219 V06  0.1+  0.5-    201219 033  0.1-  0.1+    201221 V06  0.2+  0.4-
201219 V06  0.4+  0.4-    201220 V06  0.2+  0.1-    201221 V06  0.2+  0.1-

Ephemeris:
2020 YK1                 a,e,i = 1.15, 0.35, 6                   q = 0.7422
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 21    17 54 06.7 -32 31 05   0.1515  0.8617    31.1   143.7    28.4
...
2020 12 06    19 47 31.5 -16 08 19   0.05170 0.9475    42.0   135.9    25.3
...
2020 12 14    23 45 11.2 +31 05 15   0.03950 0.9957   105.6    72.2    21.0
...
2020 12 20    02 21 44.6 +42 05 04   0.06918 1.0321   132.8    44.4    21.5
2020 12 21    02 36 47.3 +42 19 40   0.07530 1.0381   134.7    42.3    21.6
2020 12 22    02 49 44.4 +42 26 02   0.08158 1.0441   136.2    40.7    21.8
...
2020 12 28    03 40 01.1 +41 55 01   0.1216  1.0800   140.5    35.4    22.5
...
2021 01 05    04 14 06.1 +40 39 55   0.1792  1.1269   140.2    33.9    23.4
...
2021 01 20    04 50 52.8 +38 36 31   0.2982  1.2100   133.9    35.9    24.8

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y64




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