[Iaude] MPEC Y108: 2020 YK3 [a=0.82,e=0.22,i=2.6,H=27.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 24 00:14:44 EST 2020


M.P.E.C. 2020-Y108                            Issued 2020 December 24, 05:13 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 YK3                                    


Observations:
     K20Y03K* C2020 12 22.19750004 11 31.76 -06 22 31.3          20.48GVEY108G96
     K20Y03K  C2020 12 22.20304104 11 24.27 -06 21 45.9          20.54GVEY108G96
     K20Y03K  C2020 12 22.21413404 11 09.22 -06 20 14.1          20.53GVEY108G96
     K20Y03K KC2020 12 22.29269804 09 21.90 -06 09 35.1          20.5 VqEY108858
     K20Y03K KC2020 12 22.30736904 09 02.51 -06 07 32.8          20.7 VqEY108858
     K20Y03K KC2020 12 22.32206504 08 43.15 -06 05 30.2          20.7 VqEY108858
     K20Y03K KC2020 12 22.33691704 08 24.71 -06 03 14.5          20.07GVEY108I52
     K20Y03K KC2020 12 22.33840004 08 22.70 -06 03 01.2          20.58GVEY108I52
     K20Y03K KC2020 12 22.33988304 08 20.78 -06 02 49.6          20.30GVEY108I52
     K20Y03K KC2020 12 22.34136604 08 18.80 -06 02 37.0          19.37GVEY108I52
     K20Y03K KC2020 12 23.08576703 54 23.39 -04 24 13.0          20.6 VuEY108H21
     K20Y03K KC2020 12 23.09159303 54 16.32 -04 23 28.1          20.9 VuEY108H21
     K20Y03K KC2020 12 23.09742103 54 09.21 -04 22 42.7          20.7 VuEY108H21
     K20Y03K |C2020 12 24.11393 03 36 25.09 -02 10 57.0          21.0 GVEY108807
     K20Y03K |C2020 12 24.11646 03 36 22.31 -02 10 39.2          21.0 GVEY108807
     K20Y03K |C2020 12 24.11888 03 36 19.64 -02 10 22.3          20.7 GVEY108807
     K20Y03K KC2020 12 24.17196803 35 35.22 -02 10 11.1          19.70GVEY108I52
     K20Y03K KC2020 12 24.17623303 35 30.65 -02 09 40.1          19.73GVEY108I52
     K20Y03K KC2020 12 24.18183103 35 24.56 -02 09 02.2          20.28GVEY108I52

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m Schmidt-
    Cassegrain + 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.  0.76-m f/3.0
    astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard, K. W.
    Wierzchos.  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.  1.0-m reflector + CCD.

Orbital elements:
2020 YK3                                                 Earth MOID = 0.0069 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 169.13079              (2000.0)            P               Q                  
n   1.32718378     Peri.  169.23788     +0.04375238     +0.99809532             
a   0.8200657      Node   103.25934     -0.91989041     +0.05722993             
e   0.2211461      Incl.    2.56095     -0.38972730     -0.02303206             
P   0.74           H   27.16          G   0.15           U   6                  
Residuals in seconds of arc
201222 G96  0.3-  0.1+    201222 I52  0.3-  0.5+    201224 807  0.1+  0.0-
201222 G96  0.2+  0.2-    201222 I52  0.0-  0.3-    201224 807  0.1-  0.1-
201222 G96  0.6+  0.1+    201222 I52  0.7-  0.0-    201224 I52  0.9-  0.1+
201222 858  0.0+  0.1+    201223 H21  0.1+  0.2-    201224 I52 (0.4+  1.4+)
201222 858  0.3+  0.1+    201223 H21  0.3+  0.1-    201224 I52  0.6+  0.2+
201222 858  0.6-  0.0+    201223 H21  0.0+  0.5+
201222 I52  0.7+  0.4-    201224 807  0.1-  0.1-

Ephemeris:
2020 YK3                 a,e,i = 0.82, 0.22, 3                   q = 0.6387
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 24    10 49 40.0 -21 13 55   0.06008 0.9698    71.5   105.2    24.9
...
2020 12 09    09 09 24.7 -23 41 20   0.03021 0.9929   104.4    73.9    22.1
...
2020 12 17    06 21 28.4 -18 19 42   0.02056 0.9992   137.1    42.1    20.4
...
2020 12 23    03 55 51.6 -04 31 11   0.02364 1.0012   137.8    41.3    20.6
2020 12 24    03 38 20.9 -02 27 09   0.02498 1.0013   134.9    44.1    20.8
2020 12 25    03 22 51.2 -00 34 53   0.02649 1.0014   131.9    47.0    21.1
...
2020 12 31    02 21 23.5 +07 06 25   0.03759 1.0002   115.8    62.3    22.3
...
2021 01 08    01 43 44.8 +12 04 44   0.05454 0.9950   100.8    76.1    23.5
...
2021 01 23    01 15 39.8 +16 14 42   0.08557 0.9742    80.8    94.3    25.1

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y108




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