[Iaude] MPEC Y89: 2020 YP2 [a=1.94,e=0.46,i=7.1,H=24.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Dec 22 03:30:28 EST 2020


M.P.E.C. 2020-Y89                             Issued 2020 December 22, 08:29 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 YP2                                    


Observations:
     K20Y02P* C2020 12 20.19605502 57 32.55 +06 13 15.1          21.58GVEY089G96
     K20Y02P  C2020 12 20.20170302 57 33.82 +06 13 49.2          21.71GVEY089G96
     K20Y02P  C2020 12 20.20734602 57 35.14 +06 14 23.8          21.85GVEY089G96
     K20Y02P  C2020 12 20.21299802 57 36.41 +06 14 59.2          21.43GVEY089G96
     K20Y02P KC2020 12 20.30989502 57 59.10 +06 24 56.0          21.04GVEY089V06
     K20Y02P KC2020 12 20.31345102 57 59.95 +06 25 17.9          20.99GVEY089V06
     K20Y02P KC2020 12 20.31701102 58 00.81 +06 25 40.1          21.13GVEY089V06
     K20Y02P KC2020 12 20.32058802 58 01.69 +06 26 01.9          20.80GVEY089V06
     K20Y02P KC2020 12 21.14428103 01 48.21 +07 52 21.6          21.30GVEY089V06
     K20Y02P KC2020 12 21.14605803 01 48.63 +07 52 32.8          21.21GVEY089V06
     K20Y02P KC2020 12 21.14783403 01 49.07 +07 52 44.2          21.45GVEY089V06
     K20Y02P KC2020 12 21.14961103 01 49.50 +07 52 55.4          21.39GVEY089V06
     K20Y02P |C2020 12 22.11289 03 06 18.87 +09 38 08.5          21.4 VuEY089807
     K20Y02P |C2020 12 22.12105 03 06 20.98 +09 39 02.3          21.2 VuEY089807
     K20Y02P KC2020 12 22.12556503 06 25.79 +09 37 56.8          20.91GVEY089I52
     K20Y02P |C2020 12 22.12921 03 06 23.13 +09 39 55.0          21.5 VuEY089807
     K20Y02P KC2020 12 22.12979203 06 26.87 +09 38 25.0          21.62GVEY089I52
     K20Y02P KC2020 12 22.13403603 06 27.99 +09 38 53.1                VEY089I52
     K20Y02P KC2020 12 22.13825303 06 29.08 +09 39 20.4          20.63GVEY089I52

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    0.61-m f/6.5 astrograph + 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.
I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m
    reflector + 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 YP2                                                 Earth MOID = 0.0713 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
M 358.06210              (2000.0)            P               Q                  
n   0.36480301     Peri.  354.67344     +0.05080995     -0.99099296             
a   1.9398305      Node    92.37304     +0.92081525     -0.00154802             
e   0.4563729      Incl.    7.12340     +0.38667509     +0.13390505             
P   2.70           H   24.86          G   0.15           U   8                  
Residuals in seconds of arc
201220 G96  0.2+  0.6+    201220 V06  0.2+  0.2-    201222 I52  0.1-  0.3-
201220 G96  0.2-  0.1-    201221 V06  0.1+  0.1+    201222 807  0.6+  0.1-
201220 G96  0.1+  0.3-    201221 V06  0.0+  0.0-    201222 I52  0.3-  0.1+
201220 G96  0.3-  0.2+    201221 V06  0.1+  0.1+    201222 I52  0.0+  0.3+
201220 V06  0.0-  0.3-    201221 V06  0.1+  0.1-    201222 I52  0.0+  0.1-
201220 V06  0.1-  0.2-    201222 807  0.3-  0.2-
201220 V06  0.1+  0.0-    201222 807  0.1-  0.4+

Ephemeris:
2020 YP2                 a,e,i = 1.94, 0.46, 7                   q = 1.0545
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 22    02 01 57.1 -19 31 02   0.1684  1.1079   132.2    41.3    22.8
...
2020 12 07    02 17 57.2 -10 54 44   0.1256  1.0686   129.0    45.8    22.2
...
2020 12 15    02 38 00.9 -01 50 26   0.1070  1.0578   131.2    44.5    21.8
...
2020 12 21    03 01 07.2 +07 37 38   0.09705 1.0546   135.0    41.2    21.5
2020 12 22    03 05 47.4 +09 24 48   0.09585 1.0545   135.8    40.5    21.5
2020 12 23    03 10 42.9 +11 14 53   0.09479 1.0546   136.7    39.8    21.4
...
2020 12 29    03 45 54.1 +22 49 45   0.09209 1.0572   141.8    35.1    21.2
...
2021 01 06    04 47 12.5 +36 50 02   0.09923 1.0675   146.6    30.5    21.3
...
2021 01 21    06 51 42.7 +48 23 31   0.1416  1.1058   147.3    28.8    22.1

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y89




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