[Iaude] MPEC Y83: 2020 YH2 [a=2.19,e=0.51,i=5.1,H=21.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 21 22:00:35 EST 2020


M.P.E.C. 2020-Y83                             Issued 2020 December 22, 02:59 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 YH2                                    


Observations:
     K20Y02H* C2020 12 20.12733901 14 06.32 +06 48 56.9          21.14GVEY083G96
     K20Y02H  C2020 12 20.13301101 14 08.06 +06 49 01.7          21.98GVEY083G96
     K20Y02H  C2020 12 20.13868201 14 09.83 +06 49 07.8          22.04GVEY083G96
     K20Y02H  C2020 12 20.14434901 14 11.62 +06 49 14.3          21.89GVEY083G96
     K20Y02H KC2020 12 20.23973201 14 41.24 +06 50 54.1          21.84GVEY083V06
     K20Y02H KC2020 12 20.24328801 14 42.32 +06 50 57.8          21.10GVEY083V06
     K20Y02H KC2020 12 20.24685101 14 43.43 +06 51 00.8          21.33GVEY083V06
     K20Y02H KC2020 12 21.12588801 19 21.47 +07 06 17.0          22.00GVEY083G96
     K20Y02H KC2020 12 21.12710401 19 21.84 +07 06 17.9          22.14GVEY083G96
     K20Y02H KC2020 12 21.12832101 19 22.21 +07 06 19.2          22.10GVEY083G96
     K20Y02H KC2020 12 22.06534801 24 14.49 +07 22 20.1          22.03GVEY083V06
     K20Y02H KC2020 12 22.06979001 24 15.83 +07 22 24.8          21.26GVEY083V06
     K20Y02H KC2020 12 22.07423201 24 17.18 +07 22 29.1          21.44GVEY083V06
     K20Y02H KC2020 12 22.07867301 24 18.53 +07 22 33.5          21.09GVEY083V06

Observer details:
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.
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 YH2                                                 Earth MOID = 0.0897 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M  12.72532              (2000.0)            P               Q
n   0.30425942     Peri.  137.58795     +0.90979641     -0.40696570
a   2.1893071      Node   246.59463     +0.35297652     +0.86199915
e   0.5136892      Incl.    5.09775     +0.21835309     +0.30221909
P   3.24           H   21.7           G   0.15           U   9
Residuals in seconds of arc
201220 G96  0.0   0.5+    201220 V06  0.2-  0.4+    201222 V06  0.1-  0.1+
201220 G96  0.3-  0.6-    201220 V06  0.2-  0.2-    201222 V06  0.1-  0.2+
201220 G96  0.1-  0.5-    201221 G96  0.0   0.1+    201222 V06  0.0   0.0
201220 G96  0.4+  0.1+    201221 G96  0.0   0.2-    201222 V06  0.2+  0.1-
201220 V06  0.3+  0.4+    201221 G96  0.0   0.2-

Ephemeris:
2020 YH2                 a,e,i = 2.19, 0.51, 5                   q = 1.0647
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 22    22 28 38.8 -02 07 22   0.3266  1.0834    98.2    64.5    21.7
...
2020 12 07    23 59 18.9 +02 40 10   0.3451  1.1293   105.8    57.1    21.7
...
2020 12 15    00 46 03.6 +05 15 54   0.3734  1.1632   109.5    52.9    21.8
...
2020 12 21    01 18 41.8 +07 04 15   0.4032  1.1923   111.5    50.1    22.0
2020 12 22    01 23 53.7 +07 21 22   0.4089  1.1974   111.8    49.7    22.0
2020 12 23    01 29 01.1 +07 38 11   0.4147  1.2026   112.1    49.3    22.0
...
2020 12 29    01 58 13.6 +09 12 46   0.4538  1.2351   113.3    47.0    22.2
...
2021 01 06    02 33 10.8 +11 02 07   0.5158  1.2816   113.8    44.6    22.5
...
2021 01 21    03 28 28.9 +13 42 56   0.6593  1.3764   112.3    41.4    23.1

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y83




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