[Iaude] MPEC Y82: 2020 YG2 [a=2.52,e=0.63,i=0.7,H=24.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 21 21:59:19 EST 2020


M.P.E.C. 2020-Y82                             Issued 2020 December 22, 02:58 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 YG2                                    


Observations:
     K20Y02G* C2020 12 20.19277002 50 49.28 +04 23 01.1          20.06GVEY082G96
     K20Y02G  C2020 12 20.19841202 50 57.94 +04 23 50.0          20.21GVEY082G96
     K20Y02G  C2020 12 20.20406002 51 06.65 +04 24 38.1          19.73GVEY082G96
     K20Y02G KC2020 12 20.31812702 54 01.98 +04 40 51.2          20.23GVEY082I52
     K20Y02G KC2020 12 20.31869902 54 02.85 +04 40 55.7          20.04GVEY082I52
     K20Y02G KC2020 12 20.31926902 54 03.75 +04 41 00.5          19.44GVEY082I52
     K20Y02G KC2020 12 20.31983802 54 04.63 +04 41 05.7          19.27GVEY082I52
     K20Y02G 2C2020 12 20.79619803 06 31.75 +05 46 35.3          20.1 GVEY082Z84
     K20Y02G 2C2020 12 20.80528003 06 45.08 +05 47 48.3          20.0 GVEY082Z84
     K20Y02G 2C2020 12 20.81436503 06 58.43 +05 49 01.3          20.2 GVEY082Z84
     K20Y02G 2C2020 12 20.82360103 07 11.95 +05 50 15.9          19.9 GVEY082Z84
     K20Y02G KC2020 12 21.05479203 12 57.54 +06 20 32.6          20.2 VuEY082H21
     K20Y02G KC2020 12 21.06498603 13 12.13 +06 21 52.1          20.1 VuEY082H21
     K20Y02G KC2020 12 21.06799603 13 16.42 +06 22 15.5          20.2 VuEY082H21
     K20Y02G KC2020 12 21.11858703 14 31.82 +06 29 01.2          19.79GVEY082I52
     K20Y02G KC2020 12 21.11915003 14 32.62 +06 29 05.2          20.06GVEY082I52
     K20Y02G KC2020 12 21.11971403 14 33.41 +06 29 09.6          19.70GVEY082I52
     K20Y02G KC2020 12 21.12035803 14 34.34 +06 29 14.9          19.41GVEY082I52
     K20Y02G KC2020 12 21.13863203 14 59.55 +06 31 30.2          20.4 VqEY082858
     K20Y02G KC2020 12 21.14781803 15 12.57 +06 32 40.9          20.4 VqEY082858
     K20Y02G KC2020 12 21.15692903 15 25.44 +06 33 50.6          20.5 VqEY082858
     K20Y02G KC2020 12 22.05653903 36 25.42 +08 21 09.3          20.5 VuEY082H21
     K20Y02G KC2020 12 22.05945103 36 29.15 +08 21 29.5          20.2 VuEY082H21
     K20Y02G KC2020 12 22.10176503 37 26.00 +08 26 20.3          20.3 VqEY082858
     K20Y02G KC2020 12 22.10732203 37 33.14 +08 26 57.2          20.1 VqEY082858
     K20Y02G KC2020 12 22.11287603 37 40.25 +08 27 34.8          20.4 VqEY082858

Observer details:
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.  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.
Z84 Calar Alto-Schmidt.  Observer E. Schwab.  Measurers E. Schwab, D. Koschny,
    M. Micheli, R. Jehn.  0.8-m f/3 Schmidt + CCD.

Orbital elements:
2020 YG2                                                 Earth MOID = 0.0038 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M   6.90418              (2000.0)            P               Q
n   0.24614626     Peri.  199.83969     +0.70904591     -0.70514230
a   2.5215866      Node   205.00389     +0.64865914     +0.65516864
e   0.6337190      Incl.    0.72033     +0.27657768     +0.27116121
P   4.00           H   24.7           G   0.15           U   7
Residuals in seconds of arc
201220 G96  0.0   0.3-    201220 Z84  0.1+  0.2-    201221 858  0.0   0.1+
201220 G96  0.2-  0.0     201220 Z84  0.1-  0.1+    201221 858  0.2+  0.1+
201220 G96  0.2+  0.4-    201221 H21  0.3+  0.0     201221 858  0.1+  0.1-
201220 I52  0.1-  0.4+    201221 H21  0.0   0.1+    201222 H21  0.2-  0.5-
201220 I52  0.2-  0.1+    201221 H21  0.3-  0.1+    201222 H21  0.7-  0.1+
201220 I52  0.1+  0.1+    201221 I52  0.0   0.0     201222 858  0.2+  0.2+
201220 I52  0.1+  0.4+    201221 I52  0.0   0.4-    201222 858  0.3+  0.1-
201220 Z84  0.0   0.1+    201221 I52  0.1-  0.3-    201222 858  0.2+  0.4+
201220 Z84  0.3-  0.1-    201221 I52  0.1+  0.0

Ephemeris:
2020 YG2                 a,e,i = 2.52, 0.63, 1                   q = 0.9236
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 22    20 31 15.4 -20 22 49   0.1890  0.9246    65.2   104.1    24.7
...
2020 12 07    21 58 51.7 -17 53 20   0.09286 0.9584    70.6   104.1    23.3
...
2020 12 15    00 22 40.4 -08 53 03   0.05646 0.9940    98.3    78.5    21.2
...
2020 12 21    03 11 31.7 +06 14 42   0.05878 1.0273   136.7    41.0    20.2
2020 12 22    03 35 05.0 +08 15 59   0.06227 1.0334   141.9    36.0    20.2
2020 12 23    03 56 12.0 +09 59 35   0.06643 1.0395   146.3    31.7    20.2
...
2020 12 29    05 20 05.5 +15 47 56   0.1004  1.0790   161.4    16.9    20.8
...
2021 01 06    06 10 09.6 +18 20 36   0.1579  1.1371   165.9    12.2    21.7
...
2021 01 21    06 48 10.3 +19 49 12   0.2871  1.2580   160.2    15.3    23.3

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y82




More information about the Iaude mailing list