[Iaude] MPEC Y20: 2019 YJ [a=1.44,e=0.29,i=41.0,H=23.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 19 11:17:20 EST 2019


M.P.E.C. 2019-Y20                             Issued 2019 December 19, 16:15 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

                                    2019 YJ                                     


Observations:
     K19Y00J* C2019 12 17.13630 02 41 44.03 +28 13 50.3          20.6 GVEY020G96
     K19Y00J  C2019 12 17.14141 02 41 39.45 +28 15 05.5          20.8 GVEY020G96
     K19Y00J  C2019 12 17.14653 02 41 34.87 +28 16 21.1          21.0 GVEY020G96
     K19Y00J  C2019 12 17.15164 02 41 30.47 +28 17 35.4          21.1 GVEY020G96
     K19Y00J  C2019 12 17.21425 02 40 34.39 +28 32 56.7                VEY020I52
     K19Y00J  C2019 12 17.21906 02 40 30.13 +28 34 07.6          21.5 GVEY020I52
     K19Y00J  C2019 12 17.22146 02 40 27.94 +28 34 42.9          21.1 GVEY020I52
     K19Y00J  C2019 12 19.15800 02 11 55.61 +35 52 36.3          21.1 GVEY020G96
     K19Y00J  C2019 12 19.15858 02 11 55.08 +35 52 43.4          20.9 GVEY020G96
     K19Y00J  C2019 12 19.15916 02 11 54.56 +35 52 51.1          20.7 GVEY020G96

Observer details:
G96 Mt. Lemmon Survey.  Observers H. Groeller, 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.  1.5-m reflector + 10K 
   CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer 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:
2019 YJ                                                  Earth MOID = 0.1103 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Pan
M  70.89813              (2000.0)            P               Q
n   0.56869561     Peri.   44.70525     -0.38122600     -0.66430979
a   1.4428332      Node    78.67555     +0.55160298     -0.72154228
e   0.2880873      Incl.   40.97244     +0.74189007     +0.19511342
P   1.73           H   23.9           G   0.15           U   9
Residuals in seconds of arc
191217 G96  0.2-  0.6+    191217 I52  0.2-  0.4-    191219 G96  0.0   0.2-
191217 G96  0.5-  0.2+    191217 I52  0.3+  0.2+    191219 G96  0.2+  0.3+
191217 G96  0.6-  0.1+    191217 I52  0.3-  0.3+
191217 G96  1.5+  1.1-    191219 G96  0.1-  0.1-

Ephemeris:
2019 YJ                  a,e,i = 1.44, 0.29, 41                  q = 1.0272
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 19    05 59 26.2 -33 55 46   0.3538  1.1899   116.7    47.9    23.8
...
2019 12 04    05 00 32.1 -19 34 45   0.1895  1.1336   138.0    35.6    22.0
...
2019 12 12    03 49 01.7 +05 35 36   0.1351  1.1068   153.2    23.7    20.9
...
2019 12 18    02 29 07.8 +31 39 27   0.1373  1.0887   137.1    37.9    21.3
2019 12 19    02 14 18.0 +35 19 31   0.1418  1.0859   133.2    41.4    21.5
2019 12 20    01 59 19.5 +38 38 17   0.1471  1.0831   129.3    44.6    21.6
...
2019 12 26    00 33 36.9 +51 28 08   0.1935  1.0676   110.8    59.5    22.6
...
2020 01 03    23 09 51.4 +57 26 31   0.2728  1.0505    96.7    68.4    23.6
...
2020 01 18    21 49 48.4 +60 01 55   0.4266  1.0306    84.0    71.7    24.6

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y20




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