[Iaude] MPEC Y70: 2019 YD2 [a=2.37,e=0.54,i=5.3,H=21.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun Dec 22 17:46:10 EST 2019


M.P.E.C. 2019-Y70                             Issued 2019 December 22, 22:44 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 YD2                                    


Observations:
     K19Y02D* C2019 12 20.33965 07 54 47.22 +17 13 17.5          20.0 GVEY070G96
     K19Y02D  C2019 12 20.35076 07 54 49.45 +17 13 24.4          20.1 GVEY070G96
     K19Y02D  C2019 12 20.35632 07 54 50.56 +17 13 27.3          20.0 GVEY070G96
     K19Y02D  C2019 12 20.42104 07 55 03.47 +17 14 04.3                VEY070I52
     K19Y02D  C2019 12 20.42253 07 55 03.77 +17 14 05.3                VEY070I52
     K19Y02D  C2019 12 20.42403 07 55 04.08 +17 14 06.8                VEY070I52
     K19Y02D  C2019 12 20.43831107 55 08.577+17 14 20.98         20.11wUEY070F52
     K19Y02D  C2019 12 20.46312307 55 13.514+17 14 36.10         20.24wUEY070F52
     K19Y02D  C2019 12 20.47561107 55 15.992+17 14 43.53         20.26wUEY070F52
     K19Y02D  C2019 12 21.19962 07 57 49.46 +17 21 32.9          19.4 VVEY070033
     K19Y02D  C2019 12 21.20094 07 57 49.73 +17 21 33.7          19.5 VVEY070033
     K19Y02D |C2019 12 21.20149 07 57 52.14 +17 22 21.3          20.0 GuEY070807
     K19Y02D  C2019 12 21.20225 07 57 50.02 +17 21 34.5          19.4 VVEY070033
     K19Y02D |C2019 12 21.20448 07 57 52.76 +17 22 23.1          19.9 GuEY070807
     K19Y02D |C2019 12 21.20711 07 57 53.30 +17 22 24.8          20.0 GuEY070807
     K19Y02D  C2019 12 21.29517 07 58 12.66 +17 22 42.6          19.9 GVEY070I52
     K19Y02D  C2019 12 21.29700 07 58 13.02 +17 22 43.5          20.0 GVEY070I52
     K19Y02D  C2019 12 21.29742 07 58 13.10 +17 22 43.9          20.1 GVEY070I52
     K19Y02D KC2019 12 21.33506 07 58 20.63 +17 23 09.0                 EY070711
     K19Y02D KC2019 12 21.33769 07 58 21.14 +17 23 10.8                 EY070711
     K19Y02D KC2019 12 21.34035 07 58 21.71 +17 23 11.7                 EY070711
     K19Y02D  C2019 12 21.90054 08 00 25.51 +17 28 43.3          20.4 VVEY070033
     K19Y02D  C2019 12 21.90151 08 00 25.72 +17 28 43.7          20.3 VVEY070033
     K19Y02D  C2019 12 21.90247 08 00 25.93 +17 28 44.5          20.5 VVEY070033
     K19Y02D KC2019 12 21.97122308 00 40.67 +17 29 32.6          20.0 GVEY070L01
     K19Y02D KC2019 12 21.97437808 00 41.37 +17 29 34.8          19.9 GVEY070L01
     K19Y02D KC2019 12 21.97674008 00 41.88 +17 29 36.1          20.0 GVEY070L01
     K19Y02D IC2019 12 22.27839 08 01 49.50 +17 32 54.6                oEY070711
     K19Y02D KC2019 12 22.28129 08 01 50.10 +17 32 56.4                oEY070711
     K19Y02D KC2019 12 22.28309408 01 49.93 +17 32 53.5          19.8 VuEY070H21
     K19Y02D KC2019 12 22.28422 08 01 50.73 +17 32 58.6                oEY070711
     K19Y02D KC2019 12 22.28600108 01 50.54 +17 32 55.2          19.8 VuEY070H21
     K19Y02D KC2019 12 22.28680 08 01 51.30 +17 33 00.4                oEY070711
     K19Y02D KC2019 12 22.28891008 01 51.15 +17 32 57.1          20.1 VuEY070H21
     K19Y02D KC2019 12 22.29181708 01 51.78 +17 32 59.0          20.1 VuEY070H21
     K19Y02D KC2019 12 22.29472308 01 52.39 +17 33 01.0          20.0 VuEY070H21

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C. 
   Hoegner, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
711 McDonald Observatory, Fort Davis.  Observers , J. G. Ries.  Measurer J. G. 
   Ries.  , 2.1-m reflector + CCD + focal reducer.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.  
    0.61-m f/6.5 astrograph + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe, A. 
   Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. 
   Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. 
   Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  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.  1.5-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 T. A. Pruyne, 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.  1.0-m 
   reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
   CCD.

Orbital elements:
2019 YD2                                                 Earth MOID = 0.1216 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
M  32.20782              (2000.0)            P               Q
n   0.27049109     Peri.   35.42903     -0.73052952     -0.67676084
a   2.3679221      Node   101.70929     +0.60308713     -0.70204812
e   0.5374864      Incl.    5.34545     +0.32033191     -0.22163755
P   3.64           H   21.6           G   0.15           U   7
Residuals in seconds of arc
191220 G96  0.5-  0.1+    191221 033  0.0   0.1-    191221 L01  0.2-  0.1-
191220 G96  0.2-  0.4+    191221 807  0.2+  0.1-    191221 L01  0.3+  0.1+
191220 G96  0.2-  0.1+    191221 807  0.2+  0.0     191221 L01  0.4+  0.2-
191220 I52  0.3+  0.5-    191221 I52  0.2+  0.2+    191222 711  0.4-  0.2+
191220 I52  0.3+  0.4-    191221 I52  0.0   0.1-    191222 711  0.6-  0.0
191220 I52  0.5+  0.3+    191221 I52  0.1-  0.1+    191222 H21  0.3+  0.1+
191220 F52  0.0   0.2+    191221 711  0.0   0.0     191222 711  0.5-  0.3+
191220 F52  0.1-  0.2+    191221 711  0.4-  0.2+    191222 H21  0.2+  0.1-
191220 F52  0.1-  0.2+    191221 711  0.1-  0.6-    191222 711  0.2-  0.4+
191221 033  0.0   0.2-    191221 033  0.0   0.1-    191222 H21  0.1+  0.1-
191221 033  0.2-  0.1-    191221 033  0.0   0.3-    191222 H21  0.3+  0.0
191221 807  0.1+  0.0     191221 033  0.0   0.2-    191222 H21  0.3+  0.1+

Ephemeris:
2019 YD2                 a,e,i = 2.37, 0.54, 5                   q = 1.0952
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 22    06 41 28.1 +15 16 13   0.4697  1.3749   138.4    28.5    21.9
...
2019 12 07    07 15 07.9 +15 44 56   0.3425  1.2825   145.6    25.7    21.0
...
2019 12 15    07 37 17.3 +16 28 47   0.2865  1.2381   148.7    24.4    20.5
...
2019 12 21    07 57 07.4 +17 19 55   0.2500  1.2076   150.5    23.7    20.1
2019 12 22    08 00 46.1 +17 30 08   0.2444  1.2028   150.7    23.6    20.1
2019 12 23    08 04 31.3 +17 40 50   0.2389  1.1981   150.9    23.5    20.0
...
2019 12 29    08 29 37.6 +18 55 16   0.2091  1.1716   151.6    23.5    19.7
...
2020 01 06    09 11 15.1 +20 55 08   0.1780  1.1416   150.6    25.0    19.3
...
2020 01 21    10 53 21.5 +23 58 54   0.1483  1.1045   141.9    33.3    19.1

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y70




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