[Iaude] MPEC Y93: 2019 YW2 [a=1.67,e=0.50,i=1.9,H=24.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 25 18:47:18 EST 2019


M.P.E.C. 2019-Y93                             Issued 2019 December 25, 23:45 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 YW2                                    


Observations:
     K19Y02W* C2019 12 24.51364108 07 36.96 +19 16 40.9          17.05oVEY093T08
     K19Y02W  C2019 12 24.51666408 07 33.90 +19 16 37.1          17.05oVEY093T08
     K19Y02W  C2019 12 24.52375308 07 26.74 +19 16 28.1          17.10oVEY093T08
     K19Y02W  C2019 12 24.53898008 07 11.45 +19 16 08.0          17.71oVEY093T08
     K19Y02W  C2019 12 24.87480108 02 56.20 +19 06 53.6          17.5 GVEY093L01
     K19Y02W  C2019 12 24.87637008 02 54.97 +19 06 52.3          17.5 GVEY093L01
     K19Y02W KC2019 12 24.87652 08 02 54.70 +19 06 49.5          18.4 GVEY093595
     K19Y02W  C2019 12 24.87663108 02 54.75 +19 06 52.0          17.6 GVEY093L01
     K19Y02W  C2019 12 24.87689308 02 54.55 +19 06 51.9          17.4 GVEY093L01
     K19Y02W  C2019 12 24.87715508 02 54.35 +19 06 52.0          17.5 GVEY093L01
     K19Y02W  C2019 12 24.87902408 02 52.87 +19 06 50.7          17.5 GVEY093L01
     K19Y02W KC2019 12 24.87936 08 02 52.46 +19 06 48.6          18.2 GVEY093595
     K19Y02W KC2019 12 24.88220 08 02 50.14 +19 06 46.3          17.8 GVEY093595
     K19Y02W KC2019 12 24.88504 08 02 47.97 +19 06 43.4          17.8 GVEY093595
     K19Y02W KC2019 12 24.88789 08 02 45.68 +19 06 41.8                VEY093595
     K19Y02W KC2019 12 24.94179 08 02 03.38 +19 06 04.1          17.5 GVEY093K63
     K19Y02W KC2019 12 24.94646 08 01 59.68 +19 06 00.4          16.1 GVEY093K63
     K19Y02W KC2019 12 24.95082 08 01 56.20 +19 05 56.5          17.1 GVEY093K63
     K19Y02W KC2019 12 24.97794 08 01 34.70 +19 05 25.4          17.5 GVEY093203
     K19Y02W bC2019 12 24.98770 08 01 26.89 +19 05 15.4                VEY093204
     K19Y02W KC2019 12 24.99326 08 01 22.51 +19 05 12.0                VEY093203
     K19Y02W bC2019 12 24.99349 08 01 22.28 +19 05 10.4                VEY093204
     K19Y02W bC2019 12 24.99928 08 01 17.68 +19 05 05.0          17.7 GVEY093204
     K19Y02W KC2019 12 25.00535 08 01 12.86 +19 05 00.5                VEY093203
     K19Y02W KC2019 12 25.02740708 00 57.20 +19 04 11.7          17.3 GVEY093Z80
     K19Y02W KC2019 12 25.02966408 00 55.43 +19 04 09.4          17.2 GVEY093Z80
     K19Y02W KC2019 12 25.03203708 00 53.57 +19 04 07.5          18.3 GVEY093Z80
     K19Y02W KC2019 12 25.13646 07 59 48.84 +19 08 02.1          17.3 VUEY093X31
     K19Y02W KC2019 12 25.14130 07 59 45.12 +19 07 58.1          17.4 VUEY093X31
     K19Y02W KC2019 12 25.14414 07 59 42.97 +19 07 55.9          17.5 VUEY093X31
     K19Y02W KC2019 12 25.17569 07 59 23.81 +19 02 30.0          17.6 GVEY093W34
     K19Y02W KC2019 12 25.17934 07 59 21.15 +19 02 27.3          17.4 GVEY093W34
     K19Y02W KC2019 12 25.18245 07 59 18.86 +19 02 25.3          17.5 GVEY093W34
     K19Y02W KC2019 12 25.18745 07 59 15.21 +19 02 21.9          17.5 GVEY093W34
     K19Y02W KC2019 12 25.86978 07 52 42.69 +18 51 22.1          17.1  VEY093C82
     K19Y02W KC2019 12 25.87754 07 52 38.16 +18 51 17.2          17.0  VEY093C82
     K19Y02W KC2019 12 25.88715 07 52 33.12 +18 50 53.7          17.8 VqEY093C77
     K19Y02W KC2019 12 25.88999 07 52 31.60 +18 50 52.3          18.0 VqEY093C77
     K19Y02W KC2019 12 25.89310 07 52 29.90 +18 50 50.5          17.6 VqEY093C77
     K19Y02W KC2019 12 25.89622 07 52 28.20 +18 50 49.2          17.7 VqEY093C77
     K19Y02W KC2019 12 25.90015 07 52 25.66 +18 50 50.0          17.7 GVEY093104
     K19Y02W KC2019 12 25.90413 07 52 23.48 +18 50 47.8                VEY093104
     K19Y02W KC2019 12 25.90811 07 52 21.27 +18 50 45.6          17.9 GVEY093104

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers P. 
   Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
203 GiaGa Observatory.  Observers S. Foglia, G. Galli.  Measurer G. Galli.  
    0.36-m f/5.76 Schmidt-Cassegrain + CCD.
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector + CCD.
595 Farra d'Isonzo.  Observers U. Montanar, E. Pettarin.  Measurer U. 
   Montanar.  0.61-m f/4.5 reflector + CCD.
C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/4.0 reflector + CCD.
C82 Osservatorio Astronomico Nastro Verde, Sorrento.  Observer N. Ruocco.  
    0.35-m f/6.3 Schmidt + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observers R. Bacci, P. 
   Bacci.  Measurer R. Bacci.  0.4-m f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector + 
   CCD.
T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, J. Tonry, A. Heinze, H. 
   Weiland, H. Flewelling.  Measurers L. Denneau, J. Tonry, A. Heinze, H. 
   Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, J. Robinson, N. Erasmus. 
    0.5-m reflector + CCD.
W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.35-m f/1.9 
   Schmidt-Cassegrain + CCD.
X31 Galileo Galilei Observatory, Oro Verde.  Observer C. Fornari.  0.35-m f/11 
   Schmidt-Cassegrain + CCD.
Z80 Northolt Branch Observatory.  Observer G. Wells.  0.25-m f/8.0 
   Ritchey-Chretien + CCD.

Orbital elements:
2019 YW2                                                 Earth MOID = 0.0019 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M  92.17522              (2000.0)            P               Q
n   0.45466633     Peri.  119.27665     +0.85420163     -0.51890938
a   1.6749719      Node   272.00007     +0.46494538     +0.79052741
e   0.5035749      Incl.    1.87798     +0.23273455     +0.32526830
P   2.17           H   24.1           G   0.15           U   7
Residuals in seconds of arc
191224 T08  0.0   0.1-    191224 K63  0.5-  0.2+    191225 W34  0.1+  0.2-
191224 T08  0.0   0.1-    191224 K63  0.1+  0.3+    191225 W34  0.2+  0.4-
191224 T08  0.0   0.0     191224 K63  0.2+  0.1+    191225 W34  0.0   0.2-
191224 T08  0.1-  0.0     191224 203  0.6+  0.5-    191225 W34  0.2+  0.0
191224 L01  0.2-  0.1-    191224 204  0.2-  0.2-    191225 C82 (2.9+  0.9+)
191224 L01  0.1+  0.3-    191224 203  0.6+  0.0     191225 C82  0.5-  0.1+
191224 595  0.5-  0.3-    191224 204  0.4-  0.1+    191225 C77  0.3-  0.0
191224 L01  0.0   0.4-    191224 204  0.5-  0.1+    191225 C77  0.1+  0.1+
191224 L01  0.1+  0.3-    191225 203  0.2-  0.2-    191225 C77  0.1+  0.0
191224 L01  0.2+  0.0     191225 Z80  0.5+  0.1-    191225 C77  0.1+  0.4+
191224 L01  0.4+  0.1+    191225 Z80  0.2+  0.2-    191225 104  0.1+  0.2-
191224 595  0.1-  0.9+    191225 Z80  0.1-  0.1+    191225 104  0.3+  0.2-
191224 595  0.9-  0.7+    191225 X31  0.5+  0.2+    191225 104  0.1+  0.1-
191224 595  0.4+  0.0     191225 X31  0.5-  0.1+
191224 595  0.2+  0.5+    191225 X31  0.6-  0.2+

Ephemeris:
2019 YW2                 a,e,i = 1.67, 0.50, 2                   q = 0.8315
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 25    18 49 26.1 -17 38 34   0.1831  0.8551    40.0   132.1    26.0
...
2019 12 10    18 46 05.6 -16 20 06   0.07302 0.9190    24.6   153.5    27.4
...
2019 12 18    17 41 21.6 -12 08 44   0.01861 0.9658    11.2   168.6    31.0
...
2019 12 24    08 16 11.8 +19 28 13   0.02472 1.0050   149.7    29.6    17.4
2019 12 25    08 01 13.3 +19 07 14   0.03135 1.0118   154.1    25.1    17.8
2019 12 26    07 51 27.9 +18 51 26   0.03808 1.0187   157.3    21.9    18.1
...
2020 01 01    07 27 38.2 +18 09 50   0.07949 1.0613   168.3    10.8    19.4
...
2020 01 09    07 18 00.1 +17 59 37   0.1376  1.1205   175.8     3.7    20.4
...
2020 01 24    07 13 23.8 +18 09 08   0.2596  1.2356   163.8    12.9    22.4

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y93




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