[Iaude] MPEC Y98: 2019 YZ2 [a=1.90,e=0.57,i=10.4,H=22.7]

Thu Dec 26 18:06:20 EST 2019

M.P.E.C. 2019-Y98                             Issued 2019 December 26, 23:04 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 YZ2                                    


Observations:
     K19Y02Z* C2019 12 24.32531403 56 29.648-12 13 11.85         20.60wUEY098F51
     K19Y02Z  C2019 12 24.33629103 56 33.538-12 12 41.14         20.97wUEY098F51
     K19Y02Z  C2019 12 24.34721803 56 37.393-12 12 10.66         20.83wUEY098F51
     K19Y02Z |C2019 12 25.12780 04 01 17.94 -11 36 02.2          20.9 VuEY098807
     K19Y02Z |C2019 12 25.13192 04 01 19.29 -11 35 51.2          20.9 VuEY098807
     K19Y02Z |C2019 12 25.13592 04 01 20.62 -11 35 40.6          21.0 VuEY098807
     K19Y02Z pC2019 12 25.82547304 05 13.99 -11 06 39.8          20.9 GVEY098L01
     K19Y02Z KC2019 12 25.82861904 05 14.93 -11 06 32.7          21.0 GVEY098L01
     K19Y02Z KC2019 12 25.83256104 05 16.19 -11 06 22.5          21.1 GVEY098L01
     K19Y02Z KC2019 12 25.83649104 05 17.44 -11 06 12.4          21.0 GVEY098L01
     K19Y02Z KC2019 12 25.86652 04 05 26.95 -11 04 56.2                VEY098104
     K19Y02Z KC2019 12 25.87773 04 05 30.38 -11 04 27.7          20.8 GVEY098104
     K19Y02Z KC2019 12 25.88892 04 05 33.85 -11 03 59.5          20.9 GVEY098104
     K19Y02Z KC2019 12 26.11449604 06 47.18 -10 54 27.9          20.7 VuEY098H21
     K19Y02Z KC2019 12 26.12525204 06 50.44 -10 54 00.7          20.9 VuEY098H21
     K19Y02Z KC2019 12 26.12990504 06 51.86 -10 53 49.3          21.0 VuEY098H21
     K19Y02Z KC2019 12 26.88800 04 10 45.19 -10 22 56.4          20.6 GVEY098K63
     K19Y02Z KC2019 12 26.89252 04 10 46.49 -10 22 46.0          20.5 GVEY098K63
     K19Y02Z KC2019 12 26.89891 04 10 48.37 -10 22 30.8          20.7 GVEY098K63

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers P. 
   Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.  
    0.61-m f/6.5 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, 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.
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.
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.

Orbital elements:
2019 YZ2                                                 Earth MOID = 0.0312 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M  80.29195              (2000.0)            P               Q
n   0.37576690     Peri.  134.90064     +0.95839055     -0.23945645
a   1.9019118      Node   239.54286     +0.18344689     +0.93372334
e   0.5656901      Incl.   10.38565     +0.21871165     +0.26612278
P   2.62           H   22.7           G   0.15           U   7
Residuals in seconds of arc
191224 F51  0.3+  0.0     191225 L01  0.3-  0.1-    191226 H21  0.3-  0.2+
191224 F51  0.5+  0.0     191225 L01  0.1+  0.1+    191226 H21  0.2-  0.0
191224 F51  0.4+  0.0     191225 L01  0.4+  0.2+    191226 K63  0.3-  0.3+
191225 807  0.1+  0.3+    191225 104  0.6+  0.4-    191226 K63  0.1-  0.1-
191225 807  0.1-  0.4+    191225 104  0.3-  0.3-    191226 K63  0.7+  0.2-
191225 807  0.1+  0.3+    191225 104  0.4-  0.6-
191225 L01  0.4+  0.8+    191226 H21  0.1-  0.2-

Ephemeris:
2019 YZ2                 a,e,i = 1.90, 0.57, 10                  q = 0.8260
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 26    19 50 51.3 -16 30 00   0.1482  0.9069    53.5   118.9    23.1
...
2019 12 11    00 52 07.3 -26 34 25   0.09264 1.0058   100.5    74.3    20.1
...
2019 12 19    03 12 40.7 -17 09 10   0.1351  1.0672   125.0    49.0    20.3
...
2019 12 25    04 00 33.4 -11 42 01   0.1834  1.1157   132.5    40.5    20.9
2019 12 26    04 06 09.7 -10 58 43   0.1921  1.1239   133.2    39.6    20.9
2019 12 27    04 11 18.4 -10 17 56   0.2011  1.1322   133.9    38.8    21.0
...
2020 01 02    04 35 12.7 -06 54 48   0.2575  1.1823   136.1    35.2    21.6
...
2020 01 10    04 56 25.3 -03 35 07   0.3394  1.2503   136.1    33.0    22.2
...
2020 01 25    05 23 36.9 +00 52 54   0.5112  1.3784   131.7    32.2    23.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Y98