[Iaude] MPEC S74: 2019 ST2 [a=2.35,e=0.59,i=0.9,H=23.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Sep 24 11:12:44 EDT 2019


M.P.E.C. 2019-S74                            Issued 2019 September 24, 15:10 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 ST2                                    


Observations:
     K19S02T* C2019 09 22.45234 02 55 28.85 +11 18 17.2                VES074G96
     K19S02T  C2019 09 22.45672 02 55 32.35 +11 18 28.6          20.1 GVES074G96
     K19S02T  C2019 09 22.46110 02 55 35.85 +11 18 39.8          20.1 GVES074G96
     K19S02T  C2019 09 22.46817 02 55 41.43 +11 18 58.2          19.8 GVES074G96
     K19S02T  C2019 09 22.50711 02 56 12.50 +11 20 38.3                VES074G96
     K19S02T  C2019 09 22.50740 02 56 12.70 +11 20 39.5                VES074G96
     K19S02T  C2019 09 22.50769 02 56 12.90 +11 20 40.4                VES074G96
     K19S02T  C2019 09 22.50798 02 56 13.13 +11 20 41.3          19.9 GVES074G96
     K19S02T  C2019 09 23.44595303 09 30.86 +12 01 34.1          19.8 GVES074H01
     K19S02T  C2019 09 23.45294503 09 36.75 +12 01 52.2          19.2 GVES074H01
     K19S02T  C2019 09 23.45988803 09 42.61 +12 02 10.0          21.0 GVES074H01
     K19S02T  C2019 09 23.46674803 09 48.39 +12 02 27.9          19.6 GVES074H01
     K19S02T KC2019 09 23.90745 03 16 22.77 +12 21 08.1          20.4 GVES074587
     K19S02T KC2019 09 23.90888 03 16 24.07 +12 21 11.7          20.6 GVES074587
     K19S02T KC2019 09 23.91080 03 16 25.75 +12 21 17.3          20.5 GVES074587
     K19S02T KC2019 09 23.91175 03 16 26.55 +12 21 19.1          20.8 GVES074587
     K19S02T KC2019 09 24.31004303 22 24.48 +12 38 37.0          20.3 VuES074H21
     K19S02T KC2019 09 24.31353403 22 27.60 +12 38 45.8          20.7 VuES074H21
     K19S02T KC2019 09 24.31749203 22 31.12 +12 38 56.0          20.4 VuES074H21

Observer details:
587 Sormano.  Observers P. Ghezzi, F. Manca, P. Sicoli, A. Testa.  Measurer P. 
   Sicoli.  0.5-m f/6.8 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers B. M. Africano, 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.  1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.  
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0 
   astrograph + CCD.

Orbital elements:
2019 ST2                                                 Earth MOID = 0.0129 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Pan
M 309.12433              (2000.0)            P               Q
n   0.27335532     Peri.  260.54263     +0.65756136     -0.75335473
a   2.3513523      Node   148.33823     +0.69732283     +0.60438420
e   0.5919317      Incl.    0.91135     +0.28522608     +0.25918408
P   3.61           H   23.4           G   0.15           U   6
Residuals in seconds of arc
190922 G96  0.1-  0.2+    190922 G96  0.6-  0.1+    190923 587  0.2+  0.8+
190922 G96  0.3+  0.2+    190923 H01  0.1+  0.1-    190923 587  0.4-  0.1+
190922 G96  0.6+  0.0     190923 H01  0.0   0.1-    190924 H21  0.0   0.1-
190922 G96  0.0   0.0     190923 H01  0.1+  0.2-    190924 H21  0.3+  0.4-
190922 G96  0.4+  0.7-    190923 H01  0.0   0.0     190924 H21  0.5+  0.4-
190922 G96  0.1-  0.2-    190923 587  0.0   0.5+
190922 G96  0.6-  0.1-    190923 587  0.5+  0.3+

Ephemeris:
2019 ST2                 a,e,i = 2.35, 0.59, 1                   q = 0.9595
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 08 25    00 02 18.4 -00 27 06   0.3000  1.2815   150.9    22.6    22.4
...
2019 09 09    00 55 54.2 +03 36 57   0.1809  1.1695   151.4    24.3    21.2
...
2019 09 17    01 52 54.9 +07 34 52   0.1321  1.1154   144.5    31.6    20.6
...
2019 09 23    03 03 06.9 +11 42 39   0.1065  1.0785   132.5    43.3    20.4
2019 09 24    03 17 41.2 +12 25 59   0.1035  1.0727   129.8    45.9    20.4
2019 09 25    03 33 02.1 +13 08 15   0.1010  1.0670   127.0    48.7    20.4
...
2019 10 01    05 15 01.8 +16 12 05   0.09623 1.0352   108.0    66.9    20.8
...
2019 10 09    07 13 48.0 +15 57 23   0.1154  1.0004    87.3    86.1    21.7
...
2019 10 24    09 05 33.7 +11 59 43   0.1876  0.9628    74.8    94.4    23.0

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-S74




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