[Iaude] MPEC R23: 2019 QC8 [a=2.46,e=0.56,i=23.8,H=18.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Sep 4 06:35:56 EDT 2019


M.P.E.C. 2019-R23                              Issued 2019 September 4, 10:30 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 QC8                                    


Observations:
     K19Q08C* C2019 08 30.24914 22 37 12.70 +18 25 30.6          21.8 GVER023G96
     K19Q08C  C2019 08 30.25476 22 37 12.28 +18 25 26.3          22.1 GVER023G96
     K19Q08C  C2019 08 30.26040 22 37 11.94 +18 25 21.3          21.8 GVER023G96
     K19Q08C  C2019 08 30.26603 22 37 11.53 +18 25 16.9          21.6 GVER023G96
     K19Q08C  C2019 08 30.41660 22 37 01.46 +18 23 08.9          21.6 GVER023V06
     K19Q08C  C2019 08 30.42056 22 37 01.21 +18 23 05.5          21.5 GVER023V06
     K19Q08C  C2019 08 30.42452 22 37 00.94 +18 23 02.0          21.5 GVER023V06
     K19Q08C  C2019 08 30.42849 22 37 00.69 +18 22 58.6          21.3 GVER023V06
     K19Q08C  C2019 09 03.23466 22 32 58.38 +17 27 29.1          21.2 GVER023V06
     K19Q08C  C2019 09 03.24149 22 32 57.87 +17 27 22.5          22.2 GVER023V06
     K19Q08C  C2019 09 03.24833 22 32 57.44 +17 27 16.8          22.3 GVER023V06
     K19Q08C  C2019 09 03.32256822 32 52.63 +17 26 09.8          22.0 GVER023H01
     K19Q08C  C2019 09 03.32752222 32 52.31 +17 26 05.3          21.8 GVER023H01
     K19Q08C  C2019 09 03.33609222 32 51.76 +17 25 57.6          21.8 GVER023H01
     K19Q08C  C2019 09 03.34857122 32 50.95 +17 25 46.3          21.5 GVER023H01
     K19Q08C KC2019 09 04.24121 22 31 55.61 +17 12 18.0                oER023711
     K19Q08C KC2019 09 04.24128 22 31 55.61 +17 12 18.0                oER023711
     K19Q08C KC2019 09 04.24567 22 31 55.33 +17 12 14.0                oER023711
     K19Q08C KC2019 09 04.24574 22 31 55.33 +17 12 14.0                oER023711
     K19Q08C KC2019 09 04.25019 22 31 55.03 +17 12 10.0                oER023711
     K19Q08C KC2019 09 04.25026 22 31 55.03 +17 12 10.0                oER023711

Observer details:
711 McDonald Observatory, Fort Davis.  Observers J. G. Ries, J. W. Kuehne.  
    Measurer J. G. Ries.  2.1-m reflector + CCD + focal reducer.
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.
V06 Catalina Sky Survey-Kuiper.  Observers G. J. Leonard, H. Groeller.  
    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.  1.55-m 
   reflector + CCD.

Orbital elements:
2019 QC8                                                 Earth MOID = 0.1003 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres
M  25.17843              (2000.0)            P               Q
n   0.25483486     Peri.   16.68668     -0.80032858     +0.58190672
a   2.4639402      Node   200.97870     -0.58579887     -0.81024764
e   0.5578469      Incl.   23.79089     -0.12772571     +0.06988077
P   3.87           H   18.5           G   0.15           U   8
Residuals in seconds of arc
190830 G96  0.4+  0.3-    190830 V06  0.1+  0.1-    190903 H01  0.0   0.0
190830 G96  0.2-  0.2+    190903 V06  0.6+  0.1+    190904 711  0.1-  0.1-
190830 G96  0.3+  0.1-    190903 V06  0.4-  0.3-    190904 711  0.0   0.0
190830 G96  0.2-  0.3+    190903 V06  0.2-  0.1+    190904 711  0.0   0.0
190830 V06  0.2-  0.1+    190903 H01  0.0   0.0     190904 711  0.1+  0.0
190830 V06  0.0   0.1+    190903 H01  0.0   0.0     190904 711  0.1-  0.1+
190830 V06  0.1-  0.1-    190903 H01  0.1+  0.0     190904 711  0.1-  0.1+

2019 QC8                                                                        
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres                   
M  25.17843              (2000.0)            P               Q                  
n   0.25483486     Peri.   16.68668     -0.80032858     +0.58190672             
a   2.4639402      Node   200.97870     -0.58579887     -0.81024764             
e   0.5578469      Incl.   23.79089     -0.12772571     +0.06988077             
P   3.87           H   18.5           G   0.15           U   8                  
>From 21 observations 2019 Aug. 30-Sept. 4, mean residual 0".18.                 
                                                                                
Ephemeris:
2019 QC8                 a,e,i = 2.46, 0.56, 24                  q = 1.0894
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 08 05    23 03 12.7 +22 37 50   1.4939  2.2806   129.8    20.0    22.2
...
2019 08 20    22 48 23.8 +20 34 52   1.4815  2.3771   144.2    14.4    22.0
...
2019 08 28    22 39 39.2 +18 56 36   1.4946  2.4272   150.8    11.7    22.0
...
2019 09 03    22 33 13.0 +17 31 02   1.5151  2.4642   154.5    10.2    22.0
2019 09 04    22 32 10.5 +17 16 00   1.5195  2.4703   154.9    10.0    22.0
2019 09 05    22 31 08.9 +17 00 46   1.5242  2.4764   155.3     9.8    22.0
...
2019 09 11    22 25 17.8 +15 26 19   1.5578  2.5126   156.3     9.3    22.1
...
2019 09 19    22 18 34.8 +13 16 08   1.6182  2.5600   154.1     9.9    22.2
...
2019 10 04    22 10 14.3 +09 20 18   1.7774  2.6463   143.1    13.1    22.6

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-R23




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