[Iaude] MPEC R15: 2019 QL7 [a=1.11,e=0.38,i=5.3,H=26.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Sep 2 21:43:34 EDT 2019


M.P.E.C. 2019-R15                              Issued 2019 September 3, 01:41 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 QL7                                    


Observations:
     K19Q07L  C2019 08 31.25788621 48 08.753-14 05 00.41         21.1 GVER015F51
     K19Q07L  C2019 08 31.27298221 48 06.654-14 03 37.03         21.1 GVER015F51
     K19Q07L  C2019 08 31.28807621 48 04.511-14 02 14.25         21.0 GVER015F51
     K19Q07L  C2019 08 31.30316121 48 02.322-14 00 51.62         20.9 GVER015F51
     K19Q07L  C2019 08 31.30466721 48 02.083-14 00 42.60         21.1 GVER015F51
     K19Q07L  C2019 08 31.31826421 48 00.073-13 59 28.34         20.9 GVER015F51
     K19Q07L  C2019 08 31.31977021 47 59.845-13 59 20.14         20.9 GVER015F51
     K19Q07L  C2019 08 31.33487621 47 57.561-13 57 57.16         21.2 GVER015F51
     K19Q07L  C2019 08 31.36356521 47 53.151-13 55 19.53         21.0 GVER015F51
     K19Q07L  C2019 08 31.37880721 47 50.785-13 53 55.71         21.0 GVER015F51
     K19Q07L  C2019 08 31.38031521 47 50.563-13 53 47.69         21.0 GVER015F51
     K19Q07L  C2019 08 31.40446821 47 46.814-13 51 34.91         21.1 GVER015F51
     K19Q07L  C2019 08 31.41956321 47 44.493-13 50 12.28         21.4 GVER015F51
     K19Q07L  C2019 08 31.42409221 47 43.803-13 49 47.30         21.0 GVER015F51
     K19Q07L  C2019 08 31.42560121 47 43.563-13 49 38.59         21.4 GVER015F51
     K19Q07L  C2019 08 31.43465921 47 42.180-13 48 48.85         21.3 GVER015F51
     K19Q07L  C2019 08 31.43919521 47 41.482-13 48 23.76         20.9 GVER015F51
     K19Q07L  C2019 08 31.44070321 47 41.272-13 48 15.99         20.9 GVER015F51
     K19Q07L* C2019 08 31.45581021 47 39.015-13 46 53.29         21.2 GVER015F51
     K19Q07L  C2019 08 31.46486621 47 37.661-13 46 03.00         21.0 GVER015F51
     K19Q07L  C2019 08 31.46939921 47 36.993-13 45 37.94         21.2 GVER015F51
     K19Q07L  C2019 08 31.47090721 47 36.781-13 45 29.89         21.1 GVER015F51
     K19Q07L  C2019 08 31.47996821 47 35.471-13 44 39.93         20.8 GVER015F51
     K19Q07L  C2019 08 31.48449321 47 34.825-13 44 15.40         20.9 GVER015F51
     K19Q07L  C2019 08 31.50298721 47 32.221-13 42 33.61         21.0 GVER015F51
     K19Q07L  C2019 08 31.53168021 47 28.365-13 39 56.16         21.0 GVER015F51
     K19Q07L  C2019 08 31.53319721 47 28.189-13 39 48.30         20.8 GVER015F51
     K19Q07L  C2019 08 31.54227121 47 27.025-13 38 58.19         21.0 GVER015F51
     K19Q07L  C2019 08 31.54832321 47 26.268-13 38 25.59         21.0 GVER015F51
     K19Q07L  C2019 09 01.37501321 46 30.184-12 32 08.59         21.3 GVER015F51
     K19Q07L  C2019 09 01.38104421 46 29.422-12 31 42.31         21.1 GVER015F51
     K19Q07L  C2019 09 01.39012021 46 28.281-12 31 02.69         21.2 GVER015F51
     K19Q07L  C2019 09 01.39616321 46 27.517-12 30 36.19         21.5 GVER015F51
     K19Q07L  C2019 09 01.41124721 46 25.629-12 29 30.13         21.2 GVER015F51
     K19Q07L  C2019 09 01.41880021 46 24.696-12 28 57.44         21.0 GVER015F51
     K19Q07L  C2019 09 01.42635121 46 23.776-12 28 24.34         20.8 GVER015F51
     K19Q07L  C2019 09 01.43540121 46 22.636-12 27 44.57         21.1 GVER015F51
     K19Q07L |C2019 09 02.12511 21 45 42.67 -11 39 34.3          21.6 VuER015807
     K19Q07L |C2019 09 02.13328 21 45 41.82 -11 39 03.7          21.5 VuER015807
     K19Q07L |C2019 09 02.14122 21 45 40.97 -11 38 34.4          21.8 VuER015807
     K19Q07L KC2019 09 02.14673421 45 42.32 -11 40 31.6          21.6 VuER015H21
     K19Q07L KC2019 09 02.15241421 45 41.76 -11 40 10.4          21.6 VuER015H21
     K19Q07L  C2019 09 02.42594 21 45 22.876-11 23 06.94         21.6 wUER015F51
     K19Q07L  C2019 09 02.44103 21 45 21.351-11 22 13.48         22.1 wUER015F51
     K19Q07L  C2019 09 02.47119 21 45 18.388-11 20 25.45         21.7 wUER015F51

Observer details:
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, K. Chambers, T. Lowe, E. 
   Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. 
   Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau, J. 
   Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier, C.-K. Chang, W.-P. Chen, 
   W.-H. Ip.  1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0 
   astrograph + CCD.

Orbital elements:
2019 QL7                                                 Earth MOID = 0.0124 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres
M 315.84095              (2000.0)            P               Q
n   0.83966170     Peri.  253.63331     -0.63076465     +0.77513418
a   1.1127557      Node   337.14096     -0.67176374     -0.56874887
e   0.3774143      Incl.    5.33165     -0.38841915     -0.27512128
P   1.17           H   26.6           G   0.15           U   6
Residuals in seconds of arc
190831 F51  0.0   0.0     190831 F51  0.0   0.1+    190901 F51  0.0   0.1+
190831 F51  0.1-  0.3+    190831 F51  0.2-  0.3+    190901 F51  0.0   0.0
190831 F51  0.0   0.0     190831 F51  0.1+  0.2-    190901 F51  0.1-  0.1+
190831 F51  0.1+  0.3-    190831 F51  0.2+  0.5-    190901 F51  0.1-  0.2+
190831 F51  0.1-  0.5+    190831 F51  0.0   0.0     190901 F51  0.0   0.2-
190831 F51  0.1+  0.0     190831 F51  0.1-  0.2+    190901 F51  0.3+  0.1-
190831 F51  0.0   0.0     190831 F51  0.0   0.1-    190901 F51  0.1-  0.0
190831 F51  0.0   0.0     190831 F51  0.1+  0.1+    190902 807  0.0   0.0
190831 F51  0.0   0.0     190831 F51  0.1+  0.2-    190902 807  0.1+  0.2+
190831 F51  0.1-  0.1+    190831 F51  0.0   0.1+    190902 807  0.2-  0.0
190831 F51  0.1+  0.1-    190831 F51  0.2-  0.2+    190902 H21  0.2+  0.2+
190831 F51  0.0   0.0     190831 F51  0.1+  0.2-    190902 H21  0.1+  0.4+
190831 F51  0.1+  0.3-    190831 F51  0.0   0.2+    190902 F51  0.0   0.0
190831 F51  0.1+  0.3-    190831 F51  0.0   0.3-    190902 F51  0.0   0.3-
190831 F51  0.0   0.2+    190901 F51  0.0   0.1+    190902 F51  0.0   0.1+

2019 QL7                                                                        
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Veres                   
M 315.84095              (2000.0)            P               Q                  
n   0.83966170     Peri.  253.63331     -0.63076465     +0.77513418             
a   1.1127557      Node   337.14096     -0.67176374     -0.56874887             
e   0.3774143      Incl.    5.33165     -0.38841915     -0.27512128             
P   1.17           H   26.6           G   0.15           U   6                  
>From 45 observations 2019 Aug. 31-Sept. 2, mean residual 0".16.                 
                                                                                
Ephemeris:
2019 QL7                 a,e,i = 1.11, 0.38, 5                   q = 0.6928
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 08 04    09 30 21.9 -02 11 46   0.1413  0.8848    21.6   155.1    31.6
...
2019 08 19    09 13 40.2 -19 06 33   0.03397 0.9840    33.4   145.5    26.9
...
2019 08 27    22 03 48.1 -27 47 55   0.02733 1.0366   162.1    17.4    19.8
...
2019 09 02    21 45 48.5 -11 48 13   0.06795 1.0752   165.6    13.5    21.7
2019 09 03    21 44 56.1 -10 50 09   0.07502 1.0815   164.6    14.3    22.0
2019 09 04    21 44 15.7 -10 01 59   0.08215 1.0878   163.7    15.1    22.2
...
2019 09 10    21 42 42.7 -07 07 59   0.1260  1.1249   157.9    19.7    23.3
...
2019 09 18    21 44 05.8 -05 23 29   0.1874  1.1724   150.9    24.6    24.5
...
2019 10 03    21 52 32.2 -03 52 05   0.3135  1.2544   139.0    31.6    25.9

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-R15




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