[Iaude] MPEC S60: 2019 QV7 [a=2.56,e=0.81,i=12.8,H=21.97]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Sep 18 07:28:10 EDT 2023


M.P.E.C. 2023-S60                            Issued 2023 September 18, 11:26 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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 QV7                                    


                           Revision to MPEC 2019-R18                            

Additional Observations:
     K19Q07V  C2023 09 17.24202320 10 55.472-02 54 35.84         20.97wXES060F51
     K19Q07V  C2023 09 17.25420420 10 59.878-02 55 09.09         21.24wXES060F51
     K19Q07V  C2023 09 17.26622820 11 04.213-02 55 41.57         21.45wXES060F51
     K19Q07V  C2023 09 17.37992920 11 44.952-03 00 46.05         21.04GVES060F51
     K19Q07V  C2023 09 17.38057020 11 45.163-03 00 47.89         21.13GVES060F51
     K19Q07V 1C2023 09 17.85324 20 14 36.07 -03 21 32.5          24.7 VXES060033
     K19Q07V 1C2023 09 17.85625 20 14 37.08 -03 21 39.7          21.2 VXES060033
     K19Q07V 1C2023 09 17.85926 20 14 38.10 -03 21 47.4          21.9 VXES060033
     K19Q07V KC2023 09 18.08865320 15 58.80 -03 31 22.4          21.8 VuES060H21
     K19Q07V KC2023 09 18.09707120 16 01.63 -03 31 43.4          21.7 VuES060H21
     K19Q07V KC2023 09 18.10548920 16 04.48 -03 32 04.2          21.8 VuES060H21

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hogner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
    1.34-m f/3 Schmidt + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
    Schultz, I. Smith, K. Chambers.  Measurers K. Chambers, T. de Boer, J.
    Bulger, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P.
    Minguez, Y. Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk, S.
    Chastel.  1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.81-m f/4.0 astrograph + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230917 F51 5.34+ 0.48+    230918 H21 5.10+ 0.47+    MPO492684   +1.64 days

Orbital elements:
2019 QV7                                                 Earth MOID = 0.1190 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M  13.70078              (2000.0)            P               Q                  
n   0.24077513     Peri.   49.04887     -0.62489216     +0.78065857             
a   2.5589490      Node   182.33335     -0.76632845     -0.61555480             
e   0.8081189      Incl.   12.84996     -0.14916598     -0.10800228             
P   4.09           H   21.97          G   0.15           U   1                  
Residuals in seconds of arc
190830 G96  0.3-  0.3-    190903 H21  0.3-  0.0     190920 291  0.2+  0.5-
190830 G96  0.5+  0.2+    190903 H21  0.2-  0.1+    190920 291  0.1+  0.2+
190830 G96  0.1+  0.0     190903 H01  0.0   0.2+    190922 291  0.5+  0.2-
190830 G96  0.0   0.8-    190903 H01  0.0   0.2+    190922 291  0.0   0.0
190830 G96  0.1+  0.1-    190903 H01  0.1-  0.2+    190922 291  0.2-  0.0
190830 G96  0.7+  0.0     190903 H01  0.0   0.1+    230917 F51  0.3-  0.0
190830 G96  0.4+  0.0     190905 291  0.2-  0.2+    230917 F51  0.0   0.3-
190901 807  0.3+  0.4-    190905 291  0.3-  0.0     230917 F51  0.1+  0.3-
190901 807  0.3+  0.5-    190905 291  0.3-  0.3-    230917 F51  0.1+  0.1-
190901 G96  0.6-  0.1+    190906 T12  0.2+  0.1+    230917 F51  0.1-  0.3-
190901 G96  0.4+  0.4+    190906 T12  0.1+  0.1+    230917 033  1.0+  0.8-
190901 G96  0.5+  0.0     190918 291  0.5+  0.1-    230917 033  0.5+  0.3-
190901 G96  0.1+  0.1-    190918 291  0.5-  0.0     230917 033  0.1+  0.4-
190902 H21  0.2-  0.3+    190919 695  0.4-  0.0     230918 H21  0.2+  0.2+
190902 H21  0.1-  0.2+    190919 695  0.0   0.1+    230918 H21  0.2-  0.2+
190902 H21  0.2-  0.3+    190920 291  0.1-  0.2+    230918 H21  0.2-  0.4+

Ephemeris:
2019 QV7                 a,e,i = 2.56, 0.81, 13                  q = 0.4910
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 19    12 36 17.6 +26 32 59   0.2853  0.8185    41.0   125.8    24.1
...
2023 09 03    17 15 16.5 +17 50 19   0.1802  1.0388    94.5    75.5    21.0
...
2023 09 11    19 20 16.9 +03 28 38   0.2472  1.1534   120.9    48.5    21.1
...
2023 09 17    20 09 24.2 -02 43 22   0.3298  1.2373   128.3    39.6    21.6
2023 09 18    20 15 27.5 -03 27 21   0.3450  1.2511   129.0    38.7    21.7
2023 09 19    20 21 04.6 -04 07 28   0.3605  1.2649   129.4    37.8    21.8
...
2023 09 25    20 47 54.0 -07 05 36   0.4590  1.3461   130.3    34.7    22.4
...
2023 10 03    21 12 27.6 -09 17 55   0.6010  1.4514   128.2    32.8    23.1
...
2023 10 18    21 43 39.3 -10 53 35   0.8914  1.6395   120.4    31.6    24.1

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-S60





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