[Iaude] MPEC L133: 2019 QD2 [a=1.80,e=0.46,i=12.0,H=21.59]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu Jun 13 10:12:14 EDT 2024


M.P.E.C. 2024-L133                                Issued 2024 June 13, 14:10 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 QD2                                    


                           Revision to MPEC 2019-Q81                            

Additional Observations:
     K19Q02D 0C2024 06 03.60137000 18 07.944+09 15 56.40         23.07GVEL133T14
     K19Q02D 0C2024 06 03.60336200 18 08.336+09 16 01.13         23.32GVEL133T14
     K19Q02D 0C2024 06 11.60532600 44 48.981+14 14 39.04         23.57GVEL133T14
     K19Q02D 0C2024 06 11.60913100 44 49.715+14 14 47.06         23.31GVEL133T14

Observer details:
T14 Canada-France-Hawaii Telescope, Maunakea.  Observers J. Silva, A. Acohido.
    Measurer D. J. Tholen.  3.6-m f/4.1 reflector + 1024 x 2306 pixels
    Megacam.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240603 T14 0.05+ 0.04+    240611 T14 0.04+ 0.02+    MPO504267   +0.09 days

Orbital elements:
2019 QD2                                            PHA, Earth MOID = 0.0234 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 336.00589              (2000.0)            P               Q                  
n   0.40678931     Peri.   18.30006     +0.33498153     +0.91916088             
a   1.8039439      Node   271.68642     -0.88829929     +0.23475326             
e   0.4600240      Incl.   11.96341     -0.31418425     +0.31628183             
P   2.42           H   21.59          G   0.15           U   1                  
Residuals in seconds of arc
190818 F51  0.3+  0.1+    190825 J95  0.2+  0.4+    190903 I52  0.3-  0.2-
190818 F51  0.3+  0.2+    190826 H36  0.4-  0.1+    190903 I52  0.2-  0.0
190818 F51  0.2-  0.2-    190826 H36  0.4+  0.2-    190903 I52  0.2+  0.7+
190818 F51  0.1-  0.0     190826 H36  0.2+  0.5-    190904 H21  0.0   0.2+
190819 F51  0.0   0.2+    190826 I52  0.0   0.2+    190904 H21  0.1+  0.0
190819 F51  0.1-  0.1-    190826 I52  0.0   0.4+    190904 H21  0.4+  0.3-
190819 F51  0.3-  0.0     190826 I52  0.3+  0.1-    190905 H21  0.4-  0.1-
190819 F51  0.2+  0.0     190826 I52  0.2+  0.0     190905 H21  0.3-  0.2+
190825 G96  0.2+  0.1-    190826 734  0.7+  0.4+    190905 H21  0.2+  0.2-
190825 G96  0.2+  0.2-    190826 734  0.3+  0.7+    190906 H21  0.6+  0.2+
190825 G96  0.1-  0.0     190826 734  1.0-  0.9+    190906 H21  0.4+  0.1-
190825 G96  0.5-  0.1+    190826 658  0.9-  1.6-    190906 H21  0.1+  0.2+
190825 H01  0.0   0.1-    190826 658  0.8-  1.4-    191002 I52  0.3+  0.3+
190825 H01  0.4-  0.1+    190826 658  0.6-  0.8-    191002 I52  0.5-  0.0
190825 H01  0.0   0.0     190826 658  0.5-  0.7-    191018 H21  0.9+  0.2+
190825 H01  0.1+  0.1-    190828 I52  0.2+  0.3+    191018 H21  0.2+  0.2+
190825 703  1.2-  0.2-    190828 I52  0.1-  0.4-    191019 H21  0.2-  0.6-
190825 703  1.0-  0.5+    190828 I52  0.3-  0.4-    191019 H21  0.3+  0.2-
190825 L01  0.7+  0.3+    190830 I52  0.2+  0.1+    191021 H21  0.2-  0.3+
190825 L01  0.4+  0.2-    190830 I52  0.5+  0.2-    191021 H21  0.3-  0.3+
190825 L01  0.1+  0.6-    190830 I52  0.0   0.4-    191021 H21  0.2-  0.5+
190825 I93  0.8+  0.5+    190830 I52  0.2+  0.2-    240603 T14  0.1+  0.1-
190825 I93  0.7-  0.0     190903 H21  0.4+  0.2-    240603 T14  0.0   0.1-
190825 I93  1.0-  0.2-    190903 H21  0.2+  0.2+    240611 T14  0.1+  0.1-
190825 J95  0.2+  0.3+    190903 H21  0.3+  0.0     240611 T14  0.1+  0.1-
190825 J95  0.2-  0.3-    190903 I52  0.1+  0.0

Ephemeris:
2019 QD2                 a,e,i = 1.80, 0.46, 12                  q = 0.9741
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 05 14    23 01 49.1 -06 14 28   0.6559  0.9900    69.2    72.6    23.2
...
2024 05 29    23 58 36.6 +05 24 42   0.7128  0.9741    66.1    72.0    23.3
...
2024 06 06    00 26 15.2 +10 49 25   0.7505  0.9787    65.4    70.5    23.4
...
2024 06 12    00 46 05.3 +14 28 25   0.7800  0.9880    65.2    69.0    23.4
2024 06 13    00 49 19.7 +15 02 53   0.7849  0.9900    65.3    68.7    23.5
2024 06 14    00 52 33.0 +15 36 46   0.7898  0.9922    65.3    68.4    23.5
...
2024 06 20    01 11 32.0 +18 48 19   0.8191  1.0078    65.6    66.7    23.5
...
2024 06 28    01 35 57.9 +22 33 48   0.8560  1.0353    66.5    64.2    23.6
...
2024 07 13    02 18 59.3 +28 14 21   0.9138  1.1037    69.5    59.6    23.7

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-L133





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