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    • MPEC 2023-D47 : 2022 HQ19

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    M.P.E.C. 2023-D47                             Issued 2023 February 22, 22:07 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                2022 HQ19                                


Observations:
     K22H19Q*.C2022 04 25.21438 15 29 58.063-05 25 38.53         24.2 rVED047807
     K22H19Q .C2022 04 26.21377 15 29 54.697-05 25 23.23         24.3 rVED047807
     K22H19Q .C2022 04 29.34748 15 29 43.951-05 24 36.40         24.2 rVED047304
     K22H19Q .C2022 04 30.37170 15 29 40.387-05 24 21.48         23.8 rVED047304
     K22H19Q .C2023 02 18.37907 15 34 38.878-06 05 13.50         24.2 rVED047304
     K22H19Q .C2023 02 19.38216 15 34 39.104-06 05 02.09         24.4 rVED047304

Observer details:
304 Las Campanas Observatory.  Observers S. S. Sheppard, A. B. Newman, N.
    Chartab.  Measurer S. S. Sheppard.  6.5-m Magellan-Baade telescope + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers S. S. Sheppard, C.
    Trujillo.  Measurer S. S. Sheppard.  4.0-m CTIO reflector + CCD.

Orbital elements:
2022 HQ19                                                                       
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Alexandersen            
M   9.37293              (2000.0)            P               Q                  
n   0.00049376     Peri.   37.66278     -0.59893717     -0.72821523             
a 158.5354832      Node    91.67225     +0.62956317     -0.68528195             
e   0.8328821      Incl.   19.46760     +0.49489846     -0.00955124             
P1996              H    6.77          G   0.15           U   9                  
Residuals in seconds of arc
220425 807  0.1-  0.0     220429 304  0.1+  0.0     230218 304  0.0   0.0
220426 807  0.1+  0.0     220430 304  0.1-  0.0     230219 304  0.0   0.0

Ephemeris:
2022 HQ19                a,e,i = 158.54, 0.83, 19                q = 26.4941
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 01 23    15 34 07.9 -06 08 34  57.8378 57.5115    70.2     0.9    24.5
...
2023 02 07    15 34 31.4 -06 07 05  57.6205 57.5418    84.9     1.0    24.5
...
2023 02 15    15 34 37.6 -06 05 50  57.5012 57.5580    92.8     1.0    24.5
...
2023 02 21    15 34 39.3 -06 04 43  57.4121 57.5701    98.7     1.0    24.5
2023 02 22    15 34 39.3 -06 04 31  57.3974 57.5721    99.7     1.0    24.5
2023 02 23    15 34 39.3 -06 04 19  57.3827 57.5741   100.7     1.0    24.5
...
2023 03 01    15 34 37.6 -06 03 02  57.2961 57.5863   106.6     0.9    24.5
...
2023 03 09    15 34 31.5 -06 01 08  57.1856 57.6024   114.4     0.9    24.5
...
2023 03 24    15 34 09.0 -05 57 12  57.0017 57.6327   128.9     0.8    24.5

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-D47

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