[Iaude] MPEC E122: 2022 LR16 [a=42.61,e=0.06,i=4.7,H=9.24]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-E122                                Issued 2024 March 8, 01:41 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,
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            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2022 LR16                                    


Additional Observations:
     K22L16R 3C2023 09 09.22891 19 13 17.827-21 11 21.94         24.7 VVEE122266
     K22L16R 3C2023 09 09.32430 19 13 17.625-21 11 22.51         24.7 VVEE122266
     K22L16R 3C2023 09 09.41985 19 13 17.425-21 11 23.06         24.7 VVEE122266
     K22L16R 3C2023 09 10.22905 19 13 15.839-21 11 27.81         24.5 VVEE122266
     K22L16R 3C2023 09 10.32490 19 13 15.644-21 11 28.37         24.5 VVEE122266
     K22L16R 3C2023 09 10.42059 19 13 15.453-21 11 28.91         24.5 VVEE122266

Observer details:
266 New Horizons KBO Search-Subaru.  Observers L. Peltier, T. Ito, A.
    Verbiscer, S. Benecchi.  Measurers S. B. Porter, W. E. Fraser, J. J.
    Kavelaars.  8.2mn Subaru Telescope + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230909 266 0.14- 0.02-    230910 266 0.14- 0.02-    MPO735884  +29411 days

Orbital elements:
2022 LR16                                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 105.47491              (2000.0)            P               Q                  
n   0.00354316     Peri.   54.37328     -0.99632360     -0.05167590             
a  42.6129978      Node   122.57185     +0.02400066     -0.93401817             
e   0.0594017      Incl.    4.65077     +0.08223900     -0.35346806             
P 278              H    9.24          G   0.15           U   9                  
Residuals in seconds of arc
220602 266  0.1+  0.0     220629 266  0.0   0.1+    230909 266  0.0   0.0
220602 266  0.0   0.0     220629 266  0.0   0.1+    230909 266  0.0   0.0
220602 266  0.0   0.0     220629 266  0.0   0.1+    230909 266  0.0   0.0
220603 266  0.0   0.0     220630 266  0.0   0.0     230910 266  0.0   0.0
220603 266  0.0   0.0     220630 266  0.0   0.0     230910 266  0.0   0.0
220603 266  0.0   0.0     220630 266  0.0   0.0     230910 266  0.0   0.0

Ephemeris:
2022 LR16                a,e,i = 42.61, 0.06, 5                  q = 40.0817
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 02 07    19 22 57.5 -20 57 51  44.2845 43.4168    28.1     0.6    25.8
...
2024 02 22    19 24 20.7 -20 55 05  44.1384 43.4189    42.9     0.9    25.8
...
2024 03 01    19 24 59.4 -20 53 45  44.0399 43.4201    50.8     1.0    25.8
...
2024 03 07    19 25 25.2 -20 52 50  43.9581 43.4210    56.7     1.1    25.8
2024 03 08    19 25 29.3 -20 52 42  43.9439 43.4211    57.7     1.1    25.8
2024 03 09    19 25 33.2 -20 52 33  43.9295 43.4213    58.7     1.1    25.8
...
2024 03 15    19 25 55.2 -20 51 46  43.8401 43.4221    64.6     1.2    25.8
...
2024 03 23    19 26 19.5 -20 50 51  43.7141 43.4233    72.4     1.3    25.8
...
2024 04 07    19 26 49.0 -20 49 42  43.4645 43.4255    87.1     1.3    25.8

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-E122