[Iaude] MPEC Y57: 2020 WN24 [a=2.04,e=0.36,i=8.7,H=21.3]

Tue Dec 19 08:20:58 EST 2023

M.P.E.C. 2023-Y57                             Issued 2023 December 19, 13:18 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

                                   2020 WN24                                    


Observations:
     K20W24N*1C2020 11 17.38951604 17 29.90 -03 13 22.8          21.39GVEY057G96
     K20W24N 1C2020 11 17.39466804 17 29.61 -03 13 25.6          21.31GVEY057G96
     K20W24N 1C2020 11 17.39981604 17 29.40 -03 13 28.5          21.98GVEY057G96
     K20W24N  C2021 01 03.29520 03 50 41.307+00 13 58.84         22.0 wUEY057F51
     K20W24N  C2021 01 03.30700 03 50 41.401+00 14 11.76         21.6 wUEY057F51
     K20W24N  C2021 01 03.31876 03 50 41.533+00 14 24.50         21.7 wUEY057F51
     K20W24N  C2023 12 17.52478009 11 07.046+00 30 47.27         21.82wXEY057F51
     K20W24N  C2023 12 17.53613809 11 08.397+00 30 45.20         21.79wXEY057F51
     K20W24N  C2023 12 17.54750209 11 09.745+00 30 43.28         21.81wXEY057F51
     K20W24N  C2023 12 18.37252309 12 53.182+00 28 20.56         21.3 GVEY057H01
     K20W24N  C2023 12 18.37611109 12 53.608+00 28 19.92         21.5 GVEY057H01
     K20W24N  C2023 12 18.38651409 12 54.841+00 28 18.43         21.7 GVEY057H01
     K20W24N  C2023 12 18.39329009 12 55.650+00 28 17.35         21.3 GVEY057H01
     K20W24N  C2023 12 18.59235209 13 20.014+00 27 50.41         21.29GVEY057F51
     K20W24N  C2023 12 18.59316509 13 20.130+00 27 50.49         21.46GVEY057F51
     K20W24N KC2023 12 19.35053509 14 54.36 +00 25 57.9          21.5 GVEY057H21
     K20W24N KC2023 12 19.35196809 14 54.52 +00 25 57.7                VEY057H21
     K20W24N KC2023 12 19.36457909 14 56.00 +00 25 56.1          21.6 GVEY057H21
     K20W24N KC2023 12 19.36782809 14 56.39 +00 25 55.8          21.8 GVEY057H21

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman, J. Herman, P. Minguez, I. Smith.  Measurers K. Chambers, S.
    Chastel, T. de Boer, L. Denneau, J. Fairlamb, H. Flewelling, M. Huber,
    C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk, H. Gao.
    1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer K. W. Wierzchos.  Measurers E. J.
    Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector +
    10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 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.

Orbital elements:
2020 WN24                                                Earth MOID = 0.3130 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 319.88531              (2000.0)            P               Q                  
n   0.33936942     Peri.  338.74250     -0.48913529     -0.86689636             
a   2.0355772      Node   140.36796     +0.82039451     -0.49469034             
e   0.3643712      Incl.    8.66627     +0.29614103     -0.06141792             
P   2.90           H   21.32          G   0.15           U   2                  
Residuals in seconds of arc
201117 G96  0.5+  0.1+    231217 F51  0.1+  0.1+    231218 F51  0.1+  0.3+
201117 G96  0.3-  0.0     231217 F51  0.1+  0.2+    231219 H21  0.1+  0.2-
201117 G96  0.0   0.2-    231218 H01  0.1-  0.1+    231219 H21  0.0   0.2-
210103 F51  0.1+  0.0     231218 H01  0.1-  0.0     231219 H21  0.1-  0.1-
210103 F51  0.2-  0.0     231218 H01  0.1-  0.2+    231219 H21  0.1+  0.0
210103 F51  0.0   0.0     231218 H01  0.1-  0.2+
231217 F51  0.0   0.1+    231218 F51  0.2-  0.1+

Ephemeris:
2020 WN24                a,e,i = 2.04, 0.36, 9                   q = 1.2939
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 19    08 05 37.8 +03 57 36   0.6489  1.3735   112.4    41.7    22.7
...
2023 12 04    08 41 16.0 +01 45 07   0.5515  1.3348   117.7    40.8    22.3
...
2023 12 12    08 59 16.0 +00 53 40   0.5063  1.3190   121.0    39.8    22.0
...
2023 12 18    09 12 06.1 +00 29 31   0.4755  1.3096   123.8    38.6    21.8
2023 12 19    09 14 10.7 +00 26 57   0.4706  1.3082   124.3    38.4    21.8
2023 12 20    09 16 14.0 +00 24 51   0.4658  1.3069   124.8    38.2    21.8
...
2023 12 26    09 28 07.9 +00 22 31   0.4387  1.3003   128.0    36.6    21.6
...
2024 01 03    09 42 37.3 +00 50 42   0.4070  1.2951   132.9    33.8    21.3
...
2024 01 18    10 04 13.3 +03 39 10   0.3627  1.2963   144.5    26.1    20.9

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-Y57