[Iaude] MPEC Y79: 2023 XV20 [a=2.86,e=0.55,i=9.5,H=22.7]

Sat Dec 23 14:49:56 EST 2023

M.P.E.C. 2023-Y79                             Issued 2023 December 23, 19:48 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

                                   2023 XV20                                    


Observations:
     K23X20V* C2023 12 10.40978804 00 38.581-10 36 57.60         22.06wXEY079F51
     K23X20V  C2023 12 10.42562804 00 39.327-10 36 33.78         22.63wXEY079F51
     K23X20V  C2023 12 10.43725004 00 39.867-10 36 16.09         22.09wXEY079F51
     K23X20V KC2023 12 13.22752 04 03 24.62 -09 23 10.6                VEY079691
     K23X20V KC2023 12 13.24084 04 03 25.33 -09 22 48.3                VEY079691
     K23X20V KC2023 12 13.25417 04 03 25.99 -09 22 26.6                VEY079691
     K23X20V KC2023 12 14.17066904 04 22.51 -08 57 09.5          22.0 GVEY079H21
     K23X20V KC2023 12 14.17644504 04 22.83 -08 56 59.8          21.8 GVEY079H21
     K23X20V KC2023 12 14.18491704 04 23.30 -08 56 45.4          22.5 GVEY079H21
     K23X20V KC2023 12 15.18540204 05 26.28 -08 28 26.9          21.8 GVEY079H21
     K23X20V KC2023 12 15.19185404 05 26.65 -08 28 16.1          21.6 GVEY079H21
     K23X20V KC2023 12 15.28295904 05 32.230-08 25 36.55         22.14GVEY079V06
     K23X20V KC2023 12 15.28772204 05 32.550-08 25 27.62         21.83GVEY079V06
     K23X20V KC2023 12 15.29248604 05 32.766-08 25 19.56         22.27GVEY079V06
     K23X20V  C2023 12 17.23324504 07 40.345-07 28 24.14         21.9 GVEY079H01
     K23X20V  C2023 12 17.23843904 07 40.648-07 28 14.63         22.2 GVEY079H01
     K23X20V  C2023 12 17.24814304 07 41.205-07 27 57.10         22.1 GVEY079H01
     K23X20V  C2023 12 17.25659204 07 41.713-07 27 42.16         22.1 GVEY079H01

Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer T. H. Bressi.  0.9-m
    f/3 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + 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.  1.3-m f/4.0 astrograph + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer K. W. Wierzchos.  Measurers E. C.
    Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
    Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
    Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m reflector +
    1K CCD.

Orbital elements:
2023 XV20                                                Earth MOID = 0.3391 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 342.51289              (2000.0)            P               Q                  
n   0.20350256     Peri.  298.99663     +0.33219569     -0.93504029             
a   2.8625701      Node   131.05603     +0.91243368     +0.28529626             
e   0.5505866      Incl.    9.45537     +0.23897868     +0.21048921             
P   4.84           H   22.75          G   0.15           U   9                  
Residuals in seconds of arc
231210 F51  0.0   0.0     231214 H21  0.0   0.2+    231215 V06  0.7+  0.5+
231210 F51  0.0   0.1-    231214 H21  0.1+  0.2+    231215 V06  0.0   0.3+
231210 F51  0.1-  0.0     231214 H21  0.3+  0.4+    231217 H01  0.2+  0.0
231213 691  0.2+  0.3-    231215 H21  0.4-  0.5-    231217 H01  0.2+  0.2+
231213 691  0.4+  0.3+    231215 H21  0.3-  0.8-    231217 H01  0.0   0.2+
231213 691  0.1-  0.2+    231215 V06  0.1-  0.2-    231217 H01  0.2+  0.0

Ephemeris:
2023 XV20                a,e,i = 2.86, 0.55, 9                   q = 1.2865
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 23    03 46 46.5 -15 34 48   0.3605  1.2974   144.2    26.4    22.3
...
2023 12 08    03 58 25.8 -11 34 50   0.3549  1.2865   143.0    27.4    22.3
...
2023 12 16    04 06 18.8 -08 04 37   0.3616  1.2897   142.4    27.8    22.3
...
2023 12 22    04 13 19.1 -04 59 30   0.3715  1.2962   141.8    28.0    22.4
2023 12 23    04 14 35.0 -04 27 01   0.3736  1.2976   141.7    28.0    22.4
2023 12 24    04 15 52.6 -03 54 11   0.3758  1.2991   141.6    28.1    22.4
...
2023 12 30    04 24 12.7 -00 31 56   0.3919  1.3101   140.6    28.4    22.6
...
2024 01 07    04 36 48.1 +04 00 55   0.4212  1.3298   138.9    29.1    22.8
...
2024 01 22    05 04 31.9 +11 49 17   0.5017  1.3808   134.0    30.8    23.3

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-Y79