[Iaude] MPEC X129: 2023 XG3 [a=2.39,e=0.69,i=4.8,H=25.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 7 06:55:06 EST 2023 

M.P.E.C. 2023-X129                             Issued 2023 December 7, 11:53 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 XG3                                    


Observations:
     K23X03G* C2023 12 04.33587504 12 28.930+19 58 51.24         19.75wXEX129F51
     K23X03G  C2023 12 04.35005304 12 33.668+20 00 31.91         19.86wXEX129F51
     K23X03G  C2023 12 04.36467904 12 38.494+20 02 14.74         19.51wXEX129F51
     K23X03G  C2023 12 04.60457404 13 56.671+20 28 20.17         19.53GVEX129F52
     K23X03G  C2023 12 04.60539004 13 56.985+20 28 25.68         20.12GVEX129F52
     K23X03G  C2023 12 04.60620504 13 57.253+20 28 30.57         19.64GVEX129F52
     K23X03G KB2023 12 04.80545 04 15 19.27 +20 48 28.4          19.9 GXEX129M45
     K23X03G KB2023 12 04.80805 04 15 20.07 +20 48 44.5          19.8 GXEX129M45
     K23X03G KB2023 12 04.81065 04 15 20.87 +20 49 00.2          19.9 GXEX129M45
     K23X03G KC2023 12 06.28876 04 22 07.10 +22 47 49.9          20.5 RVEX129691
     K23X03G KC2023 12 06.29117 04 22 07.56 +22 47 59.0          20.3 RVEX129691
     K23X03G KC2023 12 06.29358 04 22 08.03 +22 48 07.9          20.2 RVEX129691
     K23X03G mC2023 12 06.32501304 22 13.750+22 50 06.68         20.61GVEX129I52
     K23X03G mC2023 12 06.32585004 22 13.897+22 50 09.64         20.22GVEX129I52
     K23X03G mC2023 12 06.32637904 22 14.016+22 50 11.90         20.22GVEX129I52
     K23X03G KC2023 12 07.06609 04 24 45.82 +23 32 34.2          20.5 GVEX129204
     K23X03G KC2023 12 07.08230 04 24 48.56 +23 33 23.6                VEX129204
     K23X03G  C2023 12 07.33318104 25 41.501+23 46 56.24         21.09wXEX129F52
     K23X03G  C2023 12 07.34545104 25 43.251+23 47 33.81         21.03wXEX129F52
     K23X03G  C2023 12 07.35776604 25 44.980+23 48 11.03         20.72wXEX129F52
     K23X03G  C2023 12 07.37018904 25 46.708+23 48 48.34         20.54wXEX129F52

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer R. A. Mastaler.
    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.
F52 Pan-STARRS 2, 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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
    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.  1.0-m
    prime focus + CCD.
M45 Starhopper Observatory, Sfantu Gheorghe.  Observer F. Ursache.  0.41-m
    f/7.5 reflector + CMO.

Orbital elements:
2023 XG3                                                 Earth MOID = 0.0099 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 350.62643              (2000.0)            P               Q                  
n   0.26625105     Peri.  284.50931     +0.99494029     +0.06125769             
a   2.3929952      Node    72.02670     -0.02223417     +0.90721365             
e   0.6945847      Incl.    4.80230     -0.09797684     +0.41618611             
P   3.70           H   25.41          G   0.15           U   8                  
Residuals in seconds of arc
231204 F51  0.0   0.1-    231204 M45  0.1+  0.5+    231206 I52  0.1+  0.1+
231204 F51  0.0   0.0     231204 M45  0.3+  0.4+    231207 204  0.2-  0.1-
231204 F51  0.0   0.0     231206 691  0.0   0.2+    231207 204  0.0   0.1+
231204 F52  0.2-  0.3-    231206 691  0.1+  0.1+    231207 F52  0.0   0.1-
231204 F52  0.2+  0.2+    231206 691  0.4+  0.3-    231207 F52  0.1+  0.0
231204 F52  0.1+  0.1+    231206 I52  0.1-  0.0     231207 F52  0.1+  0.0
231204 M45  0.0   0.3+    231206 I52  0.2-  0.2-    231207 F52  0.0   0.0

Ephemeris:
2023 XG3                 a,e,i = 2.39, 0.69, 5                   q = 0.7309
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 07    16 55 52.3 -32 21 02   0.2417  0.8011    33.6   136.8    28.3
...
2023 11 22    17 31 45.3 -38 43 39   0.07451 0.9236    29.3   148.4    27.7
...
2023 11 30    02 46 39.1 -08 53 09   0.01940 1.0016   141.7    37.6    18.4
...
2023 12 06    04 20 58.9 +22 28 46   0.07827 1.0633   173.9     5.7    20.5
2023 12 07    04 24 36.3 +23 29 45   0.08894 1.0738   173.7     5.8    20.8
2023 12 08    04 27 30.3 +24 17 22   0.09970 1.0842   173.2     6.1    21.1
...
2023 12 14    04 37 28.0 +26 47 59   0.1659  1.1478   169.2     9.3    22.4
...
2023 12 22    04 44 03.5 +27 59 32   0.2591  1.2336   162.8    13.7    23.7
...
2024 01 06    04 53 59.6 +28 36 45   0.4524  1.3940   150.1    20.6    25.4

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X129

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