[Iaude] MPEC X188: 2023 XG7 [a=1.62,e=0.37,i=1.5,H=26.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 11 06:38:07 EST 2023 

M.P.E.C. 2023-X188                            Issued 2023 December 11, 11:36 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 XG7                                    


Observations:
     K23X07G*1C2023 12 08.39203706 10 26.015-07 14 46.57         20.84GVEX188G96
     K23X07G 1C2023 12 08.39720206 10 30.630-07 14 48.37         20.49GVEX188G96
     K23X07G 1C2023 12 08.40238306 10 35.144-07 14 48.88         21.03GVEX188G96
     K23X07G 1C2023 12 08.40754606 10 39.756-07 14 51.11         21.04GVEX188G96
     K23X07G KC2023 12 08.46694906 11 32.670-07 15 01.90         20.28GVEX188V06
     K23X07G KC2023 12 08.47136706 11 36.650-07 15 02.90               VEX188I52
     K23X07G KC2023 12 08.47291406 11 38.060-07 15 02.80         20.50GVEX188V06
     K23X07G KC2023 12 08.47448306 11 39.430-07 15 03.20               VEX188I52
     K23X07G KC2023 12 09.30422306 24 57.622-07 17 40.31         21.4 GVEX188I52
     K23X07G KC2023 12 09.30600906 24 59.158-07 17 40.16         19.9 GVEX188I52
     K23X07G KC2023 12 09.30690706 24 59.962-07 17 39.66         20.3 GVEX188I52
     K23X07G  C2023 12 09.32780 06 25 17.38 -07 17 42.7          20.2 GVEX188I52
     K23X07G  C2023 12 09.32871 06 25 18.25 -07 17 43.9          20.9 GVEX188I52
     K23X07G  C2023 12 09.32961 06 25 18.88 -07 17 42.9          20.4 GVEX188I52
     K23X07G 1C2023 12 09.34968406 25 35.680-07 17 46.80         21.61GVEX188G96
     K23X07G 1C2023 12 09.35005206 25 36.010-07 17 45.50         21.22GVEX188G96
     K23X07G KC2023 12 10.48998806 42 20.170-07 17 18.64         20.7 GVEX188I52
     K23X07G KC2023 12 10.49647306 42 25.378-07 17 17.23         19.7 GVEX188I52
     K23X07G KC2023 12 11.30262506 53 48.34 -07 15 15.7          21.4 GVEX188H21
     K23X07G KC2023 12 11.30695806 53 51.53 -07 15 14.4          21.6 GVEX188H21

Observer details:
G96 Mt. Lemmon Survey.  Observer D. Rankin.  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.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers K. W. Wierzchos, D.
    Rankin.  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, D. Parrott, B. Gray.  1.0-m prime focus + CCD, 1.00-m f/2.0
    prime focus + CCD + CCD, 1.0-m f/2.0 prime focus + 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 XG7                                                 Earth MOID = 0.0330 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 318.58584              (2000.0)            P               Q                  
n   0.47870203     Peri.  221.33793     +0.23647938     -0.97151353             
a   1.6184249      Node   214.99135     +0.89839192     +0.22468534             
e   0.3732144      Incl.    1.54473     +0.37009386     +0.07535230             
P   2.06           H   26.80          G   0.15           U   7                  
Residuals in seconds of arc
231208 G96  0.3-  0.2+    231208 I52  0.4-  0.1+    231209 G96  0.4-  1.2-
231208 G96  0.4+  0.4-    231209 I52  0.1-  0.6-    231209 G96  0.0   0.1+
231208 G96  0.5-  0.4+    231209 I52  0.4+  0.2-    231210 I52  0.3-  0.1-
231208 G96  0.1+  0.7-    231209 I52  1.1+  0.5+    231210 I52  0.1+  0.2-
231208 V06  0.1+  0.1+    231209 I52  0.5-  0.4+    231211 H21  0.0   0.1-
231208 I52  0.0   0.1-    231209 I52  1.1+  0.7-    231211 H21  0.0   0.2+
231208 V06  0.4+  0.1+    231209 I52  0.8-  0.4+

Ephemeris:
2023 XG7                 a,e,i = 1.62, 0.37, 2                   q = 1.0144
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 11    01 11 49.4 +03 01 22   0.07271 1.0535   149.4    28.5    22.5
...
2023 11 26    02 51 01.4 -02 28 28   0.04065 1.0227   150.6    28.3    21.1
...
2023 12 04    04 54 28.0 -06 14 19   0.03363 1.0154   151.4    27.7    20.7
...
2023 12 10    06 35 21.5 -07 15 30   0.03670 1.0143   142.6    36.1    21.1
2023 12 11    06 49 38.9 -07 13 35   0.03784 1.0145   141.1    37.5    21.2
2023 12 12    07 02 58.6 -07 09 06   0.03913 1.0149   139.7    38.9    21.3
...
2023 12 18    08 03 51.1 -06 09 03   0.04918 1.0189   134.2    43.9    22.0
...
2023 12 26    08 48 18.0 -04 20 34   0.06612 1.0302   133.6    43.7    22.7
...
2024 01 10    09 18 54.8 -00 46 38   0.1028  1.0677   143.4    33.3    23.4

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X188

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