[Iaude] MPEC X273: 2023 XQ12 [a=1.51,e=0.59,i=6.2,H=24.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 13 20:08:15 EST 2023


M.P.E.C. 2023-X273                            Issued 2023 December 14, 01:06 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 XQ12                                    


Observations:
     K23X12Q*1C2023 12 12.19734101 12 51.217+39 58 27.98         20.16GVEX273G96
     K23X12Q 1C2023 12 12.20302701 13 02.006+39 58 40.58         20.21GVEX273G96
     K23X12Q 1C2023 12 12.20870201 13 12.983+39 58 53.18         20.24GVEX273G96
     K23X12Q 1C2023 12 12.21438101 13 23.732+39 59 04.99         20.84GVEX273G96
     K23X12Q KC2023 12 12.23740801 14 07.717+39 59 53.74         20.39GVEX273I52
     K23X12Q KC2023 12 12.23931001 14 11.364+39 59 57.55         20.72GVEX273I52
     K23X12Q KC2023 12 12.24121201 14 14.953+40 00 01.62         20.68GVEX273I52
     K23X12Q KC2023 12 12.24312101 14 18.593+40 00 05.51         20.37GVEX273I52
     K23X12Q  C2023 12 12.29766801 16 03.350+40 01 48.05         20.5 GVEX273U74
     K23X12Q  C2023 12 12.30147001 16 10.589+40 01 55.69         20.5 GVEX273U74
     K23X12Q KC2023 12 13.05703001 38 30.83 +40 18 49.8          20.9 GVEX273H21
     K23X12Q KC2023 12 13.05760501 38 35.099+40 18 54.61         21.01GVEX273I52
     K23X12Q KC2023 12 13.05926901 38 37.669+40 18 56.20         20.75GVEX273I52
     K23X12Q KC2023 12 13.05982401 38 35.21 +40 18 51.8          21.0 GVEX273H21
     K23X12Q KC2023 12 13.06009201 38 38.972+40 18 56.38         20.42GVEX273I52
     K23X12Q KC2023 12 13.06280601 38 39.88 +40 18 53.8          21.2 GVEX273H21
     K23X12Q  C2023 12 13.27915101 44 18.432+40 21 08.15               VEX273F52
     K23X12Q KC2023 12 13.82445 01 57 21.70 +40 20 07.4          20.9 GVEX273204
     K23X12Q HC2023 12 13.84065 01 57 42.86 +40 20 01.7                VEX273204
     K23X12Q HC2023 12 13.85751 01 58 04.77 +40 19 55.2                VEX273204

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + 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.
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  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.  0.76-m f/3.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard, 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.  1.0-m prime focus + CCD.
U74 JPL SynTrack Robotic Telescope 2, Auberry.  Observers N. Saini, C. Zhai,
    R. Trahan, M. Zhan, M. Shao.  0.36-m Reflector + CCD.

Orbital elements:
2023 XQ12                                                Earth MOID = 0.0164 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 340.76019              (2000.0)            P               Q                  
n   0.53273743     Peri.  282.44822     +0.94828667     +0.30314229             
a   1.5070485      Node    59.97183     -0.23223342     +0.86472532             
e   0.5943181      Incl.    6.24053     -0.21637936     +0.40044334             
P   1.85           H   24.77          G   0.15           U   9                  
Residuals in seconds of arc
231212 G96  0.1+  0.1+    231212 I52  0.1-  0.2+    231213 I52  0.2+  0.4-
231212 G96  1.0-  0.0     231212 U74  0.5-  0.3-    231213 H21  0.1+  0.2+
231212 G96  0.4+  0.1+    231212 U74  0.1+  0.4+    231213 F52 (2.9+  0.6-)
231212 G96  0.8-  0.4-    231213 H21  0.2-  0.1+    231213 204  0.1-  0.4-
231212 I52  0.0   0.0     231213 I52  0.4+  0.1-    231213 204  0.1+  0.9-
231212 I52  0.2+  0.1-    231213 I52  0.0   0.1+    231213 204  0.0   1.2-
231212 I52  0.1-  0.1+    231213 H21  0.1-  0.2+

Ephemeris:
2023 XQ12                a,e,i = 1.51, 0.59, 6                   q = 0.6114
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 14    17 02 42.9 -28 02 06   0.2870  0.7447    26.8   143.2    28.7
...
2023 11 29    18 05 50.7 -20 29 33   0.1080  0.8902    25.4   151.6    28.4
...
2023 12 07    21 04 14.5 +14 58 38   0.04461 0.9727    72.3   105.2    21.9
...
2023 12 13    01 36 55.5 +40 18 10   0.07438 1.0347   130.8    46.1    21.0
2023 12 14    02 01 12.4 +40 19 11   0.08378 1.0450   134.6    42.1    21.1
2023 12 15    02 20 32.6 +40 06 14   0.09364 1.0553   137.5    39.1    21.3
...
2023 12 21    03 22 37.1 +37 59 51   0.1579  1.1165   144.8    30.6    22.3
...
2023 12 29    03 55 15.8 +36 01 03   0.2506  1.1964   144.5    28.5    23.4
...
2024 01 13    04 25 23.5 +33 59 23   0.4411  1.3393   136.7    30.2    24.9

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X273




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