[Iaude] MPEC X157: 2023 XQ4 [a=1.20,e=0.15,i=5.2,H=24.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 8 13:08:13 EST 2023


M.P.E.C. 2023-X157                             Issued 2023 December 8, 18:06 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 XQ4                                    


Observations:
     K23X04Q* C2023 12 04.38969805 06 44.745+03 08 51.33         21.84wXEX157F52
     K23X04Q  C2023 12 04.41540005 06 41.309+03 08 33.90         21.83wXEX157F52
     K23X04Q  C2023 12 04.42825105 06 39.574+03 08 25.15         21.83wXEX157F52
     K23X04Q KC2023 12 05.47167705 04 39.029+02 57 55.84         21.5 GVEX157474
     K23X04Q KC2023 12 05.47880405 04 38.165+02 57 50.76         21.5 GVEX157474
     K23X04Q KC2023 12 05.48593205 04 37.226+02 57 45.07         22.0 GVEX157474
     K23X04Q KC2023 12 07.28457905 01 14.124+02 39 57.24         22.71GVEX157I52
     K23X04Q KC2023 12 07.29618505 01 12.670+02 39 51.01         22.08GVEX157I52
     K23X04Q KC2023 12 07.30779005 01 11.204+02 39 45.65         21.71GVEX157I52
     K23X04Q KC2023 12 07.31243805 01 10.614+02 39 43.38         21.82GVEX157I52

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
    Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 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.
I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m
    prime focus + CCD.

Orbital elements:
2023 XQ4                                                 Earth MOID = 0.0518 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M  10.57851              (2000.0)            P               Q                  
n   0.75016960     Peri.  128.93682     +0.95514429     +0.29173048             
a   1.1995815      Node   214.18860     -0.29193294     +0.89866814             
e   0.1481798      Incl.    5.19902     -0.04974470     +0.32754984             
P   1.31           H   24.37          G   0.15           U   8                  
Residuals in seconds of arc
231204 F52  0.1-  0.1+    231205 474  0.3+  0.3-    231207 I52  0.0   0.2+
231204 F52  0.1+  0.0     231205 474 (0.1-  1.7-)   231207 I52  0.1-  0.3+
231204 F52  0.0   0.1-    231207 I52  0.0   0.1-
231205 474  0.3-  0.4+    231207 I52  0.1+  0.4-

Ephemeris:
2023 XQ4                 a,e,i = 1.20, 0.15, 5                   q = 1.0218
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 08    05 55 52.2 +13 10 33   0.1606  1.1105   135.1    39.1    22.2
...
2023 11 23    05 29 59.9 +06 20 07   0.1736  1.1443   152.4    23.5    22.0
...
2023 12 01    05 13 30.3 +03 53 04   0.1875  1.1630   158.8    17.9    22.0
...
2023 12 07    05 01 45.4 +02 42 48   0.2018  1.1771   160.1    16.6    22.1
2023 12 08    04 59 55.4 +02 34 26   0.2046  1.1794   159.9    16.7    22.2
2023 12 09    04 58 08.2 +02 27 02   0.2074  1.1818   159.7    16.8    22.2
...
2023 12 15    04 48 32.9 +02 01 21   0.2263  1.1958   156.9    18.9    22.5
...
2023 12 23    04 39 24.3 +02 10 45   0.2568  1.2143   150.8    23.3    22.9
...
2024 01 07    04 34 00.3 +03 57 10   0.3284  1.2476   138.2    31.7    23.8

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X157




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