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  • MPEC 2023-E09 : 2023 DQ1

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    M.P.E.C. 2023-E09                                 Issued 2023 March 1, 11:40 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2023 DQ1                                 
    
    
    Observations:
         K23D01Q*1C2023 02 28.18786710 21 58.288+02 22 27.12         21.01GVEE009G96
         K23D01Q 1C2023 02 28.19353710 22 00.689+02 22 20.32         20.40GVEE009G96
         K23D01Q 1C2023 02 28.19921110 22 03.094+02 22 13.33         21.08GVEE009G96
         K23D01Q 1C2023 02 28.20487810 22 05.434+02 22 06.56         21.62GVEE009G96
         K23D01Q KC2023 02 28.29933410 22 44.353+02 20 10.72         20.83GVEE009I52
         K23D01Q KC2023 02 28.30074910 22 44.900+02 20 08.20         20.95GVEE009I52
         K23D01Q KC2023 02 28.30216510 22 45.476+02 20 07.12         21.07GVEE009I52
         K23D01Q KC2023 02 28.30357810 22 46.056+02 20 05.39         20.71GVEE009I52
         K23D01Q 1C2023 02 28.94806 10 27 17.77 +02 07 17.4          21.4 VXEE009033
         K23D01Q 1C2023 02 28.95094 10 27 18.81 +02 07 14.6          21.4 VXEE009033
         K23D01Q 1C2023 02 28.95384 10 27 19.86 +02 07 11.6          21.3 VXEE009033
         K23D01Q |C2023 03 01.11783 10 28 26.58 +02 06 29.5          21.3 GVEE009807
         K23D01Q |C2023 03 01.12707 10 28 29.85 +02 06 20.1          20.6 GVEE009807
         K23D01Q |C2023 03 01.13632 10 28 33.11 +02 06 10.0          20.8 GVEE009807
         K23D01Q KC2023 03 01.26258910 29 20.710+02 02 12.60         20.53GVEE009I52
         K23D01Q KC2023 03 01.26723010 29 22.220+02 02 07.60         20.67GVEE009I52
         K23D01Q KC2023 03 01.27186910 29 23.810+02 02 02.70         21.21GVEE009I52
         K23D01Q KC2023 03 01.27777210 29 25.850+02 01 56.40         21.20GVEE009I52
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hoegner, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3
        Schmidt + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + CCD.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen,
        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, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K
        CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer A. Serrano.  Measurers
        E. J. Christensen, 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, A. Serrano, F. C. Shelly, K. W.
        Wierzchos.  1.0-m prime focus + CCD.
    
    Orbital elements:
    2023 DQ1                                                 Earth MOID = 0.0049 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M   8.76775              (2000.0)            P               Q                  
    n   0.23650684     Peri.  155.61741     -0.27116155     -0.96242048             
    a   2.5896451      Node   310.11248     +0.87990519     -0.24163298             
    e   0.6526837      Incl.    1.10683     +0.39017722     -0.12393679             
    P   4.17           H   26.01          G   0.15           U   8                  
    Residuals in seconds of arc
    230228 G96  0.2+  0.0     230228 I52  0.3-  0.0     230301 807  0.0   0.2+
    230228 G96  0.2+  0.1+    230228 I52  0.2-  0.0     230301 807  0.3+  0.2-
    230228 G96  0.4+  0.1+    230228 033  0.8+  0.5-    230301 I52  0.7+  0.5+
    230228 G96  0.3-  0.3+    230228 033  0.4+  0.2-    230301 I52  0.5-  0.2+
    230228 I52  0.1+  0.2+    230228 033  0.1+  0.1-    230301 I52  0.4-  0.0
    230228 I52  0.3-  0.6-    230301 807  0.2-  0.2-    230301 I52  0.0   0.2-
    
    Ephemeris:
    2023 DQ1                 a,e,i = 2.59, 0.65, 1                   q = 0.8994
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 01 30    00 20 07.9 +03 17 45   0.1430  0.9137    56.4   116.1    26.1
    ...
    2023 02 14    02 25 34.6 +08 38 58   0.04164 0.9756    72.3   105.4    23.0
    ...
    2023 02 22    08 43 58.2 +06 41 05   0.03847 1.0244   156.2    22.9    20.1
    ...
    2023 02 28    10 20 26.9 +02 27 24   0.07672 1.0664   172.1     7.3    21.1
    2023 03 01    10 27 37.5 +02 07 42   0.08384 1.0738   172.7     6.7    21.3
    2023 03 02    10 33 41.1 +01 51 12   0.09107 1.0813   173.2     6.3    21.5
    ...
    2023 03 08    10 56 18.7 +00 53 02   0.1364  1.1281   174.3     5.1    22.4
    ...
    2023 03 16    11 10 23.6 +00 24 11   0.2016  1.1946   172.2     6.5    23.4
    ...
    2023 03 31    11 23 35.2 +00 05 17   0.3415  1.3271   161.6    13.8    25.1
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-E09
    


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