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  • MPEC 2023-K137 : 2023 KR2

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    M.P.E.C. 2023-K137                                 Issued 2023 May 25, 04:32 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 KR2                                 
    
    
    Observations:
         K23K02R  C2023 05 09.30952914 24 28.752+00 00 14.47         21.11GVEK137F51
         K23K02R  C2023 05 09.32113614 24 27.978+00 00 06.86         21.95GVEK137F51
         K23K02R  C2023 05 09.33271014 24 27.251-00 00 00.74         22.18GVEK137F51
         K23K02R  C2023 05 13.35847314 21 22.504-00 50 36.13         21.93GVEK137F52
         K23K02R  C2023 05 13.37071514 21 21.709-00 50 46.52         21.59GVEK137F52
         K23K02R  C2023 05 13.38297114 21 20.909-00 50 56.99         21.97GVEK137F52
         K23K02R*1C2023 05 23.28781814 15 39.409-03 53 42.43         21.28GVEK137G96
         K23K02R 1C2023 05 23.29306014 15 39.222-03 53 49.24         20.80GVEK137G96
         K23K02R 1C2023 05 23.29830014 15 38.977-03 53 56.26         20.85GVEK137G96
         K23K02R 1C2023 05 23.30354014 15 38.768-03 54 03.10         20.62GVEK137G96
         K23K02R KC2023 05 23.35402914 15 36.810-03 55 10.74         20.94GVEK137V06
         K23K02R KC2023 05 23.35523214 15 36.785-03 55 12.32         20.72GVEK137V06
         K23K02R KC2023 05 23.35643414 15 36.734-03 55 14.12         21.15GVEK137V06
         K23K02R KC2023 05 23.35763614 15 36.695-03 55 15.89         20.82GVEK137V06
         K23K02R |C2023 05 24.08388 14 15 25.29 -04 10 52.9          20.5 GVEK137807
         K23K02R |C2023 05 24.09866 14 15 24.73 -04 11 13.0          20.5 GVEK137807
         K23K02R |C2023 05 24.10236 14 15 24.55 -04 11 17.8          20.3 GVEK137807
         K23K02R KC2023 05 24.15874514 15 24.613-04 13 37.85         22.15GVEK137I52
         K23K02R KC2023 05 24.16626714 15 24.275-04 13 47.86         21.05GVEK137I52
         K23K02R KC2023 05 24.17380414 15 24.037-04 13 58.04         20.79GVEK137I52
         K23K02R KC2023 05 24.18134814 15 23.746-04 14 08.95         20.84GVEK137I52
         K23K02R  C2023 05 24.30713714 15 21.576-04 16 53.99         21.95GVEK137F52
         K23K02R  C2023 05 24.31863314 15 21.098-04 17 10.29         20.83GVEK137F52
         K23K02R  C2023 05 24.33016214 15 20.627-04 17 26.51         20.81GVEK137F52
         K23K02R  C2023 05 24.34175214 15 20.148-04 17 42.73         21.92GVEK137F52
         K23K02R KC2023 05 25.10833514 15 08.14 -04 36 05.8          20.8 VuEK137H21
         K23K02R KC2023 05 25.11392614 15 07.96 -04 36 14.0                uEK137H21
         K23K02R KC2023 05 25.12091414 15 07.71 -04 36 23.8                uEK137H21
         K23K02R KC2023 05 25.12650614 15 07.50 -04 36 31.7          20.7 VuEK137H21
    
    Observer details:
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
        Minguez, A. Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M.
        Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien +
        CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
        Lowe, P. Minguez, A. Schultz, I. Smith.  Measurers S. Chastel, J.
        Fairlamb, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m
        Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer J. B. Fazekas.  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.
    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.  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.
    V06 Catalina Sky Survey-Kuiper.  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.  1.55-m
        reflector + 1K CCD.
    
    Orbital elements:
    2023 KR2                                                 Earth MOID = 0.1085 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Bell                    
    M 286.47480              (2000.0)            P               Q                  
    n   0.61979422     Peri.  188.91659     -0.07355187     +0.99532411             
    a   1.3623992      Node    76.88333     -0.91098771     -0.04150752             
    e   0.1748418      Incl.    3.68594     -0.40582202     -0.08721832             
    P   1.59           H   24.11          G   0.15           U   6                  
    Residuals in seconds of arc
    230509 F51  0.1+  0.0     230523 V06  0.1-  0.3+    230524 I52  0.1+  0.1-
    230509 F51  0.3-  0.0     230523 V06  0.2+  0.3+    230524 F52  0.2+  0.1+
    230509 F51  0.3+  0.0     230523 V06  0.1+  0.1+    230524 F52  0.0   0.0
    230513 F52  0.2-  0.1-    230523 V06  0.1+  0.1-    230524 F52  0.0   0.0
    230513 F52  0.1-  0.0     230524 807  0.2-  0.6-    230524 F52  0.0   0.0
    230513 F52  0.0   0.0     230524 807  0.2+  0.1-    230525 H21  0.1-  0.0
    230523 G96  0.1-  0.2-    230524 807  0.3-  0.2+    230525 H21  0.0   0.1-
    230523 G96  0.4+  0.0     230524 I52  0.2+  0.7-    230525 H21  0.2-  0.2+
    230523 G96  0.1-  0.0     230524 I52  0.6-  0.2-    230525 H21  0.5-  0.3+
    230523 G96  0.0   0.2+    230524 I52  0.1+  0.2+
    
    Ephemeris:
    2023 KR2                 a,e,i = 1.36, 0.17, 4                   q = 1.1242
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 04 25    14 35 00.5 +01 19 59   0.1911  1.1908   164.2    13.3    21.7
    ...
    2023 05 10    14 23 54.5 -00 07 09   0.1619  1.1629   159.9    17.3    21.4
    ...
    2023 05 18    14 18 14.7 -02 05 25   0.1527  1.1507   154.2    22.5    21.4
    ...
    2023 05 24    14 15 26.1 -04 09 21   0.1484  1.1429   149.6    26.7    21.5
    2023 05 25    14 15 08.8 -04 32 49   0.1478  1.1417   148.8    27.4    21.5
    2023 05 26    14 14 54.9 -04 57 02   0.1474  1.1406   148.0    28.0    21.5
    ...
    2023 06 01    14 14 52.1 -07 37 04   0.1456  1.1345   143.7    31.9    21.6
    ...
    2023 06 09    14 18 44.1 -11 41 51   0.1457  1.1285   138.7    36.4    21.7
    ...
    2023 06 24    14 39 20.9 -20 06 35   0.1535  1.1241   131.6    42.6    21.9
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-K137
    


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