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  • MPEC 2024-H15 : 2024 HC

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    M.P.E.C. 2024-H15                                Issued 2024 April 17, 11:43 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
    
                                     2024 HC                                 
    
    
    Observations:
         K24H00C*1C2024 04 16.29221513 54 17.752+28 40 10.31         20.14GVEH015G96
         K24H00C 1C2024 04 16.29739813 54 13.964+28 40 18.84         20.48GVEH015G96
         K24H00C 1C2024 04 16.30255913 54 10.285+28 40 26.04         21.37GVEH015G96
         K24H00C 1C2024 04 16.30773813 54 06.412+28 40 34.50         21.00GVEH015G96
         K24H00C KC2024 04 16.36529213 53 24.790+28 41 47.50         21.03GVEH015I52
         K24H00C KC2024 04 16.36683713 53 23.680+28 41 48.40               VEH015I52
         K24H00C KC2024 04 16.37210013 53 19.890+28 41 55.30               VEH015I52
         K24H00C KC2024 04 16.90496513 48 41.467+28 51 07.38         20.1 GVEH015J95
         K24H00C KC2024 04 16.91581713 48 34.392+28 51 25.45         20.7 GVEH015J95
         K24H00C 2C2024 04 16.91856513 48 35.79 +28 52 55.4          20.0 GVEH015Z84
         K24H00C 2C2024 04 16.92239513 48 33.14 +28 53 02.5          20.1 GVEH015Z84
         K24H00C 2C2024 04 16.92584213 48 30.83 +28 53 08.1          19.8 GVEH015Z84
         K24H00C KC2024 04 16.92642813 48 27.470+28 51 42.30         20.4 GVEH015J95
         K24H00C KC2024 04 16.93753113 48 20.208+28 51 59.22         20.5 GVEH015J95
         K24H00C KC2024 04 17.21758913 45 49.81 +28 59 07.9          20.0 GXEH015858
         K24H00C KC2024 04 17.22414213 45 45.35 +28 59 17.8          20.4 GXEH015858
         K24H00C KC2024 04 17.23114113 45 40.56 +28 59 28.9          20.2 GXEH015858
         K24H00C  C2024 04 17.29198213 44 58.822+29 00 57.31         20.4 GVEH015H01
         K24H00C  C2024 04 17.29605213 44 55.970+29 01 02.03         20.4 GVEH015H01
         K24H00C  C2024 04 17.31463813 44 42.983+29 01 21.95         20.4 GVEH015H01
         K24H00C  C2024 04 17.31844413 44 40.330+29 01 25.79         20.3 GVEH015H01
         K24H00C  C2024 04 17.33525513 44 50.267+29 02 40.11         20.69wXEH015F51
         K24H00C  C2024 04 17.34669813 44 42.355+29 02 59.94         20.68wXEH015F51
         K24H00C  C2024 04 17.35891113 44 33.898+29 03 19.94         20.67wXEH015F51
         K24H00C KC2024 04 17.41528813 43 35.299+29 02 48.80         20.59GVEH015I52
         K24H00C KC2024 04 17.41853313 43 33.125+29 02 50.42         20.42GVEH015I52
         K24H00C KC2024 04 17.45681913 43 08.281+29 03 04.25         20.49GVEH015I52
         K24H00C KC2024 04 17.46007613 43 06.244+29 03 05.08         20.26GVEH015I52
    
    Observer details:
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
        Schmidt-Cassegrain + CCD.
    F51 Pan-STARRS 1, 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 G. J. Leonard.  Measurers T. Beuden, V. F.
        Carvajal, 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.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers T. Beuden, J. B.
        Fazekas.  Measurers T. Beuden, V. F. Carvajal, 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.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    Z84 Calar Alto-Schmidt.  Observers E. Schwab, L. Conversi, R. Kresken, M.
        Micheli, F. Ocana.  Measurer E. Schwab.  0.8-m f/3 Schmidt + CCD.
    
    Orbital elements:
    2024 HC                                                  Earth MOID = 0.0081 AU
    Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
    M 137.59939              (2000.0)            P               Q                  
    n   1.08143053     Peri.  257.68863     +0.68241005     -0.73092315             
    a   0.9400197      Node   149.27402     +0.67676209     +0.62750425             
    e   0.0937446      Incl.    0.92389     +0.27624193     +0.26830908             
    P   0.91           H   27.34          G   0.15           U   6                  
    Residuals in seconds of arc
    240416 G96  0.3+  0.3-    240416 Z84  0.4-  0.4+    240417 H01  0.0   0.0
    240416 G96  0.0   0.1+    240416 Z84  0.1+  0.0     240417 F51  0.2+  0.2-
    240416 G96 (0.9+  0.5-)   240416 J95  0.2-  0.0     240417 F51  0.3-  0.0
    240416 G96  0.6-  0.3+    240416 J95  0.2+  0.5-    240417 F51  0.0   0.0
    240416 I52  0.1+  0.2-    240417 858  0.3-  0.3+    240417 I52  0.3+  0.2-
    240416 I52  0.1+  0.9-    240417 858  0.2-  0.2-    240417 I52  0.0   0.0
    240416 I52  0.2-  0.4+    240417 858  0.2-  0.1+    240417 I52  0.3-  0.2+
    240416 J95  0.2+  0.1+    240417 H01  0.1+  0.0     240417 I52  0.0   0.2+
    240416 J95  0.2-  0.2+    240417 H01  0.0   0.0
    240416 Z84  0.3+  0.1-    240417 H01  0.0   0.0
    
    Ephemeris:
    2024 HC                  a,e,i = 0.94, 0.09, 1                   q = 0.8519
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2024 03 18    18 05 54.2 -04 34 16   0.02424 0.9940    86.2    92.4    22.5
    ...
    2024 04 02    16 20 45.8 +14 19 05   0.01951 1.0104   123.3    55.8    20.8
    ...
    2024 04 10    14 58 58.1 +24 24 13   0.02001 1.0170   138.9    40.4    20.5
    ...
    2024 04 16    13 57 00.6 +28 33 36   0.02225 1.0209   141.0    38.2    20.7
    2024 04 17    13 47 38.2 +28 55 53   0.02275 1.0215   140.6    38.6    20.7
    2024 04 18    13 38 38.1 +29 13 27   0.02329 1.0220   139.9    39.2    20.8
    ...
    2024 04 24    12 53 00.8 +29 41 31   0.02705 1.0246   133.9    45.0    21.3
    ...
    2024 05 02    12 12 33.4 +28 21 57   0.03301 1.0266   124.0    54.5    22.0
    ...
    2024 05 17    11 38 04.8 +24 08 13   0.04509 1.0258   107.6    70.0    23.1
    
    M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-H15
    


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