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  • MPEC 2023-H186 : 2023 HV4

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    M.P.E.C. 2023-H186                               Issued 2023 April 26, 11:09 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 HV4                                 
    
    
    Observations:
         K23H04V*1C2023 04 21.24354111 44 00.812-19 15 51.08         19.71GVEH186G96
         K23H04V 1C2023 04 21.24838911 44 04.175-19 14 33.86         19.69GVEH186G96
         K23H04V 1C2023 04 21.25322011 44 07.537-19 13 16.54         20.07GVEH186G96
         K23H04V 1C2023 04 21.25805411 44 10.889-19 11 59.71         20.12GVEH186G96
         K23H04V KC2023 04 21.30632011 44 44.138-18 59 19.50         19.97GVEH186I52
         K23H04V KC2023 04 21.30749111 44 44.902-18 59 02.00         20.22GVEH186I52
         K23H04V KC2023 04 21.30866811 44 45.712-18 58 43.18         20.36GVEH186I52
         K23H04V mC2023 04 21.31591211 44 50.650-18 56 50.50         20.63GVEH186I52
         K23H04V mC2023 04 21.31671511 44 51.200-18 56 37.80         20.59GVEH186I52
         K23H04V KC2023 04 21.88199611 50 45.63 -16 49 23.9          20.8 GVEH186L01
         K23H04V KC2023 04 21.88347711 50 46.37 -16 49 06.9          20.2 GVEH186L01
         K23H04V KC2023 04 21.88496211 50 47.12 -16 48 49.0          20.3 GVEH186L01
         K23H04V KC2023 04 21.88645011 50 47.89 -16 48 31.2          20.5 GVEH186L01
         K23H04V KC2023 04 21.88793911 50 48.69 -16 48 13.7          20.6 GVEH186L01
         K23H04V |C2023 04 22.09854 11 52 37.35 -16 06 32.7          20.9 GuEH186807
         K23H04V |C2023 04 22.10276 11 52 39.24 -16 05 47.2          20.8 GuEH186807
         K23H04V |C2023 04 22.10705 11 52 41.18 -16 05 00.7          21.0 GuEH186807
         K23H04V |C2023 04 22.11113 11 52 42.99 -16 04 16.9          20.7 GuEH186807
         K23H04V  C2023 04 22.19136511 53 22.990-15 51 44.16         20.9 GVEH186654
         K23H04V  C2023 04 22.19931711 53 26.427-15 50 21.75         20.9 GVEH186654
         K23H04V KC2023 04 22.20151111 53 26.754-15 49 56.93         20.48GVEH186I52
         K23H04V KC2023 04 22.20243811 53 27.125-15 49 47.64         20.61GVEH186I52
         K23H04V KC2023 04 22.20336511 53 27.564-15 49 37.74         20.55GVEH186I52
         K23H04V KC2023 04 22.20429811 53 27.895-15 49 27.48         20.38GVEH186I52
         K23H04V  C2023 04 22.26424011 53 54.081-15 39 15.00         21.0 GVEH186654
         K23H04V  C2023 04 22.27216111 53 57.418-15 37 54.82         21.0 GVEH186654
         K23H04V |C2023 04 26.09941 12 10 04.33 -09 35 49.9          21.6 GuEH186807
         K23H04V |C2023 04 26.10496 12 10 05.03 -09 35 32.7          21.4 GuEH186807
         K23H04V |C2023 04 26.11050 12 10 05.72 -09 35 15.2          21.6 GuEH186807
    
    Observer details:
    654 Table Mountain Observatory, Wrightwood-PHMC.  Observers N. Evans, P. Choi,
        N. Saini, C. Zhai, R. Trahan, M. Shao.  1.0-m Reflector + 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 R. A. Kowalski.
        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.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2023 HV4                                                 Earth MOID = 0.0247 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 355.76128              (2000.0)            P               Q                  
    n   0.31591129     Peri.  206.90453     +0.27736196     -0.95933902             
    a   2.1351380      Node   227.04320     +0.89385643     +0.27763537             
    e   0.9055312      Incl.    4.10068     +0.35226555     +0.05086500             
    P   3.12           H   24.71          G   0.15           U   8                  
    Residuals in seconds of arc
    230421 G96  0.3+  0.1+    230421 L01  0.5-  0.1-    230422 I52  0.1+  0.2+
    230421 G96  0.1-  0.1-    230421 L01  0.5-  0.1+    230422 I52  0.4-  0.1-
    230421 G96  0.1-  0.2+    230421 L01  0.2-  0.2+    230422 I52  0.2+  0.2+
    230421 G96  0.2-  0.1+    230421 L01  0.5+  0.0     230422 I52 (0.8-  0.7+)
    230421 I52  0.5+  0.5+    230422 807  0.3+  0.1+    230422 654  0.3-  0.0
    230421 I52  0.0   0.2-    230422 807  0.1+  0.1-    230422 654  0.1-  0.2-
    230421 I52  0.1+  0.3+    230422 807  0.3+  0.1+    230426 807  0.1-  0.1+
    230421 I52  0.3+  0.4+    230422 807  0.0   0.1-    230426 807  0.1+  0.1-
    230421 I52  0.3+  0.6+    230422 654  0.1-  0.0     230426 807  0.1+  0.1+
    230421 L01  0.3-  0.5+    230422 654  0.3-  0.2-
    
    Ephemeris:
    2023 HV4                 a,e,i = 2.14, 0.91, 4                   q = 0.2017
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 03 27    00 36 31.0 +00 09 38   0.4489  0.5511     4.4   172.0
    ...
    2023 04 11    00 50 22.7 -06 59 57   0.1329  0.8751    16.3   161.3    31.5
    ...
    2023 04 19    10 33 02.8 -39 28 17   0.03502 1.0264   128.8    49.7    19.3
    ...
    2023 04 25    12 07 04.6 -10 42 10   0.1432  1.1324   150.4    26.0    21.9
    2023 04 26    12 09 49.5 -09 41 26   0.1624  1.1495   150.0    26.0    22.2
    2023 04 27    12 12 02.4 -08 53 44   0.1818  1.1665   149.4    26.0    22.5
    ...
    2023 05 03    12 20 10.0 -06 21 53   0.3001  1.2653   145.0    27.2    23.8
    ...
    2023 05 11    12 26 39.4 -05 13 08   0.4625  1.3899   138.4    28.8    25.0
    ...
    2023 05 26    12 37 21.2 -04 58 04   0.7821  1.6051   126.3    30.6    26.5
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-H186
    


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