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  • MPEC 2023-H146 : 2023 HL3

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    M.P.E.C. 2023-H146                               Issued 2023 April 22, 14:43 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
    
                                    2023 HL3                                 
    
    
    Observations:
         K23H03L*1C2023 04 21.31788113 41 53.574-14 04 38.71         19.96GVEH146G96
         K23H03L 1C2023 04 21.32258913 41 55.640-14 05 04.42         20.12GVEH146G96
         K23H03L 1C2023 04 21.32728313 41 57.779-14 05 31.06         19.55GVEH146G96
         K23H03L 1C2023 04 21.33197013 41 59.874-14 05 56.62         20.41GVEH146G96
         K23H03L KC2023 04 21.37955413 42 21.524-14 10 20.82         19.99GVEH146I52
         K23H03L KC2023 04 21.38048113 42 21.956-14 10 25.57         19.83GVEH146I52
         K23H03L KC2023 04 21.38142813 42 22.414-14 10 31.01         19.80GVEH146I52
         K23H03L 1C2023 04 21.86254213 47 08.750-15 00 27.40         20.4 GVEH146246
         K23H03L 1C2023 04 21.86275613 47 08.810-15 00 28.70               VEH146246
         K23H03L bC2023 04 21.94598413 47 57.38 -15 09 51.3          20.0 GVEH146L01
         K23H03L bC2023 04 21.94894913 47 59.17 -15 10 12.3          20.1 GVEH146L01
         K23H03L bC2023 04 21.95042913 47 59.99 -15 10 22.2          20.4 GVEH146L01
         K23H03L bC2023 04 21.95191013 48 00.91 -15 10 32.6          20.5 GVEH146L01
         K23H03L bC2023 04 21.95356713 48 01.87 -15 10 44.7          20.2 GVEH146L01
         K23H03L |C2023 04 22.17242 13 50 31.76 -15 32 51.5          20.1 GuEH146807
         K23H03L |C2023 04 22.17362 13 50 32.52 -15 33 00.5          20.0 GuEH146807
         K23H03L |C2023 04 22.17483 13 50 33.28 -15 33 09.3          19.9 GuEH146807
         K23H03L |C2023 04 22.17603 13 50 34.04 -15 33 18.5          20.2 GuEH146807
         K23H03L KC2023 04 22.25112 13 51 27.58 -15 46 38.6          20.2 VqEH146H36
         K23H03L KC2023 04 22.26274 13 51 35.24 -15 48 07.8          19.8 VqEH146H36
         K23H03L KC2023 04 22.27438 13 51 43.02 -15 49 39.1          20.0 VqEH146H36
         K23H03L KC2023 04 22.28439 13 51 49.69 -15 50 55.7          20.2 VqEH146H36
         K23H03L mC2023 04 22.28579313 51 53.830-15 50 51.20         19.44GVEH146I52
         K23H03L mC2023 04 22.28673313 51 54.480-15 50 59.00         19.84GVEH146I52
         K23H03L mC2023 04 22.28791413 51 55.270-15 51 08.40               VEH146I52
         K23H03L KC2023 04 22.28864113 51 50.93 -15 51 28.8          20.3 VuEH146H21
         K23H03L KC2023 04 22.29179113 51 53.05 -15 51 52.8          20.3 VuEH146H21
         K23H03L KC2023 04 22.29497813 51 55.22 -15 52 17.4          20.3 VuEH146H21
         K23H03L  C2023 04 22.34666713 52 36.264-15 58 55.76         19.8 GVEH146654
         K23H03L  C2023 04 22.39595013 53 10.358-16 05 27.01         20.0 GVEH146654
         K23H03L  C2023 04 22.41662113 53 25.015-16 08 11.97         20.0 GVEH146654
    
    Observer details:
    246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha, M. Janda, M.
        Honkova.  Measurer M. Tichy.  1.06-m f/2.7 Reflector + 2048x2048 CCD.
    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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Linder, R. Holmes, L. Horn.  0.76-m f/3.0 astrograph + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m f/4.8 .56 meter
        reflector + 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 HL3                                                 Earth MOID = 0.0033 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 332.99004              (2000.0)            P               Q                  
    n   0.27774388     Peri.  256.82541     -0.04140078     +0.99914166             
    a   2.3265178      Node    10.80211     -0.91380275     -0.03730272             
    e   0.6274949      Incl.    0.42440     -0.40404270     -0.01801275             
    P   3.55           H   26.68          G   0.15           U   7                  
    Residuals in seconds of arc
    230421 G96  0.0   0.1+    230421 L01  0.6-  0.6+    230422 I52  0.3-  0.6+
    230421 G96  0.5-  0.4+    230421 L01  0.2+  0.5+    230422 I52  0.1+  0.1+
    230421 G96  0.2+  0.3-    230421 L01  0.1+  0.2-    230422 I52  0.2+  0.0
    230421 G96  0.1+  0.1+    230422 807  0.0   0.0     230422 H21  0.1-  0.2-
    230421 I52  0.0   0.4-    230422 807  0.1+  0.1-    230422 H21  0.1-  0.0
    230421 I52  0.0   0.0     230422 807  0.1+  0.2+    230422 H21  0.2+  0.0
    230421 I52  0.3+  0.2-    230422 807  0.1+  0.1-    230422 654  0.1-  0.1-
    230421 246  0.0   0.7-    230422 H36  0.6-  0.4+    230422 654  0.1-  0.1-
    230421 246  0.9-  0.5-    230422 H36  0.5-  0.7+    230422 654  0.1-  0.1-
    230421 L01  0.7-  0.9+    230422 H36  0.5+  0.7-
    230421 L01  0.1+  0.3+    230422 H36  0.6+  0.1+
    
    Ephemeris:
    2023 HL3                 a,e,i = 2.33, 0.63, 0                   q = 0.8666
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 03 23    13 01 49.5 -06 24 36   0.3127  1.3011   165.1    11.4    25.4
    ...
    2023 04 07    13 08 01.7 -07 34 21   0.1680  1.1686   178.0     1.7    23.4
    ...
    2023 04 15    13 16 37.8 -09 17 45   0.09878 1.1016   176.6     3.1    22.2
    ...
    2023 04 21    13 39 20.2 -13 34 27   0.04960 1.0542   176.1     3.7    20.6
    2023 04 22    13 48 31.7 -15 12 59   0.04169 1.0466   176.2     3.7    20.2
    2023 04 23    14 02 14.1 -17 34 11   0.03395 1.0391   174.7     5.2    19.8
    ...
    2023 04 29    22 59 58.0 -16 50 42   0.02108 0.9961    59.0   120.0    23.1
    ...
    2023 05 07    00 28 28.2 -00 10 09   0.08341 0.9459    39.5   137.3    27.7
    ...
    2023 05 22    00 52 56.3 +04 01 05   0.2093  0.8816    46.6   123.4    28.1
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-H146
    


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