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  • MPEC 2019-N124 : 2019 NZ4

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    M.P.E.C. 2019-N124                                Issued 2019 July 9, 12:40 UT  
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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
    
                                    2019 NZ4                                 
    
    Observations:
         K19N04Z  C2019 06 03.57597220 46 51.180-17 55 58.43         23.3 GVEN124F51
         K19N04Z  C2019 06 03.58476620 46 51.236-17 56 07.64         22.5 GVEN124F51
         K19N04Z  C2019 06 03.60239020 46 51.432-17 56 25.21         22.7 GVEN124F51
         K19N04Z  C2019 06 29.48814820 33 44.890-28 28 04.82         22.2 GVEN124F51
         K19N04Z  C2019 06 29.49931620 33 43.903-28 28 26.23         21.7 GVEN124F51
         K19N04Z* C2019 07 06.46507 20 22 10.285-32 17 51.77         21.9 wUEN124F51
         K19N04Z  C2019 07 06.47671 20 22 08.850-32 18 15.36         21.9 wUEN124F51
         K19N04Z  C2019 07 06.48836 20 22 07.428-32 18 38.74         21.9 wUEN124F51
         K19N04Z  C2019 07 06.49998 20 22 05.986-32 19 02.69         22.0 wUEN124F51
         K19N04Z KC2019 07 08.52097120 18 02.56 -33 27 05.4          21.7 GVEN124474
         K19N04Z KC2019 07 08.52449120 18 02.11 -33 27 12.5          22.0 GVEN124474
         K19N04Z KC2019 07 08.53857520 18 00.28 -33 27 41.0          21.7 GVEN124474
         K19N04Z KC2019 07 09.33637 20 16 18.95 -33 54 56.5          21.6 RoEN124291
         K19N04Z KC2019 07 09.34238 20 16 18.12 -33 55 08.2          21.8 RoEN124291
         K19N04Z KC2019 07 09.34837 20 16 17.31 -33 55 20.3          21.3 RoEN124291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
        P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
        E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
        Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau,
        J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  
        1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2019 NZ4                                                 Earth MOID = 0.1545 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M 153.40546              (2000.0)            P               Q
    n   0.72942518     Peri.  359.55229     -0.12483791     -0.92554950
    a   1.2222186      Node    97.58901     +0.91142192     -0.24934513
    e   0.3221150      Incl.   21.13785     +0.39207853     +0.28493006
    P   1.35           H   21.2           G   0.15           U   5
    Residuals in seconds of arc
    190603 F51  0.1+  0.3+    190706 F51  0.0   0.2-    190708 474  0.3-  0.1-
    190603 F51  0.3-  0.2-    190706 F51  0.1-  0.1-    190708 474  0.3-  0.2+
    190603 F51  0.2+  0.2-    190706 F51  0.0   0.1+    190709 291  0.4+  0.2-
    190629 F51  0.0   0.1+    190706 F51  0.2-  0.3-    190709 291  0.1+  0.3+
    190629 F51  0.1+  0.1+    190708 474  0.4-  0.2-    190709 291  0.1+  0.3+
    
    Ephemeris:
    2019 NZ4                 a,e,i = 1.22, 0.32, 21                  q = 0.8285
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 06 09    20 47 22.9 -19 34 15   0.7731  1.6151   128.7    29.4    23.0
    ...
    2019 06 24    20 40 12.0 -25 40 40   0.6629  1.6075   145.6    21.0    22.4
    ...
    2019 07 02    20 30 01.1 -29 48 57   0.6200  1.6000   154.9    15.6    22.0
    ...
    2019 07 08    20 19 07.0 -33 09 29   0.5972  1.5929   160.8    12.1    21.8
    2019 07 09    20 17 01.9 -33 43 19   0.5943  1.5916   161.6    11.7    21.8
    2019 07 10    20 14 52.5 -34 17 06   0.5916  1.5902   162.2    11.3    21.8
    ...
    2019 07 16    20 00 30.6 -37 36 00   0.5807  1.5814   163.2    10.7    21.7
    ...
    2019 07 24    19 38 27.7 -41 35 11   0.5803  1.5675   157.4    14.5    21.8
    ...
    2019 08 08    18 56 44.2 -46 42 40   0.6179  1.5352   139.1    25.6    22.3
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-N124
    


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