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  • MPEC 2019-C117: 2019 CE4

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    M.P.E.C. 2019-C117                               Issued 2019 Feb. 11, 14:41 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 CE4
    
    Observations:
         K19C04E* C2019 02 08.11441 01 22 03.55 +26 12 42.7          21.5 GVEC117703
         K19C04E  C2019 02 08.11970 01 22 05.12 +26 12 54.1          20.0 GVEC117703
         K19C04E  C2019 02 08.12498 01 22 06.47 +26 13 07.0          20.1 GVEC117703
         K19C04E  C2019 02 08.13026 01 22 07.87 +26 13 19.6          20.2 GVEC117703
         K19C04E  C2019 02 08.18195 01 22 20.87 +26 15 21.5          19.5 GVEC117I52
         K19C04E  C2019 02 08.18271 01 22 21.05 +26 15 23.1          19.5 GVEC117I52
         K19C04E  C2019 02 08.18348 01 22 21.26 +26 15 25.0          19.6 GVEC117I52
         K19C04E  C2019 02 08.18424 01 22 21.46 +26 15 26.8          19.4 GVEC117I52
         K19C04E KC2019 02 08.73063 01 24 41.48 +26 36 58.7          20.0 RoEC117K88
         K19C04E KC2019 02 08.73804 01 24 43.28 +26 37 15.3          19.6 RoEC117K88
         K19C04E KC2019 02 08.74546 01 24 45.22 +26 37 33.0          19.4 RoEC117K88
         K19C04E KC2019 02 08.75390501 24 47.35 +26 37 53.3          19.9 GVEC117L01
         K19C04E KC2019 02 08.75498401 24 47.62 +26 37 55.6          20.1 GVEC117L01
         K19C04E KC2019 02 08.75606101 24 47.91 +26 37 57.8          20.2 GVEC117L01
         K19C04E KC2019 02 08.75800301 24 48.37 +26 38 02.2          20.2 GVEC117L01
         K19C04E KC2019 02 08.75951101 24 48.77 +26 38 05.5          20.3 GVEC117L01
         K19C04E KC2019 02 09.02389201 25 56.51 +26 48 26.0          20.8 VuEC117H21
         K19C04E KC2019 02 09.03042501 25 58.17 +26 48 41.2          20.9 VuEC117H21
         K19C04E KC2019 02 09.03585101 25 59.55 +26 48 53.7          20.6 VuEC117H21
         K19C04E  C2019 02 09.09206301 26 13.94 +26 51 05.5          20.2 GVEC117H01
         K19C04E  C2019 02 09.09551901 26 14.81 +26 51 13.5          20.6 GVEC117H01
         K19C04E  C2019 02 09.10375 01 26 16.93 +26 51 33.1          20.7 GVEC117I52
         K19C04E  C2019 02 09.10452 01 26 17.08 +26 51 35.1                VEC117I52
         K19C04E  C2019 02 09.10528 01 26 17.30 +26 51 37.0                VEC117I52
         K19C04E  C2019 02 09.10608601 26 17.50 +26 51 38.0          20.5 GVEC117H01
         K19C04E  C2019 02 09.11353601 26 19.41 +26 51 55.6          20.5 GVEC117H01
         K19C04E KC2019 02 10.80158001 33 33.42 +27 56 14.7          20.4 GVEC117J95
         K19C04E SC2019 02 10.81433701 33 36.72 +27 56 43.0                VEC117J95
         K19C04E  C2019 02 11.08777 01 34 47.17 +28 06 57.3          20.2 GVEC117I52
         K19C04E  C2019 02 11.08855 01 34 47.38 +28 06 59.3          20.7 GVEC117I52
         K19C04E  C2019 02 11.08931 01 34 47.61 +28 07 01.0          21.0 GVEC117I52
    
    Observer details:
    703 Catalina Sky Survey.  Observer H. Groeller.  Measurers B. M. Africano,
        E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
        H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne,
        R. L. Seaman, F. C. Shelly.  0.68-m Schmidt + 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.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers D. C. Fuls,
        E. J. Christensen.  Measurers B. M. Africano, E. J. Christensen,
        G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller,
        R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, R. L. Seaman,
        F. C. Shelly.  1.0-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
        Schmidt-Cassegrain + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer A. Bodi.  Measurer K. Sarneczky.
        0.60-m Schmidt + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2019 CE4                                            PHA, Earth MOID = 0.0170 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M  12.59078              (2000.0)            P               Q
    n   0.10029046     Peri.  351.66502     +0.87568147     -0.43357449
    a   4.5880658      Node    36.52656     +0.46108366     +0.61994694
    e   0.7807704      Incl.   20.92707     +0.14347065     +0.65397168
    P   9.83           H   17.9           G   0.15           U   9
    Residuals in seconds of arc
    190208 703  2.4-  0.6+    190208 L01  0.1-  0.4+    190209 I52  0.5-  0.3+
    190208 703  0.7+  0.5-    190208 L01  0.2-  0.2+    190209 I52  0.1-  0.5+
    190208 703  0.9+  0.1-    190208 L01  0.0   0.2-    190209 H01  0.0   0.1-
    190208 703  1.7+  0.0     190208 L01  0.4-  0.3-    190209 H01  0.2+  0.3+
    190208 I52  0.1-  0.2-    190208 L01  0.2-  0.5-    190210 J95  0.2-  0.0
    190208 I52  0.3-  0.4-    190209 H21  0.1-  0.0     190210 J95  0.2+  0.2-
    190208 I52  0.1-  0.3-    190209 H21  0.1-  0.0     190211 I52  0.2-  0.0
    190208 I52  0.0   0.3-    190209 H21  0.1-  0.1-    190211 I52  0.1-  0.3+
    190208 K88  0.7+  0.7+    190209 H01  0.1+  0.1-    190211 I52  0.4+  0.3+
    190208 K88  0.4-  0.0     190209 H01  0.0   0.1-
    190208 K88  0.3+  0.3+    190209 I52  0.1+  0.1+
    
    Ephemeris:
    2019 CE4                 a,e,i = 4.59, 0.78, 21                  q = 1.0058
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2019 01 12    23 32 24.0 +04 10 57   0.9944  1.0525    64.3    57.3    20.1
    ...
    2019 01 27    00 31 39.8 +17 14 43   1.0412  1.1374    68.2    53.5    20.2
    ...
    2019 02 04    01 04 40.7 +23 22 30   1.0900  1.1956    70.1    50.8    20.4
    ...
    2019 02 10    01 30 07.1 +27 26 01   1.1368  1.2437    71.3    48.7    20.5
    2019 02 11    01 34 24.6 +28 03 41   1.1455  1.2521    71.5    48.4    20.5
    2019 02 12    01 38 42.9 +28 40 29   1.1543  1.2605    71.6    48.0    20.5
    ...
    2019 02 18    02 04 47.4 +32 02 59   1.2120  1.3125    72.4    45.9    20.7
    ...
    2019 02 26    02 39 58.7 +35 44 04   1.3003  1.3853    73.0    43.1    20.8
    ...
    2019 03 13    03 45 39.2 +40 18 06   1.4960  1.5289    72.6    38.3    21.2
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-C117
    

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