• Processing (Info)

    • MPEC 2019-L18 : 2019 KH4

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    M.P.E.C. 2019-L18                                Issued 2019 June 2, 14:53 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 KH4

Observations:
     K19K04H  C2019 05 25.28571313 28 13.431-31 54 09.20         19.84GVEL018F51
     K19K04H  C2019 05 25.29645213 28 14.617-31 53 21.55         19.66GVEL018F51
     K19K04H  C2019 05 25.30719213 28 15.804-31 52 33.85         19.71GVEL018F51
     K19K04H* C2019 05 31.31808 13 39 56.300-24 37 28.89         20.2 wUEL018F51
     K19K04H  C2019 05 31.34211 13 39 58.899-24 35 48.02         20.1 wUEL018F51
     K19K04H  C2019 05 31.35417 13 40 00.204-24 34 57.27         20.2 wUEL018F51
     K19K04H pC2019 05 31.86689713 40 59.32 -23 59 18.4          20.4 GVEL018L01
     K19K04H pC2019 05 31.87407513 41 00.05 -23 58 49.0          20.3 GVEL018L01
     K19K04H  C2019 06 02.18091 13 43 29.92 -22 29 07.5          21.8 GVEL018I52
     K19K04H  C2019 06 02.18150 13 43 30.04 -22 29 05.1          22.1 GVEL018I52
     K19K04H  C2019 06 02.18209 13 43 30.09 -22 29 02.8          21.0 GVEL018I52
     K19K04H  C2019 06 02.18268 13 43 30.17 -22 29 00.0          21.7 GVEL018I52
     K19K04H  C2019 06 02.21874 13 43 34.08 -22 26 33.0          20.3 GVEL018G96
     K19K04H  C2019 06 02.22404 13 43 34.64 -22 26 11.3          20.5 GVEL018G96
     K19K04H  C2019 06 02.22936 13 43 35.19 -22 25 49.4          20.2 GVEL018G96
     K19K04H  C2019 06 02.23467 13 43 35.80 -22 25 27.8          20.1 GVEL018G96

Observer details:
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.
G96 Mt. Lemmon Survey.  Observer B. M. Africano.  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,
    D. Rankin, R. L. Seaman, F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  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, D. Rankin, R. L. Seaman, F. C. Shelly.  1.0-m reflector +
    CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.

Orbital elements:
2019 KH4
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 357.69936              (2000.0)            P               Q
n   0.19773712     Peri.  336.72424     -0.69370982     +0.46201922
a   2.9179460      Node   242.95558     -0.52385193     -0.85014776
e   0.5013547      Incl.   38.34389     -0.49431350     +0.25256093
P   4.98           H   19.5           G   0.15           U   6
Residuals in seconds of arc
190525 F51  0.0   0.0     190531 L01  0.4+  0.5+    190602 G96  0.3+  0.1+
190525 F51  0.0   0.0     190531 L01  0.4-  0.0     190602 G96  0.1+  0.2+
190525 F51  0.0   0.0     190602 I52  0.6-  0.3-    190602 G96  0.2-  0.4+
190531 F51  0.0   0.0     190602 I52  0.1+  0.3-    190602 G96  0.2+  0.3+
190531 F51  0.0   0.1-    190602 I52  0.1-  0.4-
190531 F51  0.0   0.0     190602 I52  0.2+  0.0

Ephemeris:
2019 KH4                 a,e,i = 2.92, 0.50, 38                  q = 1.4550
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 05 03    12 43 14.8 -56 50 11   0.5670  1.4561   133.2    30.3    20.4
...
2019 05 18    13 13 40.5 -40 53 16   0.5185  1.4581   142.7    24.8    20.0
...
2019 05 26    13 29 37.3 -31 01 09   0.5236  1.4655   143.0    24.6    20.1
...
2019 06 01    13 41 14.6 -23 49 54   0.5431  1.4739   140.5    26.0    20.2
2019 06 02    13 43 09.2 -22 41 15   0.5476  1.4756   139.8    26.3    20.2
2019 06 03    13 45 03.3 -21 33 47   0.5525  1.4773   139.2    26.7    20.3
...
2019 06 09    13 56 19.0 -15 17 46   0.5885  1.4888   134.7    29.0    20.5
...
2019 06 17    14 10 58.2 -08 22 40   0.6523  1.5077   128.0    32.1    20.8
...
2019 07 02    14 37 33.0 +00 22 58   0.8071  1.5529   116.3    36.0    21.5

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-L18

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