[Iaude] MPEC E04: 2019 DH1 [a=1.04,e=0.17,i=0.8,H=26.2]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Mar 1 07:35:17 EST 2019


M.P.E.C. 2019-E04                                Issued 2019 Mar. 1, 12:31 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2019 DH1
 
Observations:
     K19D01H* C2019 02 28.28117 10 21 15.46 +00 16 25.5          20.6 GVEE004G96
     K19D01H  C2019 02 28.28678 10 21 13.66 +00 16 19.8          20.5 GVEE004G96
     K19D01H  C2019 02 28.29238 10 21 11.75 +00 16 15.2          20.4 GVEE004G96
     K19D01H  C2019 02 28.29797 10 21 09.89 +00 16 10.0          20.4 GVEE004G96
     K19D01H  C2019 02 28.44234 10 20 22.90 +00 14 00.5          20.2 GVEE004I52
     K19D01H  C2019 02 28.44310 10 20 22.66 +00 13 59.4          20.9 GVEE004I52
     K19D01H  C2019 02 28.44386 10 20 22.43 +00 13 59.7                VEE004I52
     K19D01H KC2019 02 28.97605410 17 54.57 +00 05 19.6          20.8 GVEE004L01
     K19D01H KC2019 02 28.97820910 17 53.86 +00 05 17.6          20.6 GVEE004L01
     K19D01H KC2019 02 28.98444810 17 51.71 +00 05 11.5          20.6 GVEE004L01
     K19D01H KC2019 02 28.98725010 17 50.77 +00 05 08.6          20.7 GVEE004L01
     K19D01H KC2019 03 01.17048 10 17 01.71 +00 02 27.3          19.8 RqEE004H36
     K19D01H KC2019 03 01.17513 10 17 01.51 +00 02 41.6                oEE004711
     K19D01H KC2019 03 01.17821 10 17 00.52 +00 02 38.5                oEE004711
     K19D01H KC2019 03 01.18127 10 16 59.38 +00 02 35.6                oEE004711
     K19D01H KC2019 03 01.18284 10 16 57.47 +00 02 15.2          20.4 RqEE004H36
     K19D01H KC2019 03 01.19519 10 16 53.14 +00 02 03.7          20.0 RqEE004H36
     K19D01H  C2019 03 01.38503 10 15 47.33 -00 00 46.2          20.6 GVEE004I52
     K19D01H  C2019 03 01.38628 10 15 46.90 -00 00 47.6          20.1 GVEE004I52
     K19D01H  C2019 03 01.38753 10 15 46.44 -00 00 48.5          20.3 GVEE004I52
     K19D01H  C2019 03 01.38878 10 15 45.98 -00 00 50.0          20.3 GVEE004I52
 
Observer details:
711 McDonald Observatory, Fort Davis.  Observer J. G. Ries.  2.1-m reflector
    + CCD + focal reducer.
G96 Mt. Lemmon 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.  1.5-m reflector + 10K CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observers B. M. Africano,
    R. A. Kowalski.  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.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2019 DH1                                                 Earth MOID = 0.0114 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 331.12482              (2000.0)            P               Q
n   0.92793979     Peri.  321.49227     -0.15232455     +0.98824769
a   1.0410131      Node   299.74266     -0.90308654     -0.14443489
e   0.1729459      Incl.    0.84442     -0.40153696     -0.05005065
P   1.06           H   26.2           G   0.15           U   8
Residuals in seconds of arc
190228 G96  0.1+  0.0     190228 L01  0.2-  0.1+    190301 711  1.0-  0.3+
190228 G96  0.8+  0.7-    190228 L01  0.2+  0.1+    190301 H36  1.0+  0.4-
190228 G96  0.2-  0.2-    190228 L01  0.1-  0.1-    190301 H36  0.8+  0.0
190228 G96  0.4-  0.4-    190228 L01  0.1+  0.3-    190301 I52  0.0   0.1-
190228 I52  0.1-  0.4+    190301 H36  0.2+  0.1-    190301 I52  0.2+  0.3-
190228 I52  0.1-  0.0     190301 711  1.1-  0.4+    190301 I52  0.0   0.1+
190228 I52  0.0   1.0+    190301 711  0.1+  0.3+    190301 I52  0.2-  0.2-

Ephemeris:
2019 DH1                 a,e,i = 1.04, 0.17, 1                   q = 0.8610
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 01 30    11 03 33.7 +04 43 29   0.1684  1.1261   144.3    30.7    23.9
...
2019 02 14    10 57 12.0 +02 45 43   0.1068  1.0883   159.9    18.1    22.5
...
2019 02 22    10 42 56.3 +01 34 25   0.07863 1.0664   169.3     9.9    21.5
...
2019 02 28    10 22 31.2 +00 21 54   0.05961 1.0493   170.8     8.7    20.8
2019 03 01    10 17 48.8 +00 06 47   0.05663 1.0464   169.6     9.8    20.7
2019 03 02    10 12 36.6 -00 09 33   0.05371 1.0435   168.1    11.3    20.6
...
2019 03 08    09 26 10.3 -02 26 31   0.03761 1.0260   152.6    26.5    20.3
...
2019 03 16    06 59 11.2 -08 23 45   0.02311 1.0023   109.0    69.8    20.5
...
2019 03 31    01 42 40.4 -08 33 34   0.04313 0.9586    20.8   158.3    29.7

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-E04



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