• MPC Preparation (Info)

    • MPEC 2019-E17 : 2019 DU1

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    M.P.E.C. 2019-E17                                Issued 2019 Mar. 2, 05:07 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 DU1

Observations:
     K19D01U* C2019 02 28.40056 12 03 54.42 -00 14 04.3          21.4 GVEE017G96
     K19D01U  C2019 02 28.40613 12 03 55.78 -00 13 47.3          20.8 GVEE017G96
     K19D01U  C2019 02 28.41169 12 03 57.12 -00 13 31.0          20.4 GVEE017G96
     K19D01U  C2019 02 28.41726 12 03 58.48 -00 13 14.0          20.9 GVEE017G96
     K19D01U  C2019 02 28.49328 12 04 17.20 -00 09 25.1          22.4 GVEE017G96
     K19D01U  C2019 02 28.49403 12 04 17.40 -00 09 22.8          21.8 GVEE017G96
     K19D01U  C2019 02 28.49527 12 04 17.67 -00 09 18.4          21.2 GVEE017G96
     K19D01U  C2019 02 28.49651 12 04 17.98 -00 09 16.1          21.3 GVEE017G96
     K19D01U KC2019 03 01.32203 12 08 03.03 +00 31 09.8                oEE017711
     K19D01U KC2019 03 01.32512 12 08 03.73 +00 31 18.8                oEE017711
     K19D01U KC2019 03 01.32818 12 08 04.42 +00 31 27.4                oEE017711
     K19D01U  C2019 03 01.34272 12 08 08.31 +00 32 06.7          20.5 GVEE017I52
     K19D01U  C2019 03 01.35601 12 08 11.25 +00 32 44.7          21.0 GVEE017I52
     K19D01U  C2019 03 01.36360 12 08 12.96 +00 33 05.8          20.8 GVEE017I52
     K19D01U  C2019 03 01.37120 12 08 14.62 +00 33 27.6          21.4 GVEE017I52
     K19D01U KC2019 03 02.06755612 11 07.82 +01 05 43.5          21.0 GVEE017L01
     K19D01U KC2019 03 02.07223112 11 08.80 +01 05 56.3          21.1 GVEE017L01

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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer 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.  Observers K. Korlevic, G. Kervina,
    F. Valentine.  Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.

Orbital elements:
2019 DU1                                                 Earth MOID = 0.0591 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  34.22868              (2000.0)            P               Q
n   0.40381633     Peri.  330.37765     -0.65978164     -0.75076499
a   1.8127871      Node   160.84572     +0.70733171     -0.63495714
e   0.4313469      Incl.    5.64081     +0.25371250     -0.18215752
P   2.44           H   25.5           G   0.15           U   8
Residuals in seconds of arc
190228 G96  0.1-  0.1+    190228 G96  0.2-  0.7+    190301 I52  0.1-  0.1+
190228 G96  0.0   0.3+    190228 G96  0.2-  0.7-    190301 I52  0.1+  0.5-
190228 G96  0.2-  0.2-    190301 711  0.0   0.0     190301 I52  0.5-  0.4-
190228 G96  0.1-  0.0     190301 711  0.1+  0.2+    190302 L01  0.2+  0.1+
190228 G96  0.2+  0.0     190301 711  0.2+  0.0     190302 L01  0.3-  0.1+
190228 G96  0.4+  0.0     190301 I52  0.4+  0.2+

Ephemeris:
2019 DU1                 a,e,i = 1.81, 0.43, 6                   q = 1.0308
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 01 31    07 18 11.9 -27 13 17   0.06928 1.0308   129.7    47.3    21.6
...
2019 02 15    10 21 00.3 -15 31 29   0.06198 1.0420   150.6    27.7    20.8
...
2019 02 23    11 33 09.5 -05 27 34   0.07510 1.0586   156.6    21.8    21.1
...
2019 03 01    12 06 37.5 +00 16 25   0.09052 1.0754   158.4    19.8    21.4
2019 03 02    12 10 52.2 +01 03 41   0.09344 1.0785   158.7    19.5    21.5
2019 03 03    12 14 47.8 +01 48 19   0.09644 1.0817   159.0    19.2    21.6
...
2019 03 09    12 32 49.1 +05 27 07   0.1162  1.1030   160.7    17.3    22.0
...
2019 03 17    12 46 28.9 +08 35 43   0.1466  1.1359   163.1    14.7    22.4
...
2019 04 01    12 56 12.9 +11 04 41   0.2165  1.2088   164.1    13.1    23.4

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-E17

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