• MPC Preparation (Info)

    • MPEC 2019-D57 : 2019 DS

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    M.P.E.C. 2019-D57                                Issued 2019 Feb. 28, 19:31 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2019 DS

Observations:
     K19D00S* C2019 02 26.35545 10 06 38.16 +09 06 49.7          21.4 GVED057G96
     K19D00S  C2019 02 26.36569 10 06 38.38 +09 07 18.6          20.9 GVED057G96
     K19D00S  C2019 02 26.37081 10 06 38.46 +09 07 32.7          21.1 GVED057G96
     K19D00S  C2019 02 26.44166 10 06 40.36 +09 10 49.0          21.1 GVED057I52
     K19D00S  C2019 02 26.44499 10 06 40.48 +09 10 57.9          20.9 GVED057I52
     K19D00S  C2019 02 26.44832 10 06 40.55 +09 11 07.2          21.4 GVED057I52
     K19D00S  C2019 02 26.45164 10 06 40.68 +09 11 16.2          21.0 GVED057I52
     K19D00S |C2019 02 27.14626 10 07 17.52 +09 46 03.0          20.8 GUED057807
     K19D00S |C2019 02 27.15256 10 07 17.68 +09 46 21.9          20.8 GUED057807
     K19D00S |C2019 02 27.15844 10 07 17.82 +09 46 39.6          20.8 GUED057807
     K19D00S KC2019 02 27.87430510 07 55.33 +10 22 00.4          21.1 GVED057L01
     K19D00S KC2019 02 27.87508510 07 55.34 +10 22 03.5          21.2 GVED057L01
     K19D00S IC2019 02 27.87664410 07 55.44 +10 22 08.9          21.2 GVED057L01
     K19D00S IC2019 02 27.88054110 07 55.56 +10 22 21.9          21.0 GVED057L01
     K19D00S  C2019 02 28.34649 10 08 18.44 +10 47 47.9          20.9 GVED057I52
     K19D00S  C2019 02 28.34815 10 08 18.50 +10 47 53.1          20.6 GVED057I52
     K19D00S  C2019 02 28.34982 10 08 18.55 +10 48 00.1          20.3 GVED057I52
     K19D00S  C2019 02 28.35148 10 08 18.61 +10 48 04.2          20.6 GVED057I52

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD.
G96 Mt. Lemmon Survey.  Observers H. Groeller, T. A. Pruyne.  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 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, 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 DS                                                  Earth MOID = 0.0434 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M   2.62328              (2000.0)            P               Q
n   0.46088679     Peri.   58.93463     -0.78947510     +0.61239532
a   1.6598667      Node   158.74031     -0.59475040     -0.74666245
e   0.4298007      Incl.    6.53127     -0.15166089     -0.25974441
P   2.14           H   24.9           G   0.15           U   8
Residuals in seconds of arc
190226 G96  0.5+  0.5-    190226 I52  0.0   0.1-    190227 L01  0.0   0.1+
190226 G96  0.3+  0.0     190227 807  0.1+  0.1+    190227 L01  0.2-  0.7+
190226 G96  0.3-  0.0     190227 807  0.2+  0.1+    190228 I52  0.1+  0.2-
190226 I52  0.2-  0.3+    190227 807  0.2+  0.2+    190228 I52  0.2+  0.5-
190226 I52  0.1+  0.0     190227 L01  0.5-  0.9-    190228 I52  0.2+  1.1+
190226 I52  0.4-  0.1+    190227 L01  0.7-  0.3-    190228 I52  0.3+  0.3-

Ephemeris:
2019 DS                  a,e,i = 1.66, 0.43, 7                   q = 0.9465
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 01 29    09 56 50.3 +01 00 09   0.3312  1.2930   155.2    18.6    24.0
...
2019 02 13    10 01 03.1 +02 51 45   0.2162  1.1998   168.5     9.5    22.6
...
2019 02 21    10 03 36.9 +05 46 30   0.1641  1.1522   174.2     5.0    21.7
...
2019 02 27    10 07 09.4 +09 38 03   0.1290  1.1181   172.3     6.8    21.2
2019 02 28    10 08 00.6 +10 29 22   0.1234  1.1126   171.4     7.7    21.1
2019 03 01    10 08 58.2 +11 25 22   0.1180  1.1072   170.3     8.7    21.1
...
2019 03 07    10 18 14.5 +19 15 36   0.08745 1.0756   161.7    16.8    20.7
...
2019 03 15    10 57 08.3 +40 59 58   0.05500 1.0372   140.4    37.7    20.2
...
2019 03 30    20 10 26.8 +50 00 05   0.06264 0.9807    71.7   104.8    22.7

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-D57

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