[Iaude] MPEC E24: 2019 DY1 [a=0.94,e=0.44,i=11.0,H=25.4]

Sun Mar 3 19:03:17 EST 2019

M.P.E.C. 2019-E24                                Issued 2019 Mar. 3, 23:59 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 DY1
 
Observations:
     K19D01Y* C2019 02 28.28255 10 22 24.69 +08 12 44.7                VEE024G96
     K19D01Y  C2019 02 28.28815 10 22 21.48 +08 12 34.3          20.4 GVEE024G96
     K19D01Y  C2019 02 28.29375 10 22 18.44 +08 12 23.5          21.1 GVEE024G96
     K19D01Y  C2019 02 28.29935 10 22 15.23 +08 12 12.3          21.0 GVEE024G96
     K19D01Y  C2019 02 28.45092 10 20 52.12 +08 07 22.4          21.4 GVEE024I52
     K19D01Y  C2019 02 28.45259 10 20 51.23 +08 07 18.7                VEE024I52
     K19D01Y  C2019 02 28.45426 10 20 50.24 +08 07 15.4                VEE024I52
     K19D01Y  C2019 02 28.45592 10 20 49.33 +08 07 11.2                VEE024I52
     K19D01Y KC2019 03 01.22598 10 14 32.73 +07 43 56.8          21.0 GUEE024734
     K19D01Y KC2019 03 01.24784 10 14 21.76 +07 43 19.1          21.2 GUEE024734
     K19D01Y KC2019 03 01.27056 10 14 10.52 +07 42 38.6          21.2 GUEE024734
     K19D01Y |C2019 03 02.12601 10 07 50.60 +07 20 19.5          21.2 VuEE024807
     K19D01Y |C2019 03 02.13731 10 07 45.52 +07 20 02.4          21.5 VuEE024807
     K19D01Y |C2019 03 02.14860 10 07 40.45 +07 19 44.6          21.5 VuEE024807
     K19D01Y  C2019 03 02.27940 10 06 44.96 +07 15 03.9          21.9 GVEE024G96
     K19D01Y  C2019 03 02.28172 10 06 43.97 +07 14 59.7          21.5 GVEE024G96
     K19D01Y  C2019 03 02.28403 10 06 42.96 +07 14 56.3          21.4 GVEE024G96
     K19D01Y KC2019 03 02.93609110 02 21.88 +06 58 12.5          21.9 GVEE024L01
     K19D01Y KC2019 03 02.93954710 02 20.49 +06 58 07.3          21.7 GVEE024L01
     K19D01Y IC2019 03 02.94385810 02 18.72 +06 58 00.8          21.8 GVEE024L01
 
Observer details:
734 Farpoint Observatory, Eskridge.  Observer G. Hug.  0.7-m reflector + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    0.61-m f/6.5 astrograph + CCD.
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 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 DY1                                                 Earth MOID = 0.0367 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 150.51840              (2000.0)            P               Q
n   1.07442271     Peri.   46.72407     +0.90513523     -0.41892408
a   0.9441028      Node   337.74141     +0.31328564     +0.77231430
e   0.4390203      Incl.   11.00959     +0.28737140     +0.47752826
P   0.92           H   25.4           G   0.15           U   9
Residuals in seconds of arc
190228 G96  0.6+  0.3+    190228 I52  1.0-  1.0-    190302 G96  0.6-  0.7+
190228 G96  0.6-  0.5+    190301 734  0.7+  0.1-    190302 G96  0.1-  0.1+
190228 G96  0.8+  0.4+    190301 734  0.9-  0.1+    190302 G96  0.1+  0.4+
190228 G96  0.5-  0.2-    190301 734  0.6-  0.9-    190302 L01  0.2-  0.2+
190228 I52  0.7+  0.5+    190302 807  0.6+  0.8-    190302 L01  0.0   0.0
190228 I52  0.7+  0.0     190302 807  0.6+  0.1-    190302 L01  0.3-  0.1-
190228 I52  0.7-  0.0     190302 807  0.6+  0.0

Ephemeris:
2019 DY1                 a,e,i = 0.94, 0.44, 11                  q = 0.5296
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 02 01    18 20 22.6 +08 10 29   0.1265  0.9023    46.1   128.1    26.2
...
2019 02 16    14 18 35.7 +15 59 31   0.06119 1.0166   116.5    60.4    21.5
...
2019 02 24    11 12 30.5 +10 59 39   0.08313 1.0711   168.7    10.5    20.8
...
2019 03 02    10 08 43.4 +07 23 00   0.1196  1.1089   169.9     9.0    21.6
2019 03 03    10 01 57.7 +06 57 23   0.1265  1.1149   167.3    11.2    21.8
2019 03 04    09 55 56.9 +06 34 09   0.1335  1.1209   164.9    13.3    22.0
...
2019 03 10    09 31 14.1 +04 52 35   0.1786  1.1551   153.1    22.9    23.1
...
2019 03 18    09 16 04.6 +03 36 04   0.2438  1.1964   141.9    30.9    24.1
...
2019 04 02    09 11 29.9 +02 18 39   0.3764  1.2610   126.7    39.5    25.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-E24