MPEC 2020-D147 : 2020 DP4
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M.P.E.C. 2020-D147 Issued 2020 February 29, 19:04 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
2020 DP4
Observations:
K20D04P* C2020 02 27.37850 11 45 54.63 +07 10 48.6 21.7 GVED147G96
K20D04P C2020 02 27.38776 11 45 54.91 +07 10 46.0 21.2 GVED147G96
K20D04P C2020 02 27.39288 11 45 55.05 +07 10 44.5 21.7 GVED147G96
K20D04P C2020 02 27.39802 11 45 55.19 +07 10 44.0 21.7 GVED147G96
K20D04P C2020 02 27.48192 11 45 57.86 +07 10 20.2 VED147G96
K20D04P C2020 02 27.50588 11 45 58.80 +07 10 14.3 21.9 GVED147G96
K20D04P C2020 02 27.51518 11 45 59.14 +07 10 10.7 VED147G96
K20D04P KC2020 02 28.23474411 46 39.396+07 07 10.27 21.1 GVED147J04
K20D04P KC2020 02 28.24687111 46 39.881+07 07 06.86 20.9 GVED147J04
K20D04P KC2020 02 28.25899311 46 40.363+07 07 03.06 21.3 GVED147J04
K20D04P KC2020 02 29.01029011 47 30.093+07 03 38.90 21.1 GVED147J04
K20D04P KC2020 02 29.01910511 47 30.404+07 03 36.30 20.9 GVED147J04
K20D04P KC2020 02 29.02792211 47 30.682+07 03 33.77 20.4 GVED147J04
K20D04P KC2020 02 29.23701 11 47 43.14 +07 02 21.0 21.2 GVED147H36
K20D04P KC2020 02 29.24615 11 47 43.48 +07 02 19.1 21.2 GVED147H36
K20D04P KC2020 02 29.25527 11 47 43.77 +07 02 16.6 21.2 GVED147H36
K20D04P KC2020 02 29.26439 11 47 44.19 +07 02 13.4 21.1 GVED147H36
K20D04P |C2020 02 29.27271 11 47 42.54 +07 03 41.3 21.0 VuED147807
K20D04P KC2020 02 29.27352 11 47 44.46 +07 02 10.8 21.1 GVED147H36
K20D04P |C2020 02 29.27892 11 47 42.73 +07 03 39.6 21.1 VuED147807
K20D04P |C2020 02 29.28486 11 47 42.94 +07 03 37.8 21.0 VuED147807
K20D04P KC2020 02 29.39838 11 47 48.77 +07 01 34.2 21.1 GVED147734
K20D04P KC2020 02 29.40516 11 47 49.02 +07 01 31.6 21.6 GVED147734
K20D04P KC2020 02 29.41192 11 47 49.26 +07 01 29.0 21.6 GVED147734
K20D04P KC2020 02 29.42591 11 47 49.81 +07 01 24.2 21.2 GVED147734
Observer details:
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin.
Measurer D. Cromer. 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 T. A. Pruyne. Measurers 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, K. W. Wierzchos. 1.5-m reflector + 10K CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/5.1 reflector +
CCD.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers M.
Micheli, D. Koschny, L. Conversi, M. Busch, A. Knofel, E. Schwab. 1.0-m
f/4.4 reflector + CCD.
Orbital elements:
2020 DP4 Earth MOID = 0.0003 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 13.09445 (2000.0) P Q
n 0.73192249 Peri. 244.32297 -0.39545387 +0.91848523
a 1.2194369 Node 2.38351 -0.83329809 -0.35829091
e 0.2827144 Incl. 1.45979 -0.38630369 -0.16736937
P 1.35 H 25.2 G 0.15 U 8
Residuals in seconds of arc
200227 G96 0.1- 0.2+ 200228 J04 0.0 0.0 200229 H36 0.2+ 0.3-
200227 G96 0.1+ 0.1- 200229 J04 0.2- 0.1+ 200229 807 0.1- 0.2+
200227 G96 0.1- 0.3- 200229 J04 0.0 0.2- 200229 807 0.2+ 0.1+
200227 G96 0.2- 0.6+ 200229 J04 0.2- 0.5- 200229 734 0.1+ 0.5+
200227 G96 0.3- 0.4- 200229 H36 0.1- 0.0 200229 734 0.0 0.1+
200227 G96 0.5+ 0.5+ 200229 H36 0.0 0.5+ 200229 734 0.2- 0.3-
200227 G96 0.2+ 0.4- 200229 H36 0.5- 0.5+ 200229 734 0.1- 0.6-
200228 J04 0.1- 0.2- 200229 H36 0.9+ 0.2-
200228 J04 0.1+ 0.1+ 200229 807 0.1- 0.0
Ephemeris:
2020 DP4 a,e,i = 1.22, 0.28, 1 q = 0.8747
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 01 30 11 20 53.0 +08 46 19 0.3016 1.2353 141.5 29.8 24.3
...
2020 02 14 11 34 51.7 +07 53 54 0.1986 1.1678 153.0 22.6 23.1
...
2020 02 22 11 41 21.5 +07 30 14 0.1504 1.1309 159.2 18.1 22.3
...
2020 02 28 11 46 29.5 +07 08 42 0.1170 1.1032 163.7 14.6 21.6
2020 02 29 11 47 27.0 +07 04 12 0.1117 1.0986 164.4 14.0 21.4
2020 03 01 11 48 27.6 +06 59 16 0.1064 1.0940 165.1 13.5 21.3
...
2020 03 07 11 56 23.3 +06 15 05 0.07567 1.0666 168.6 10.6 20.4
...
2020 03 15 12 23 00.5 +03 16 50 0.03712 1.0310 169.2 10.4 18.8
...
2020 03 30 22 40 25.7 -14 31 10 0.03589 0.9691 33.7 145.1 25.5
A. U. Tomatic (C) Copyright 2020 MPC M.P.E.C. 2020-D147
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