[Iaude] MPEC P33: 2007 DG8 [a=1.36,e=0.37,i=3.1,H=25.2]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Thu Aug 9 14:47:19 EDT 2018
M.P.E.C. 2018-P33 Issued 2018 Aug. 9, 18:43 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
2007 DG8
Revision to MPEC 2007-D37
Additional Observations:
K07D08G C2018 07 17.50141921 47 41.424+03 16 34.64 19.95GVEP033F52
K07D08G C2018 07 17.51150021 47 36.831+03 14 51.60 19.95GVEP033F52
K07D08G C2018 07 19.50085021 36 14.627-01 39 32.91 20.34GVEP033F52
K07D08G C2018 07 19.51102521 36 11.051-01 40 51.19 20.31GVEP033F52
K07D08G C2018 08 08.36874 20 52 48.850-18 40 34.40 22.1 wUEP033F51
K07D08G C2018 08 08.38817 20 52 47.433-18 40 56.25 21.8 wUEP033F51
K07D08G C2018 08 08.39788 20 52 46.719-18 41 06.99 22.4 wUEP033F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat,
R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or integer in degrees), reference and Delta-T
180717 F52 30- 0+ 180808 F51 26- 8- MPO116402 +7.0 day
Orbital elements:
2007 DG8 Earth MOID = 0.0214 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 324.26447 (2000.0) P Q
n 0.62215645 Peri. 90.10483 -0.74109427 +0.67022509
a 1.3589484 Node 131.97976 -0.63529807 -0.68087765
e 0.3740717 Incl. 3.06280 -0.21719956 -0.29530314
P 1.58 H 25.2 G 0.15 U 2
Residuals in seconds of arc
070221 703 0.6+ 0.6- 070222 G96 0.2- 0.1+ 070227 734 0.3+ 0.1-
070221 703 0.0 0.3+ 070222 G96 0.3- 0.2- 070227 734 0.6+ 0.8+
070221 703 0.5- 0.3- 070222 854 0.6+ 1.5+ 070227 734 0.4+ 0.4+
070221 703 0.1- 0.2+ 070222 G96 0.1+ 0.6- 070302 J95 0.7+ 0.1-
070221 703 0.5+ 0.3+ 070222 G96 0.3- 0.4- 070302 J95 0.0 0.9+
070221 703 0.1+ 0.3- 070222 854 0.9+ 0.7+ 070302 J95 0.6- 0.2+
070221 703 1.5- 0.1- 070222 734 0.0 0.0 070302 J95 0.2- 0.8-
070221 246 1.7- 0.9+ 070222 734 0.4+ 0.0 180717 F52 0.0 0.0
070221 246 0.7+ 1.3- 070222 734 0.2- 0.4+ 180717 F52 0.0 0.1-
070221 246 0.6- 0.6- 070222 734 0.5+ 0.4- 180719 F52 0.1+ 0.1+
070221 246 0.6- 0.3- 070225 696 0.2+ 0.6- 180719 F52 0.1+ 0.0
070221 246 0.8+ 1.0- 070225 696 0.4+ 0.2+ 180808 F51 0.2- 0.3-
070221 246 1.1- 1.3- 070227 734 0.2+ 0.1+ 180808 F51 0.1- 0.2-
070222 854 0.3- 0.4+ 070227 734 0.7+ 0.4+ 180808 F51 0.1- 0.0
Ephemeris:
2007 DG8 a,e,i = 1.36, 0.37, 3 q = 0.8506
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 07 10 23 35 53.5 +40 25 38 0.03391 1.0190 92.9 85.2 20.9
...
2018 07 25 21 15 59.5 -10 05 28 0.09279 1.1047 162.6 15.9 21.1
...
2018 08 02 21 00 05.4 -16 07 21 0.1374 1.1520 176.5 3.1 21.5
...
2018 08 08 20 53 07.8 -18 33 09 0.1741 1.1877 175.3 4.0 22.1
2018 08 09 20 52 14.9 -18 51 23 0.1806 1.1936 174.0 5.1 22.3
2018 08 10 20 51 26.3 -19 08 15 0.1871 1.1996 172.8 6.1 22.4
...
2018 08 16 20 47 56.0 -20 25 40 0.2280 1.2351 165.8 11.6 23.2
...
2018 08 24 20 46 22.9 -21 22 57 0.2878 1.2817 157.5 17.6 24.0
...
2018 09 08 20 50 46.7 -21 46 49 0.4165 1.3663 143.9 25.8 25.2
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-P33
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