MPEC 2013-C42 : 2008 DG17
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M.P.E.C. 2013-C42 Issued 2013 Feb. 9, 11:25 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 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
2008 DG17
Revision to MPEC 2008-E01
Additional Observations:
K08D17G C2013 02 08.43970 10 07 58.205+54 38 33.80 17.4 gLEC042F51
K08D17G C2013 02 08.45178 10 07 44.302+54 36 59.69 17.4 gLEC042F51
K08D17G AC2013 02 09.33575 09 51 08.91 +52 28 36.6 17.3 VtEC042H06
K08D17G AC2013 02 09.33647 09 51 08.01 +52 28 29.7 17.0 VtEC042H06
K08D17G AC2013 02 09.33862 09 51 05.57 +52 28 09.5 17.0 VtEC042H06
K08D17G AC2013 02 09.33932 09 51 04.70 +52 28 02.6 16.8 VtEC042H06
K08D17G AC2013 02 09.34361 09 50 59.65 +52 27 20.4 17.0 VtEC042H06
K08D17G AC2013 02 09.34433 09 50 58.72 +52 27 13.2 17.2 VtEC042H06
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers N. Primak, A. Schultz, S. Watters,
T. Goggia. Measurer PS1 Science Consortium. 1.8-m Ritchey-Chretien
+ CCD.
H06 iTelescope Observatory, Mayhill. Observer M. Urbanik. 0.25-m f/3.4
astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
130208 F51 0.81- 1.10+ 130209 H06 0.89- 1.15+ MPO138153 +0.22 day
Orbital elements:
2008 DG17 Earth MOID = 0.0807 AU
Epoch 2013 Apr. 18.0 TT = JDT 2456400.5 MPC
M 11.89491 (2000.0) P Q
n 0.39563110 Peri. 214.98434 -0.91768123 +0.10693345
a 1.8377049 Node 324.40729 +0.26513695 -0.55247578
e 0.4493298 Incl. 41.10677 -0.29591139 -0.82664125
P 2.49 H 19.7 G 0.15 U 2
Residuals in seconds of arc
080229 703 0.3- 0.3+ 080229 G96 0.0 0.3- 080302 130 0.4+ 1.2+
080229 703 0.7- 0.2- 080229 G96 0.4- 0.1- 080302 130 0.6- 0.1-
080229 703 0.0 0.7- 080301 H55 0.3- 0.0 080313 474 0.3+ 0.1+
080229 703 0.1+ 0.8- 080301 H55 0.2- 0.1- 080313 474 0.0 0.0
080229 703 0.5+ 0.1+ 080301 H55 0.1- 0.9- 080313 474 0.1- 0.0
080229 703 0.8- 0.8- 080301 H55 (0.2- 1.7-) 080313 474 0.1- 0.2-
080229 703 0.5- 0.6- 080301 H55 0.3- 0.1+ 080409 474 0.0 0.3-
080229 703 0.3- 0.4+ 080301 704 0.5+ 0.9+ 080409 474 0.1+ 0.2-
080229 703 0.0 0.5+ 080301 704 0.3+ 0.7+ 080409 474 0.2- 0.1+
080229 703 (1.6- 0.4+) 080301 704 0.8+ 0.3+ 080409 474 0.4- 0.2+
080229 651 0.8- 0.6+ 080301 291 0.1+ 0.4- 130208 F51 0.1+ 0.1+
080229 651 0.7+ 1.0+ 080301 291 0.5+ 0.1- 130208 F51 0.1- 0.1+
080229 651 0.1+ 1.2+ 080301 704 0.6+ 0.6- 130209 H06 0.2+ 0.2-
080229 G96 0.2+ 0.2- 080301 291 0.0 0.3- 130209 H06 0.3- 0.2-
080229 G96 0.1+ 0.2- 080301 704 0.1+ 0.2+ 130209 H06 0.5+ 0.4+
080229 G96 0.3+ 0.2- 080302 H55 0.1- 0.1- 130209 H06 0.1+ 0.2+
080229 G96 0.5- 0.2- 080302 H55 0.0 0.0 130209 H06 0.0 0.6-
080229 G96 0.2- 0.2- 080302 H55 0.2+ 0.0 130209 H06 0.7- 0.8-
080229 G96 0.2- 0.1- 080302 130 0.2+ 0.6+
Ephemeris:
2008 DG17 a,e,i = 1.84, 0.45, 41 q = 1.0120
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2013 01 10 13 20 03.7 +62 13 32 0.5132 1.2550 110.0 47.4 20.5
...
2013 01 25 12 48 17.2 +62 42 40 0.3199 1.1706 118.3 47.7 19.4
...
2013 02 02 11 45 55.7 +61 37 28 0.2189 1.1303 126.8 44.3 18.4
...
2013 02 08 10 16 00.9 +55 32 38 0.1497 1.1030 138.4 36.4 17.3
2013 02 09 09 57 31.0 +53 20 06 0.1395 1.0987 141.0 34.4 17.1
2013 02 10 09 38 30.0 +50 34 05 0.1300 1.0945 143.8 32.1 16.8
...
2013 02 16 07 50 05.7 +18 54 23 0.09595 1.0710 148.6 28.7 16.0
...
2013 02 24 06 19 33.1 -25 56 02 0.1391 1.0452 109.9 62.9 17.7
...
2013 03 11 05 13 43.1 -47 38 08 0.3087 1.0160 85.3 77.0 19.9
A. U. Tomatic (C) Copyright 2013 MPC M.P.E.C. 2013-C42
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