[Iaude] MPEC F145: 2007 DB61 [a=0.81,e=0.36,i=5.4,H=23.6]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Thu Mar 29 06:29:17 EDT 2018
M.P.E.C. 2018-F145 Issued 2018 Mar. 29, 10:26 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 DB61
Revision to MPEC 2007-D74
Additional Observations:
K07D61B C2018 03 28.24404 13 44 38.30 +15 50 58.1 20.4 GUEF145G96
K07D61B C2018 03 28.24929 13 44 36.27 +15 51 25.6 20.6 GUEF145G96
K07D61B C2018 03 28.25454 13 44 34.21 +15 51 52.8 19.9 GUEF145G96
K07D61B C2018 03 28.25978 13 44 32.16 +15 52 20.4 20.6 GUEF145G96
K07D61B C2018 03 28.38022 13 43 44.29 +16 02 43.0 19.8 GUEF145I52
K07D61B C2018 03 28.38098 13 43 44.04 +16 02 46.5 20.0 GUEF145I52
K07D61B C2018 03 28.38174 13 43 43.65 +16 02 50.9 19.7 GUEF145I52
K07D61B C2018 03 28.38250 13 43 43.37 +16 02 54.5 19.8 GUEF145I52
K07D61B C2018 03 28.49907 13 42 57.16 +16 12 47.3 20.4 GUEF145I52
K07D61B C2018 03 28.49948 13 42 56.94 +16 12 49.3 19.9 GUEF145I52
K07D61B C2018 03 28.49990 13 42 56.78 +16 12 51.9 19.8 GUEF145I52
K07D61B C2018 03 28.50031 13 42 56.61 +16 12 53.2 UEF145I52
K07D61B C2018 03 29.29735 13 37 59.18 +17 20 59.7 UEF145G96
K07D61B C2018 03 29.29912 13 37 58.43 +17 21 09.6 20.4 GUEF145G96
K07D61B C2018 03 29.30089 13 37 57.76 +17 21 18.6 20.6 GUEF145G96
K07D61B C2018 03 29.30124 13 37 57.58 +17 21 20.9 20.1 GUEF145G96
Observer details:
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers B. M. Africano,
E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson,
R. A. Kowalski, S. M. Larson, G. J. Leonard, 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, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
180328 G96 4.64+ 1.89- 180329 G96 4.72+ 1.84- MPO122878 -0.79 day
Orbital elements:
2007 DB61 Earth MOID = 0.0130 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 172.88997 (2000.0) P Q
n 1.34895265 Peri. 209.23035 +0.98840887 -0.14812399
a 0.8112192 Node 159.20886 +0.15101386 +0.93679160
e 0.3647674 Incl. 5.37886 +0.01557966 +0.31698703
P 0.73 H 23.6 G 0.15 U 4
Residuals in seconds of arc
070225 704 0.6- 0.1- 070227 H45 0.3+ 0.7- 180328 G96 0.2- 0.5-
070225 704 0.2- 0.1- 070227 H45 0.3- 0.0 180328 G96 0.1+ 0.3-
070225 704 0.4- 0.2+ 070227 H45 0.2+ 0.2- 180328 G96 0.1+ 0.4-
070225 704 0.3- 0.2- 070227 A81 0.0 0.2- 180328 G96 0.1+ 0.1-
070225 704 0.6- 0.5+ 070227 A81 0.1+ 0.2- 180328 I52 0.2- 0.3+
070226 704 0.6+ 0.3+ 070227 A81 0.2+ 0.1- 180328 I52 0.6+ 0.1-
070226 704 0.3- 0.4+ 070228 204 0.4- 0.5+ 180328 I52 0.7- 0.4+
070226 704 0.5+ 0.3+ 070228 204 0.1- 0.6+ 180328 I52 0.3- 0.1+
070226 704 0.5+ 0.2+ 070228 204 0.2- 0.3+ 180328 I52 0.6+ 0.0
070226 473 0.0 0.0 070304 461 0.1+ 0.5+ 180328 I52 0.3- 0.0
070226 473 0.0 0.3+ 070304 461 0.1+ 0.8+ 180328 I52 0.2- 0.4+
070226 473 0.1- 0.2+ 070304 461 0.2+ 0.4+ 180328 I52 0.3- 0.3-
070227 H45 0.2+ 0.7- 070312 246 0.7+ 0.3- 180329 G96 0.1+ 0.7-
070227 H45 0.2+ 0.5- 070312 246 (0.5+ 2.2+) 180329 G96 0.3- 0.1+
070227 H45 0.1+ 0.6- 070312 246 0.4+ 0.2+ 180329 G96 0.5+ 0.1-
070227 H45 0.0 0.3- 070312 246 0.7+ 0.9+ 180329 G96 0.0 0.4+
070227 H45 0.1+ 1.1- 070312 246 0.0 0.1+
Ephemeris:
2007 DB61 a,e,i = 0.81, 0.36, 5 q = 0.5153
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 02 27 15 14 03.8 -13 16 32 0.1984 1.0693 108.3 61.5 22.4
...
2018 03 14 14 48 45.3 -02 14 23 0.1491 1.0982 131.2 42.9 21.3
...
2018 03 22 14 18 39.9 +07 08 20 0.1293 1.1054 145.6 30.6 20.7
...
2018 03 28 13 46 05.8 +15 30 26 0.1210 1.1071 153.0 24.2 20.4
2018 03 29 13 39 51.6 +16 55 57 0.1202 1.1071 153.4 23.8 20.3
2018 03 30 13 33 24.9 +18 20 52 0.1197 1.1070 153.5 23.7 20.3
...
2018 04 05 12 51 24.5 +26 12 49 0.1208 1.1045 147.9 28.8 20.5
...
2018 04 13 11 53 32.5 +33 34 12 0.1323 1.0962 132.4 42.5 21.1
...
2018 04 28 10 33 38.9 +38 08 37 0.1705 1.0655 105.7 65.5 22.2
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-F145
More information about the Iaude
mailing list