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JPL Small-Body Database Browser
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277484 (2005 WO51)
Classification:
Main-belt Asteroid
SPK-ID:
2277484
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 14
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.08852680038668799
5.9242e-08
a
2.551453404557739
2.2268e-08
au
q
2.325581398316521
1.5149e-07
au
i
1.578791151085889
1.0444e-05
deg
node
41.1207020445585
0.00018283
deg
peri
107.6823314756624
0.00019628
deg
M
40.94011789683585
6.641e-05
deg
t
p
2458431.211881820619
(2018-Nov-08.71188182)
0.00027451
TDB
period
1488.606425075471
4.08
1.9488e-05
5.336e-08
d
yr
n
.2418369247477541
3.166e-09
deg/d
Q
2.777325410798958
2.424e-08
au
Orbit Determination Parameters
# obs. used (total)
176
data-arc span
5431 days (14.87 yr)
first obs. used
2004-07-16
last obs. used
2019-05-30
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.557
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 04:47:00
Additional Information
Earth MOID
= 1.33783 au
Jupiter MOID
= 2.21437 au
T_jup
= 3.434
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.3
n/a
MPO433795
277484 (2005 WO51)
Discovered 2005-Nov-25 by Spacewatch at Kitt Peak
Reference:
20110517/Numbers.arc
Last Updated:
2011-05-20
[ show close-approach data ]
Alternate Designations
2005 WO51
= 2007 HM20
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-12 14:33 UT
(server date/time)
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