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JPL Small-Body Database Browser
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277259 (2005 SS9)
Classification:
Main-belt Asteroid
SPK-ID:
2277259
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2425415039661908
5.9405e-08
a
2.309519204579867
6.7036e-09
au
q
1.749364943262265
1.3816e-07
au
i
2.773106612172637
7.0979e-06
deg
node
211.6378560545431
7.7163e-05
deg
peri
141.9276936355891
7.9045e-05
deg
M
325.7375292507071
1.2192e-05
deg
t
p
2458722.510433672537
(2019-Aug-27.01043367)
4.341e-05
TDB
period
1281.978653656193
3.51
5.5816e-06
1.528e-08
d
yr
n
.2808159082628114
1.2226e-09
deg/d
Q
2.869673465897469
8.3295e-09
au
Orbit Determination Parameters
# obs. used (total)
374
data-arc span
8745 days (23.94 yr)
first obs. used
1995-12-18
last obs. used
2019-11-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53436
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 20:10:26
Additional Information
Earth MOID
= .744556 au
Jupiter MOID
= 2.57569 au
T_jup
= 3.544
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.2
n/a
MPO446374
277259 (2005 SS9)
Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference:
20110517/Numbers.arc
Last Updated:
2011-05-20
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-16 05:39 UT
(server date/time)
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Ryan S. Park
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