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JPL Small-Body Database Browser
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233117 (2005 SQ257)
Classification:
Main-belt Asteroid
SPK-ID:
2233117
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2403903843240025
8.0674e-08
a
2.341542471141907
1.3538e-08
au
q
1.77865817659313
1.975e-07
au
i
4.245447019994053
4.0528e-06
deg
node
238.965238201186
6.6254e-05
deg
peri
135.2542874028571
6.7604e-05
deg
M
290.6620133962684
1.3987e-05
deg
t
p
2458852.569448975080
(2020-Jan-04.06944897)
5.2418e-05
TDB
period
1308.734303890868
3.58
1.135e-05
3.107e-08
d
yr
n
.2750749322683144
2.3856e-09
deg/d
Q
2.904426765690685
1.6792e-08
au
Orbit Determination Parameters
# obs. used (total)
447
data-arc span
7626 days (20.88 yr)
first obs. used
1998-12-15
last obs. used
2019-11-01
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53107
source
ORB
producer
Otto Matic
solution date
2019-Nov-08 01:34:04
Additional Information
Earth MOID
= .782054 au
Jupiter MOID
= 2.57178 au
T_jup
= 3.521
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.6
n/a
MPO248479
233117 (2005 SQ257)
Discovered 2005-Sep-18 by NEAT at Palomar
Reference:
20100228/Numbers.arc
Last Updated:
2010-03-03
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-05 15:52 UT
(server date/time)
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