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JPL Small-Body Database Browser
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312473 (2008 SX245)
Classification:
Amor
[
NEO
]
SPK-ID:
2312473
[
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 82
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.4583247219730804
3.8399e-08
a
1.992459645868862
2.108e-08
au
q
1.079266132633434
7.375e-08
au
i
11.82534618041868
7.3198e-06
deg
node
209.0195292731496
1.6031e-05
deg
peri
292.9108136371127
1.94e-05
deg
M
204.6524750040981
1.8624e-05
deg
t
p
2459043.786561764736
(2020-Jul-13.28656176)
5.9891e-05
TDB
period
1027.265559844064
2.81
1.6303e-05
4.464e-08
d
yr
n
.3504449229804286
5.5615e-09
deg/d
Q
2.905653159104291
3.0742e-08
au
Orbit Determination Parameters
# obs. used (total)
549
data-arc span
7796 days (21.34 yr)
first obs. used
1998-06-23
last obs. used
2019-10-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.32132
source
ORB
producer
Otto Matic
solution date
2019-Oct-27 06:23:26
Additional Information
Earth MOID
= .186646 au
Jupiter MOID
= 2.25702 au
T_jup
= 3.688
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
18.4
n/a
MPO345861
312473 (2008 SX245)
Discovered 2008-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference:
20120109/Numbers.arc
Last Updated:
2012-01-11
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-16 08:08 UT
(server date/time)
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