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JPL Small-Body Database Browser
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249267 (2008 SC128)
Classification:
Main-belt Asteroid
SPK-ID:
2249267
[
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 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.01169573041905576
9.4025e-08
a
2.790341447306988
3.3261e-08
au
q
2.757706365962167
2.5983e-07
au
i
3.235720288124051
7.4611e-06
deg
node
272.4669749980445
0.00018258
deg
peri
204.6827462844818
0.00050481
deg
M
9.358990159040646
0.00046762
deg
t
p
2458556.240047668706
(2019-Mar-13.74004767)
0.0022114
TDB
period
1702.489538775105
4.66
3.0441e-05
8.334e-08
d
yr
n
.211455043805444
3.7809e-09
deg/d
Q
2.822976528651808
3.365e-08
au
Orbit Determination Parameters
# obs. used (total)
133
data-arc span
8838 days (24.20 yr)
first obs. used
1994-10-28
last obs. used
2019-01-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56481
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:12:27
Additional Information
Earth MOID
= 1.77459 au
Jupiter MOID
= 2.17585 au
T_jup
= 3.327
[ show covariance matrix ]
[
Ephemeris
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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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.4
n/a
MPO422968
diameter
diameter
3.442
km
0.558
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.041
0.005
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
249267 (2008 SC128)
Discovered 2008-Sep-22 by Spacewatch at Kitt Peak
Reference:
20100824/Numbers.arc
Last Updated:
2010-08-27
[ show close-approach data ]
[
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
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Close-Approach Data
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2019-Dec-14 19:38 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin