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JPL Small-Body Database Browser
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109948 (2001 SN45)
Classification:
Main-belt Asteroid
SPK-ID:
2109948
[
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 20
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.08977464638832308
5.0851e-08
a
3.086883010995744
2.4374e-08
au
q
2.809759180241479
1.6003e-07
au
i
11.70137438359182
5.2619e-06
deg
node
159.6919024621662
2.5227e-05
deg
peri
188.3979743847981
3.9487e-05
deg
M
102.9439459422603
2.8874e-05
deg
t
p
2458034.029897781027
(2017-Oct-07.52989778)
0.00015868
TDB
period
1980.973576758083
5.42
2.3463e-05
6.424e-08
d
yr
n
.1817288247676427
2.1524e-09
deg/d
Q
3.364006841750009
2.6562e-08
au
Orbit Determination Parameters
# obs. used (total)
619
data-arc span
9454 days (25.88 yr)
first obs. used
1993-03-25
last obs. used
2019-02-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59622
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 10:03:23
Additional Information
Earth MOID
= 1.80225 au
Jupiter MOID
= 2.04849 au
T_jup
= 3.188
[ 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
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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.9
n/a
MPO432620
109948 (2001 SN45)
Discovered 2001-Sep-16 by LINEAR at Socorro
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-12 01:21 UT
(server date/time)
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