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118117 (3168 T-3)
Classification:
Main-belt Asteroid
SPK-ID:
2118117
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2163244687289018
3.3369e-08
a
2.29964425332502
6.7985e-09
au
q
1.802174931959013
7.6662e-08
au
i
4.571661092983699
4.8876e-06
deg
node
27.7629327034679
5.2423e-05
deg
peri
330.065117882602
5.4009e-05
deg
M
152.2839636960228
1.2696e-05
deg
t
p
2458661.683254382005
(2019-Jun-27.18325438)
4.4262e-05
TDB
period
1273.765298161492
3.49
5.6485e-06
1.546e-08
d
yr
n
.2826266350006642
1.2533e-09
deg/d
Q
2.797113574691028
8.2692e-09
au
Orbit Determination Parameters
# obs. used (total)
637
data-arc span
15451 days (42.30 yr)
first obs. used
1977-10-07
last obs. used
2020-01-26
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.50474
source
ORB
producer
Otto Matic
solution date
2020-Feb-24 05:54:28
Additional Information
Earth MOID
= .798674 au
Jupiter MOID
= 2.65344 au
T_jup
= 3.557
[ show covariance matrix ]
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Orbit Diagram
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Orbital Elements
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Physical Parameters
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Close-Approach Data
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.2
n/a
MPO449690
118117 (3168 T-3)
Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
Alternate Designations
3168 T-3
= 1998 TR26
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Apr-13 04:08 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin