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120430 (2303 T-3)
Classification:
Main-belt Asteroid
SPK-ID:
2120430
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ 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
.1839666919664089
4.9241e-08
a
2.292191848072532
1.2311e-08
au
q
1.870504896430259
1.1484e-07
au
i
5.820931237487421
4.3771e-06
deg
node
217.1291426973969
5.4258e-05
deg
peri
161.4180263455788
5.5913e-05
deg
M
159.3169742853188
1.523e-05
deg
t
p
2458639.536735985279
(2019-Jun-05.03673599)
5.1881e-05
TDB
period
1267.57852357675
3.47
1.0212e-05
2.796e-08
d
yr
n
.2840060740254429
2.2881e-09
deg/d
Q
2.713878799714805
1.4576e-08
au
Orbit Determination Parameters
# obs. used (total)
404
data-arc span
15450 days (42.30 yr)
first obs. used
1977-10-07
last obs. used
2020-01-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60054
source
ORB
producer
Otto Matic
solution date
2020-Feb-24 06:19:09
Additional Information
Earth MOID
= .872624 au
Jupiter MOID
= 2.75205 au
T_jup
= 3.568
[ show covariance matrix ]
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.5
n/a
MPO453675
120430 (2303 T-3)
Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20051116/Numbers.arc
Last Updated:
2005-11-21
Alternate Designations
2303 T-3
= 2001 RS31
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2021-Mar-03 19:22 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
