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120430 (2303 T-3)
Classification:
Main-belt Asteroid
SPK-ID:
2120430
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
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[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1838088931598175
4.9228e-08
a
2.29248322695211
1.229e-08
au
q
1.871104422418596
1.1481e-07
au
i
5.820438706858957
4.3765e-06
deg
node
217.1365647679525
5.4262e-05
deg
peri
161.4289874113938
5.592e-05
deg
M
102.510596210187
1.5057e-05
deg
t
p
2458639.486090003313
(2019-Jun-04.98609000)
5.1942e-05
TDB
period
1267.820229357829
3.47
1.0195e-05
2.791e-08
d
yr
n
.2839519291961018
2.2835e-09
deg/d
Q
2.713862031485625
1.4549e-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
= .874575 au
Jupiter MOID
= 2.75087 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
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2020-Oct-25 23:15 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
