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17331 (2056 T-2)
Classification:
Main-belt Asteroid
SPK-ID:
2017331
[
Ephemeris
|
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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[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 27
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.07580594482616076
3.952e-08
a
2.268841107472295
7.72e-09
au
q
2.096849463659925
9.2306e-08
au
i
4.65414601718435
4.1167e-06
deg
node
350.8662436920444
4.1827e-05
deg
peri
6.251272598996545
4.7702e-05
deg
M
303.9537236541599
2.3874e-05
deg
t
p
2459394.834010468422
(2021-Jun-29.33401047)
8.3119e-05
TDB
period
1248.258552217352
3.42
6.371e-06
1.744e-08
d
yr
n
.2884017893252258
1.472e-09
deg/d
Q
2.440832751284665
8.3052e-09
au
Orbit Determination Parameters
# obs. used (total)
1276
data-arc span
17099 days (46.81 yr)
first obs. used
1973-09-19
last obs. used
2020-07-13
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53393
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 02:21:37
Additional Information
Earth MOID
= 1.09054 au
Jupiter MOID
= 2.85217 au
T_jup
= 3.606
[ 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
15.35
n/a
E2021B10
17331 (2056 T-2)
Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20000913/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
2056 T-2
= 1990 RS16 = 1997 SJ12
[
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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2021-Apr-11 23:06 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
