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120423 (2061 T-2)
Classification:
Main-belt Asteroid
SPK-ID:
2120423
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1401090647129122
3.9835e-08
a
2.317312760723947
9.0816e-09
au
q
1.992636237171619
9.3224e-08
au
i
.1681945748614553
4.0861e-06
deg
node
169.6424139135078
0.0016276
deg
peri
208.7699559308283
0.0016278
deg
M
129.5391468795702
1.785e-05
deg
t
p
2458736.867428911162
(2019-Sep-10.36742891)
6.398e-05
TDB
period
1288.473250075918
3.53
7.5744e-06
2.074e-08
d
yr
n
.2794004454332199
1.6425e-09
deg/d
Q
2.641989284276276
1.0354e-08
au
Orbit Determination Parameters
# obs. used (total)
448
data-arc span
16893 days (46.25 yr)
first obs. used
1973-09-19
last obs. used
2019-12-20
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5494
source
ORB
producer
Otto Matic
solution date
2020-Nov-12 17:57:16
Additional Information
Earth MOID
= .993123 au
Jupiter MOID
= 2.8187 au
T_jup
= 3.567
[ show covariance matrix ]
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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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.1
n/a
MPO453675
120423 (2061 T-2)
Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20051116/Numbers.arc
Last Updated:
2005-11-21
[ show close-approach data ]
Alternate Designations
2061 T-2
= 2001 PK28
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Mar-03 19:27 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin