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175657 (3426 T-3)
Classification:
Main-belt Asteroid
SPK-ID:
2175657
[
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
.2272081536059144
4.9021e-08
a
2.388394994906278
1.1303e-08
au
q
1.845732178032016
1.147e-07
au
i
2.596837159015711
5.3487e-06
deg
node
22.64494843552467
7.7829e-05
deg
peri
6.421464765339803
7.8326e-05
deg
M
242.378607952937
9.6617e-06
deg
t
p
2459640.995493467680
(2022-Mar-02.49549347)
3.8355e-05
TDB
period
1348.210345826498
3.69
9.5705e-06
2.62e-08
d
yr
n
.267020647864342
1.8955e-09
deg/d
Q
2.931057811780541
1.3871e-08
au
Orbit Determination Parameters
# obs. used (total)
304
data-arc span
15544 days (42.56 yr)
first obs. used
1977-10-07
last obs. used
2020-04-28
planetary ephem.
DE441
SB-pert. ephem.
SB441-N16
condition code
0
norm. resid. RMS
.59513
source
ORB
producer
Otto Matic
solution date
2021-Apr-13 21:06:17
Additional Information
Earth MOID
= .849622 au
Jupiter MOID
= 2.5189 au
T_jup
= 3.497
[ show covariance matrix ]
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Ephemeris
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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
17.71
n/a
E2021B55
175657 (3426 T-3)
Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20080122/Numbers.arc
Last Updated:
2008-01-28
[ show close-approach data ]
Alternate Designations
3426 T-3
= 2003 UF234
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Apr-17 04:01 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin