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JPL Small-Body Database Browser
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74903 (1999 TT124)
Classification:
Main-belt Asteroid
SPK-ID:
2074903
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 19
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1198875385175106
4.148e-08
a
2.336744115092146
1.2782e-08
au
q
2.05659761498847
9.9954e-08
au
i
6.693014436330374
5.3973e-06
deg
node
324.1530985552876
4.269e-05
deg
peri
334.5849350745332
4.9563e-05
deg
M
229.2845797859076
2.6883e-05
deg
t
p
2459074.239378455717
(2020-Aug-12.73937846)
9.8492e-05
TDB
period
1304.71352166966
3.57
1.0705e-05
2.931e-08
d
yr
n
.2759226405037199
2.2639e-09
deg/d
Q
2.616890615195822
1.4314e-08
au
Orbit Determination Parameters
# obs. used (total)
660
data-arc span
7669 days (21.00 yr)
first obs. used
1998-04-01
last obs. used
2019-03-31
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.57934
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 07:46:05
Additional Information
Earth MOID
= 1.04262 au
Jupiter MOID
= 2.58526 au
T_jup
= 3.548
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.9
n/a
MPO351370
74903 (1999 TT124)
Discovered 1999-Oct-04 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-11 17:12 UT
(server date/time)
Site Manager:
Ryan S. Park
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