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JPL Small-Body Database Browser
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74989 (1999 TO262)
Classification:
Main-belt Asteroid
SPK-ID:
2074989
[
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
.1049818352658284
4.9655e-08
a
2.276885805434304
1.135e-08
au
q
2.037854154889097
1.1522e-07
au
i
5.760544423868902
5.8641e-06
deg
node
314.619360074556
4.7767e-05
deg
peri
69.85420801401024
5.4373e-05
deg
M
234.1614707257942
2.7071e-05
deg
t
p
2459039.153333831293
(2020-Jul-08.65333383)
9.5622e-05
TDB
period
1254.903415432992
3.44
9.3832e-06
2.569e-08
d
yr
n
.2868746674625836
2.145e-09
deg/d
Q
2.515917455979511
1.2541e-08
au
Orbit Determination Parameters
# obs. used (total)
678
data-arc span
8880 days (24.31 yr)
first obs. used
1994-01-16
last obs. used
2018-05-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56088
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 04:33:24
Additional Information
Earth MOID
= 1.04845 au
Jupiter MOID
= 2.88764 au
T_jup
= 3.594
[ show covariance matrix ]
[
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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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.8
n/a
MPO233864
74989 (1999 TO262)
Discovered 1999-Oct-15 by LONEOS at Anderson Mesa
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
1999 TO262
= 2001 DW13
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-11 18:10 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin