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JPL Small-Body Database Browser
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379975 (2012 TJ7)
Classification:
Jupiter Trojan
SPK-ID:
2379975
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.06348345040342861
7.4739e-08
a
5.132364884909241
2.6436e-07
au
q
4.806544653285806
4.2825e-07
au
i
2.783515721928101
7.049e-06
deg
node
203.2407128544114
0.00012763
deg
peri
173.5397321246766
0.00014713
deg
M
185.7939094120791
7.9285e-05
deg
t
p
2460655.612251095843
(2024-Dec-11.11225110)
0.0010649
TDB
period
4246.926200442514
11.63
0.00032813
8.984e-07
d
yr
n
.08476718996494202
6.5494e-09
deg/d
Q
5.458185116532674
2.8115e-07
au
Orbit Determination Parameters
# obs. used (total)
159
data-arc span
6444 days (17.64 yr)
first obs. used
2001-09-18
last obs. used
2019-05-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56406
source
ORB
producer
Otto Matic
solution date
2019-May-30 09:46:08
Additional Information
Earth MOID
= 3.80724 au
Jupiter MOID
= .00400649 au
T_jup
= 2.994
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.1
n/a
MPO434350
379975 (2012 TJ7)
Discovered 2001-Sep-18 by Spacewatch at Kitt Peak
Reference:
Last Updated:
2013-11-20
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-08 21:28 UT
(server date/time)
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