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JPL Small-Body Database Browser
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117842 (2005 JR109)
Classification:
Main-belt Asteroid
SPK-ID:
2117842
[
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 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1104694632061391
4.7267e-08
a
2.224524503572932
1.0367e-08
au
q
1.978782475774327
1.0312e-07
au
i
7.320425080104792
6.6337e-06
deg
node
60.09913584719548
3.6674e-05
deg
peri
209.0201067389348
4.9204e-05
deg
M
51.70067726938542
3.5122e-05
deg
t
p
2458426.460450948316
(2018-Nov-03.96045095)
0.00011791
TDB
period
1211.864930359566
3.32
8.4714e-06
2.319e-08
d
yr
n
.2970628087184486
2.0766e-09
deg/d
Q
2.470266531371538
1.1512e-08
au
Orbit Determination Parameters
# obs. used (total)
503
data-arc span
7919 days (21.68 yr)
first obs. used
1998-03-24
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53429
source
ORB
producer
Otto Matic
solution date
2019-Dec-14 09:50:13
Additional Information
Earth MOID
= .966064 au
Jupiter MOID
= 2.59403 au
T_jup
= 3.628
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
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
16.3
n/a
MPO449688
117842 (2005 JR109)
Discovered 2005-May-15 by Broughton, J. at Reedy Creek
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-14 19:18 UT
(server date/time)
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Ryan S. Park
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