+ View the NASA Portal
+ Center for Near-Earth Object Studies
IMPORTANT:
The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.
Please visit
this page
for more details.
Don't show this message again
JPL Small-Body Database Browser
Search:
[
help
]
117847 (2005 JK139)
Classification:
Main-belt Asteroid
SPK-ID:
2117847
[
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 14
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1672200477188168
4.848e-08
a
2.469841764941287
2.1658e-08
au
q
2.056834707149878
1.2382e-07
au
i
11.79302603493688
5.6339e-06
deg
node
263.0211403068981
2.4299e-05
deg
peri
313.7755143877836
3.2202e-05
deg
M
227.001770511757
2.4868e-05
deg
t
p
2459124.275862934441
(2020-Oct-01.77586293)
0.0001013
TDB
period
1417.758051230804
3.88
1.8648e-05
5.106e-08
d
yr
n
.2539220282949349
3.3399e-09
deg/d
Q
2.882848822732696
2.528e-08
au
Orbit Determination Parameters
# obs. used (total)
307
data-arc span
6748 days (18.48 yr)
first obs. used
2001-05-18
last obs. used
2019-11-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.57577
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 11:02:57
Additional Information
Earth MOID
= 1.06633 au
Jupiter MOID
= 2.18354 au
T_jup
= 3.437
[ 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
15.8
n/a
MPO417614
117847 (2005 JK139)
Discovered 2005-May-13 by Siding Spring Survey at Siding Spring
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
Alternate Designations
2005 JK139
= 2003 YD84
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-08 05:45 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin