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JPL Small-Body Database Browser
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46851 (1998 QN39)
Classification:
Main-belt Asteroid
SPK-ID:
2046851
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1961109229646712
5.5931e-08
a
2.465061348649781
1.544e-08
au
q
1.981635892401535
1.335e-07
au
i
2.773221662863958
4.9728e-06
deg
node
49.66507094636219
8.7574e-05
deg
peri
278.9591584305804
8.9685e-05
deg
M
127.7172141322668
2.7491e-05
deg
t
p
2458098.981496262446
(2017-Dec-11.48149626)
0.00010412
TDB
period
1413.643905186824
3.87
1.3281e-05
3.636e-08
d
yr
n
.254661020840622
2.3926e-09
deg/d
Q
2.948486804898026
1.8468e-08
au
Orbit Determination Parameters
# obs. used (total)
875
data-arc span
7473 days (20.46 yr)
first obs. used
1998-07-31
last obs. used
2019-01-15
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59055
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 02:39:34
Additional Information
Earth MOID
= .971883 au
Jupiter MOID
= 2.40064 au
T_jup
= 3.459
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO266176
46851 (1998 QN39)
Discovered 1998-Aug-17 by LINEAR at Socorro
Reference:
20020921/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-16 10:56 UT
(server date/time)
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