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JPL Small-Body Database Browser
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74153 (1998 QJ90)
Classification:
Main-belt Asteroid
SPK-ID:
2074153
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2681437764255297
8.0687e-08
a
2.774078827609688
2.1125e-08
au
q
2.03022685467232
2.2055e-07
au
i
14.49190669954291
1.0947e-05
deg
node
289.9422511520957
2.333e-05
deg
peri
145.5325259742023
3.0045e-05
deg
M
118.6290580935397
1.4368e-05
deg
t
p
2458044.384237520539
(2017-Oct-17.88423752)
6.5756e-05
TDB
period
1687.62761594841
4.62
1.9278e-05
5.278e-08
d
yr
n
.2133172013766129
2.4367e-09
deg/d
Q
3.517930800547056
2.679e-08
au
Orbit Determination Parameters
# obs. used (total)
408
data-arc span
7199 days (19.71 yr)
first obs. used
1998-08-24
last obs. used
2018-05-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.52716
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 06:14:48
Additional Information
Earth MOID
= 1.06204 au
Jupiter MOID
= 1.80258 au
T_jup
= 3.238
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.0
n/a
MPO436302
74153 (1998 QJ90)
Discovered 1998-Aug-24 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 03:07 UT
(server date/time)
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Ryan S. Park
Webmaster
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