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JPL Small-Body Database Browser
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74131 (1998 QN69)
Classification:
Main-belt Asteroid
SPK-ID:
2074131
[
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 20
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1126500757300481
4.4467e-08
a
2.608504031385783
1.4739e-08
au
q
2.314655854708039
1.1912e-07
au
i
13.89735848534898
5.0115e-06
deg
node
275.8441717272835
2.6704e-05
deg
peri
119.6683068348417
4.1306e-05
deg
M
278.0069587948281
3.0782e-05
deg
t
p
2458950.977538179573
(2020-Apr-11.47753818)
0.00013167
TDB
period
1538.812463717806
4.21
1.3042e-05
3.571e-08
d
yr
n
.2339466364408251
1.9828e-09
deg/d
Q
2.902352208063527
1.6399e-08
au
Orbit Determination Parameters
# obs. used (total)
813
data-arc span
7765 days (21.26 yr)
first obs. used
1998-08-24
last obs. used
2019-11-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54837
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 06:44:47
Additional Information
Earth MOID
= 1.35706 au
Jupiter MOID
= 2.49324 au
T_jup
= 3.361
[ 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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.8
n/a
MPO351366
74131 (1998 QN69)
Discovered 1998-Aug-24 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 QN69
= 1999 XR153
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-12 08:34 UT
(server date/time)
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