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JPL Small-Body Database Browser
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469685 (2004 XQ170)
Classification:
Main-belt Asteroid
SPK-ID:
2469685
[
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 10
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2892865061036384
7.4153e-08
a
2.64436831475166
3.2656e-08
au
q
1.879388244125986
1.828e-07
au
i
10.8582584727691
1.4425e-05
deg
node
290.3672827619905
4.1182e-05
deg
peri
124.750031444192
5.7736e-05
deg
M
147.6493014199158
3.5595e-05
deg
t
p
2457956.315546208072
(2017-Jul-21.81554621)
0.0001469
TDB
period
1570.656963052948
4.30
2.9094e-05
7.966e-08
d
yr
n
.2292034533754931
4.2457e-09
deg/d
Q
3.409348385377335
4.2102e-08
au
Orbit Determination Parameters
# obs. used (total)
167
data-arc span
5280 days (14.46 yr)
first obs. used
2004-12-09
last obs. used
2019-05-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54166
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 08:02:38
Additional Information
Earth MOID
= .915094 au
Jupiter MOID
= 2.0443 au
T_jup
= 3.308
[ hide covariance matrix ]
Orbital Elements at Epoch 2457334.5 (2015-Nov-08.0) TDB
Reference:
JPL 10
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2900896041736158
7.4407e-08
q
1.876467402495588
1.8403e-07
au
t
p
2457956.634851324000
(2017-Jul-22.13485132)
0.00014631
TDB
node
290.3917225566034
4.1186e-05
deg
peri
124.7698340082546
5.7589e-05
deg
i
10.85994326261682
1.4428e-05
deg
Orbit Determination Parameters
# obs. used (total)
167
data-arc span
5280 days (14.46 yr)
first obs. used
2004-12-09
last obs. used
2019-05-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54166
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 08:02:38
Additional Information
Jupiter MOID
= 2.0443 au
T_jup
= 3.308
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
5.536446326851031E-15
-1.362636669817641E-14
6.678021034790465E-12
-7.88257915093267E-14
1.700493589621389E-12
-1.157106296081556E-14
q
-1.362636669817641E-14
3.386721725544805E-14
-1.547578774155462E-11
1.855942023038125E-13
-3.966756426455955E-12
3.158706293393649E-14
tp
6.678021034790465E-12
-1.547578774155462E-11
2.140691892606295E-8
-2.539869623127391E-10
5.909071038531284E-9
-2.454925990238554E-12
node
-7.88257915093267E-14
1.855942023038125E-13
-2.539869623127391E-10
1.696258947427916E-9
-1.729249032432384E-9
2.406818853307447E-10
peri
1.700493589621389E-12
-3.966756426455955E-12
5.909071038531284E-9
-1.729249032432384E-9
3.316499885224602E-9
-2.360094121512725E-10
i
-1.157106296081556E-14
3.158706293393649E-14
-2.454925990238554E-12
2.406818853307447E-10
-2.360094121512725E-10
2.081596428911804E-10
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.8
n/a
MPO241872
469685 (2004 XQ170)
Discovered 2004-Dec-09 by CSS at Catalina
Reference:
Last Updated:
2016-08-22
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-08 13:24 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin
