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JPL Small-Body Database Browser
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469909 (2005 YR42)
Classification:
Main-belt Asteroid
SPK-ID:
2469909
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1398450892683932
9.9928e-08
a
2.62784414148814
3.0685e-08
au
q
2.260353042938307
2.617e-07
au
i
11.74314848057354
9.1137e-06
deg
node
282.300077137596
4.7175e-05
deg
peri
259.4929383234295
6.0074e-05
deg
M
348.5883366877804
3.3015e-05
deg
t
p
2458649.822409104491
(2019-Jun-15.32240910)
0.00014276
TDB
period
1555.957864494965
4.26
2.7253e-05
7.461e-08
d
yr
n
.2313687331866466
4.0525e-09
deg/d
Q
2.995335240037973
3.4976e-08
au
Orbit Determination Parameters
# obs. used (total)
78
data-arc span
4814 days (13.18 yr)
first obs. used
2005-12-24
last obs. used
2019-02-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.64098
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 13:14:31
Additional Information
Earth MOID
= 1.29957 au
Jupiter MOID
= 2.14492 au
T_jup
= 3.358
[ hide covariance matrix ]
Orbital Elements at Epoch 2457467.5 (2016-Mar-20.0) TDB
Reference:
JPL 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1402548344109159
1.0006e-07
q
2.259422733638953
2.6211e-07
au
t
p
2457092.182585864102
(2015-Mar-10.68258586)
0.00014242
TDB
node
282.3243534986746
4.7178e-05
deg
peri
259.2117636836418
5.9963e-05
deg
i
11.74276631586186
9.1142e-06
deg
Orbit Determination Parameters
# obs. used (total)
78
data-arc span
4814 days (13.18 yr)
first obs. used
2005-12-24
last obs. used
2019-02-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.64098
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 13:14:31
Additional Information
Jupiter MOID
= 2.14492 au
T_jup
= 3.358
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.001243011671368E-14
-2.609589967040089E-14
-4.782478738211502E-12
-1.113628927144481E-13
-9.574598120635475E-13
-6.906057370454511E-14
q
-2.609589967040089E-14
6.870427252799594E-14
1.215857195169563E-11
2.938282291987982E-13
2.452111945007819E-12
1.819315567356374E-13
tp
-4.782478738211502E-12
1.215857195169563E-11
2.028306685942438E-8
5.294806515325956E-11
5.346036902950648E-9
3.625212675430861E-11
node
-1.113628927144481E-13
2.938282291987982E-13
5.294806515325956E-11
2.225753304009195E-9
-2.168879342503722E-9
1.757422779408633E-10
peri
-9.574598120635475E-13
2.452111945007819E-12
5.346036902950648E-9
-2.168879342503722E-9
3.595573882771495E-9
-1.64266175246525E-10
i
-6.906057370454511E-14
1.819315567356374E-13
3.625212675430861E-11
1.757422779408633E-10
-1.64266175246525E-10
8.306835843502391E-11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.9
n/a
MPO434692
469909 (2005 YR42)
Discovered 2005-Dec-24 by Spacewatch at Kitt Peak
Reference:
Last Updated:
2016-08-22
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-10 19:07 UT
(server date/time)
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Ryan S. Park
Webmaster
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Alan B. Chamberlin