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JPL Small-Body Database Browser
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226785 (2004 RP159)
Classification:
Main-belt Asteroid
SPK-ID:
2226785
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.153527823745623
4.7e-08
a
2.835866774712138
2.1148e-08
au
q
2.400482320358064
1.4079e-07
au
i
8.304361743474894
5.9894e-06
deg
node
288.5418170416698
3.1394e-05
deg
peri
76.2494842338932
3.6322e-05
deg
M
19.38771742930096
1.857e-05
deg
t
p
2458506.559829499864
(2019-Jan-23.05982950)
8.9628e-05
TDB
period
1744.32402903389
4.78
1.9512e-05
5.342e-08
d
yr
n
.2063836729918749
2.3086e-09
deg/d
Q
3.271251229066211
2.4395e-08
au
Orbit Determination Parameters
# obs. used (total)
380
data-arc span
7000 days (19.16 yr)
first obs. used
1999-09-14
last obs. used
2018-11-13
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53269
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 18:50:19
Additional Information
Earth MOID
= 1.41391 au
Jupiter MOID
= 2.26207 au
T_jup
= 3.279
[ 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
15.6
n/a
MPO454629
diameter
diameter
2.745
km
0.346
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.162
0.034
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
226785 (2004 RP159)
Discovered 2004-Sep-10 by LINEAR at Socorro
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
Alternate Designations
2004 RP159
= 2000 YB32
[
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
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2019-Dec-12 19:25 UT
(server date/time)
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Ryan S. Park
Webmaster
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