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JPL Small-Body Database Browser
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226744 (2004 RA19)
Classification:
Main-belt Asteroid
SPK-ID:
2226744
[
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 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1321419992670765
4.3804e-08
a
2.736823075149037
2.2403e-08
au
q
2.375173802358575
1.2066e-07
au
i
6.061700836735125
5.7367e-06
deg
node
228.7412473379645
5.1125e-05
deg
peri
195.964964130878
5.5859e-05
deg
M
17.3864801448928
2.1994e-05
deg
t
p
2458520.631104369952
(2019-Feb-06.13110437)
0.00010097
TDB
period
1653.744874592308
4.53
2.0305e-05
5.559e-08
d
yr
n
.2176877495017177
2.6729e-09
deg/d
Q
3.098472347939499
2.5363e-08
au
Orbit Determination Parameters
# obs. used (total)
341
data-arc span
6641 days (18.18 yr)
first obs. used
2000-11-21
last obs. used
2019-01-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.57345
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 18:48:14
Additional Information
Earth MOID
= 1.38881 au
Jupiter MOID
= 2.21156 au
T_jup
= 3.331
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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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
16.2
n/a
MPO268233
diameter
diameter
2.317
km
0.448
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.131
0.061
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
226744 (2004 RA19)
Discovered 2004-Sep-07 by Goodricke-Pigott at Goodricke-Pigott
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
Alternate Designations
2004 RA19
= 2000 WV197
[
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
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2019-Dec-05 20:16 UT
(server date/time)
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