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JPL Small-Body Database Browser
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226143 (2002 RN157)
Classification:
Main-belt Asteroid
SPK-ID:
2226143
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1715735062986646
5.3545e-08
a
2.322020819298821
1.4878e-08
au
q
1.923623565633225
1.2729e-07
au
i
1.650166135610077
6.2319e-06
deg
node
310.5234843147819
0.00018827
deg
peri
293.0534856559525
0.00018929
deg
M
341.6926182508482
1.742e-05
deg
t
p
2458666.223597559906
(2019-Jul-01.72359756)
6.2533e-05
TDB
period
1292.401909009309
3.54
1.2421e-05
3.401e-08
d
yr
n
.2785511205844304
2.6772e-09
deg/d
Q
2.720418072964419
1.7431e-08
au
Orbit Determination Parameters
# obs. used (total)
307
data-arc span
6652 days (18.21 yr)
first obs. used
2001-02-22
last obs. used
2019-05-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.63688
source
ORB
producer
Otto Matic
solution date
2019-May-30 08:28:43
Additional Information
Earth MOID
= .91114 au
Jupiter MOID
= 2.30211 au
T_jup
= 3.557
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.9
n/a
MPO433481
226143 (2002 RN157)
Discovered 2002-Sep-11 by NEAT at Palomar
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 01:46 UT
(server date/time)
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