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JPL Small-Body Database Browser
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146444 (2001 RB)
Classification:
Main-belt Asteroid
SPK-ID:
2146444
[
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
.3082133178710306
3.8345e-08
a
2.643805487404995
8.6273e-09
au
q
1.828949426326264
1.0136e-07
au
i
10.60766424801244
4.9719e-06
deg
node
330.5542630595625
2.5002e-05
deg
peri
68.47236880519772
2.811e-05
deg
M
30.52303885586101
7.9613e-06
deg
t
p
2458467.372448299808
(2018-Dec-14.87244830)
3.462e-05
TDB
period
1570.155541798767
4.30
7.6856e-06
2.104e-08
d
yr
n
.2292766483424851
1.1223e-09
deg/d
Q
3.458661548483725
1.1286e-08
au
Orbit Determination Parameters
# obs. used (total)
841
data-arc span
7707 days (21.10 yr)
first obs. used
1998-01-26
last obs. used
2019-03-04
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.48795
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 09:41:43
Additional Information
Earth MOID
= .865793 au
Jupiter MOID
= 2.14071 au
T_jup
= 3.301
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.3
n/a
MPO453929
146444 (2001 RB)
Discovered 2001-Sep-02 by Hug, G. at Eskridge
Reference:
20070106/Numbers.arc
Last Updated:
2007-01-09
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 00:47 UT
(server date/time)
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