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JPL Small-Body Database Browser
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214873 (2007 RM18)
Classification:
Inner Main-belt Asteroid
SPK-ID:
2214873
[
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 14
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.05847048152234974
6.5465e-08
a
1.935151207997928
1.1489e-08
au
q
1.822001985047732
1.2642e-07
au
i
21.61475079629737
9.6984e-06
deg
node
181.5233086509556
1.3247e-05
deg
peri
317.8483002476352
6.7873e-05
deg
M
330.7790487658452
6.7344e-05
deg
t
p
2458680.310978185709
(2019-Jul-15.81097819)
0.00018387
TDB
period
983.2654630788335
2.69
8.7566e-06
2.397e-08
d
yr
n
.366126965217263
3.2606e-09
deg/d
Q
2.048300430948124
1.2161e-08
au
Orbit Determination Parameters
# obs. used (total)
236
data-arc span
7573 days (20.73 yr)
first obs. used
1998-04-15
last obs. used
2019-01-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59573
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 09:29:31
Additional Information
Earth MOID
= .848206 au
Jupiter MOID
= 2.94507 au
T_jup
= 3.821
[ show covariance matrix ]
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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
17.4
n/a
MPO401686
214873 (2007 RM18)
Discovered 2007-Sep-02 by Mt. Lemmon Survey at Mount Lemmon
Reference:
20090509/Numbers.arc
Last Updated:
2009-05-11
[ show close-approach data ]
Alternate Designations
2007 RM18
= 1999 RA191
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 03:29 UT
(server date/time)
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