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JPL Small-Body Database Browser
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212972 (2009 BQ123)
Classification:
Main-belt Asteroid
SPK-ID:
2212972
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09234710834896938
4.8596e-08
a
3.098715154679558
3.9683e-08
au
q
2.812557770547771
1.6557e-07
au
i
5.361987521423135
6.1031e-06
deg
node
167.8042051675222
6.083e-05
deg
peri
311.7718254657046
7.0614e-05
deg
M
337.8480538258815
3.5196e-05
deg
t
p
2458723.097128389382
(2019-Aug-27.59712839)
0.00019502
TDB
period
1992.374208264514
5.45
3.8273e-05
1.048e-07
d
yr
n
.180688948143724
3.471e-09
deg/d
Q
3.384872538811344
4.3348e-08
au
Orbit Determination Parameters
# obs. used (total)
223
data-arc span
5392 days (14.76 yr)
first obs. used
2004-03-29
last obs. used
2019-01-02
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.66508
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:48:05
Additional Information
Earth MOID
= 1.83232 au
Jupiter MOID
= 1.68886 au
T_jup
= 3.209
[ 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
16.0
n/a
MPO418140
212972 (2009 BQ123)
Discovered 2009-Jan-31 by Spacewatch at Kitt Peak
Reference:
20090409/Numbers.arc
Last Updated:
2009-04-10
[ show close-approach data ]
[
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
|
Close-Approach Data
]
2019-Dec-06 21:21 UT
(server date/time)
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