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JPL Small-Body Database Browser
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277220 (2005 QX156)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2277220
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ 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
.2591028723270479
6.8139e-08
a
3.993614976946748
9.5717e-08
au
q
2.958857865451529
2.8189e-07
au
i
10.24867106313897
7.2341e-06
deg
node
251.357017354646
4.0116e-05
deg
peri
67.84832706113008
4.3233e-05
deg
M
273.3969690351532
2.2556e-05
deg
t
p
2459301.758771484794
(2021-Mar-28.25877148)
0.00020219
TDB
period
2915.06145826466
7.98
0.0001048
2.869e-07
d
yr
n
.1234965386336343
4.4399e-09
deg/d
Q
5.028372088441968
1.2052e-07
au
Orbit Determination Parameters
# obs. used (total)
192
data-arc span
5068 days (13.88 yr)
first obs. used
2005-07-09
last obs. used
2019-05-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.612
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 04:46:37
Additional Information
Earth MOID
= 1.96536 au
Jupiter MOID
= .665047 au
T_jup
= 2.968
[ 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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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.4
n/a
MPO437262
277220 (2005 QX156)
Discovered 2005-Aug-30 by NEAT at Palomar
Reference:
20110517/Numbers.arc
Last Updated:
2011-05-20
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-12 19:10 UT
(server date/time)
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Ryan S. Park
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