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JPL Small-Body Database Browser
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11599 (1995 QR)
Classification:
Main-belt Asteroid
SPK-ID:
2011599
[
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 24
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1774890749988868
3.5194e-08
a
2.438475039878865
8.1732e-09
au
q
2.005672360642892
8.5298e-08
au
i
2.721712539557855
3.6876e-06
deg
node
38.04283724136711
7.9557e-05
deg
peri
278.1213213110021
8.0243e-05
deg
M
85.07645943414012
9.5044e-06
deg
t
p
2458271.812789390978
(2018-Jun-02.31278939)
3.6681e-05
TDB
period
1390.835921079298
3.81
6.9926e-06
1.914e-08
d
yr
n
.2588371457365278
1.3013e-09
deg/d
Q
2.871277719114838
9.6238e-09
au
Orbit Determination Parameters
# obs. used (total)
1525
data-arc span
9085 days (24.87 yr)
first obs. used
1994-03-10
last obs. used
2019-01-23
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.50773
source
ORB
producer
Otto Matic
solution date
2019-Jul-12 19:13:03
Additional Information
Earth MOID
= .993531 au
Jupiter MOID
= 2.41694 au
T_jup
= 3.480
[ 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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.3
n/a
MPO319230
11599 (1995 QR)
Discovered 1995-Aug-16 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference:
19990928/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1995 QR
= 1998 HD21
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-14 19:58 UT
(server date/time)
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