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JPL Small-Body Database Browser
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117160 (2004 QR17)
Classification:
Main-belt Asteroid
SPK-ID:
2117160
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.201396850145229
6.9953e-08
a
2.617830793633265
2.3282e-08
au
q
2.090607917582341
1.8609e-07
au
i
11.10565803938485
6.9976e-06
deg
node
280.9653147397173
2.9749e-05
deg
peri
38.53483699610914
3.2423e-05
deg
M
203.838320458856
1.7721e-05
deg
t
p
2459271.593071941579
(2021-Feb-26.09307194)
8.2453e-05
TDB
period
1547.072922171766
4.24
2.0639e-05
5.651e-08
d
yr
n
.2326974991551371
3.1043e-09
deg/d
Q
3.14505366968419
2.7971e-08
au
Orbit Determination Parameters
# obs. used (total)
436
data-arc span
7251 days (19.85 yr)
first obs. used
1999-06-15
last obs. used
2019-04-22
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61669
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 19:05:39
Additional Information
Earth MOID
= 1.08825 au
Jupiter MOID
= 2.17721 au
T_jup
= 3.351
[ 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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.1
n/a
MPO432677
diameter
diameter
5.311
km
0.506
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.063
0.014
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
117160 (2004 QR17)
Discovered 2004-Aug-19 by LINEAR at Socorro
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ 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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Close-Approach Data
]
2019-Dec-05 22:49 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin