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JPL Small-Body Database Browser
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109145 (2001 QO57)
Classification:
Main-belt Asteroid
SPK-ID:
2109145
[
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
.2395087117585258
4.1191e-08
a
2.715021187123757
1.5122e-08
au
q
2.064749960198642
1.108e-07
au
i
14.50731246810386
4.8991e-06
deg
node
139.4818614981237
1.7738e-05
deg
peri
121.655392027159
2.0683e-05
deg
M
29.06485607525877
1.0186e-05
deg
t
p
2458468.575961565762
(2018-Dec-16.07596157)
4.5676e-05
TDB
period
1634.023361868748
4.47
1.3652e-05
3.738e-08
d
yr
n
.2203150875323389
1.8406e-09
deg/d
Q
3.365292414048871
1.8744e-08
au
Orbit Determination Parameters
# obs. used (total)
541
data-arc span
7153 days (19.58 yr)
first obs. used
2000-03-05
last obs. used
2019-10-05
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56727
source
ORB
producer
Otto Matic
solution date
2019-Nov-07 12:49:53
Additional Information
Earth MOID
= 1.08879 au
Jupiter MOID
= 1.9382 au
T_jup
= 3.274
[ 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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO436525
diameter
diameter
1.982
km
0.412
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.410
0.212
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
109145 (2001 QO57)
Discovered 2001-Aug-16 by LINEAR at Socorro
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
Alternate Designations
2001 QO57
= 2000 EO33
[
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
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2019-Dec-10 00:36 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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