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18225 (7069 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2018225
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
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[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 26
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.130387294064242
4.9006e-08
a
2.513924566235879
7.6397e-09
au
q
2.18614074456276
1.2332e-07
au
i
11.49492967402969
6.0804e-06
deg
node
207.2628933520841
1.2782e-05
deg
peri
216.8930607448449
2.6048e-05
deg
M
349.2234484173351
2.0248e-05
deg
t
p
2459244.081693397102
(2021-Jan-29.58169340)
8.1865e-05
TDB
period
1455.884055544678
3.99
6.6366e-06
1.817e-08
d
yr
n
.2472724380962577
1.1272e-09
deg/d
Q
2.841708387908999
8.6358e-09
au
Orbit Determination Parameters
# obs. used (total)
1748
data-arc span
22028 days (60.31 yr)
first obs. used
1960-09-26
last obs. used
2021-01-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.43882
source
ORB
producer
Otto Matic
solution date
2021-Feb-24 02:37:17
Additional Information
Earth MOID
= 1.20806 au
Jupiter MOID
= 2.5378 au
T_jup
= 3.420
[ show covariance matrix ]
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.54
n/a
E2021B10
diameter
diameter
3.471
km
0.368
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.306
0.033
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
18225 (7069 P-L)
Discovered 1960-Oct-22 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20001013/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
7069 P-L
= 1998 FS96
[
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Orbit Diagram
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Orbital Elements
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Mission Design
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2021-Apr-10 15:26 UT
(server date/time)
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Ryan S. Park
Webmaster
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