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JPL Small-Body Database Browser
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74516 (1999 FD30)
Classification:
Main-belt Asteroid
SPK-ID:
2074516
[
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 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1525250086133403
4.631e-08
a
3.048719559746951
2.1408e-08
au
q
2.583713582636888
1.3792e-07
au
i
3.869486553842352
4.9129e-06
deg
node
56.93657793308517
5.8793e-05
deg
peri
130.9181891658238
6.0097e-05
deg
M
286.1586862581013
1.3108e-05
deg
t
p
2458999.315066258499
(2020-May-29.81506626)
7.2885e-05
TDB
period
1944.350886752899
5.32
2.048e-05
5.607e-08
d
yr
n
.1851517657912078
1.9502e-09
deg/d
Q
3.513725536857013
2.4674e-08
au
Orbit Determination Parameters
# obs. used (total)
803
data-arc span
9988 days (27.35 yr)
first obs. used
1991-11-04
last obs. used
2019-03-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.58053
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 06:24:34
Additional Information
Earth MOID
= 1.58705 au
Jupiter MOID
= 1.44721 au
T_jup
= 3.216
[ show covariance matrix ]
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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
14.4
n/a
MPO432297
diameter
diameter
5.076
km
0.181
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.143
0.027
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
74516 (1999 FD30)
Discovered 1999-Mar-19 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1999 FD30
= 2001 SN347
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
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2019-Dec-12 08:43 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin