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JPL Small-Body Database Browser
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74803 (1999 SE22)
Classification:
Main-belt Asteroid
SPK-ID:
2074803
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ 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
.06690952065385372
4.2337e-08
a
2.399982771320225
1.2256e-08
au
q
2.239401074513681
1.0264e-07
au
i
7.402877740029299
4.4318e-06
deg
node
60.46218174889387
3.4943e-05
deg
peri
350.4471581721411
4.9225e-05
deg
M
58.92776105195207
3.4356e-05
deg
t
p
2458378.205840307396
(2018-Sep-16.70584031)
0.00012931
TDB
period
1358.033905594764
3.72
1.0403e-05
2.848e-08
d
yr
n
.2650891104536411
2.0306e-09
deg/d
Q
2.560564468126769
1.3076e-08
au
Orbit Determination Parameters
# obs. used (total)
751
data-arc span
7591 days (20.78 yr)
first obs. used
1998-05-24
last obs. used
2019-03-06
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.63567
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 06:39:52
Additional Information
Earth MOID
= 1.25009 au
Jupiter MOID
= 2.67836 au
T_jup
= 3.512
[ 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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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO417342
74803 (1999 SE22)
Discovered 1999-Sep-21 by LONEOS at Anderson Mesa
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
1999 SE22
= 2001 EU1
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-12 19:06 UT
(server date/time)
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Ryan S. Park
Webmaster
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