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JPL Small-Body Database Browser
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226021 (2002 EC112)
Classification:
Main-belt Asteroid
SPK-ID:
2226021
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.02560040473630535
4.9726e-08
a
2.860867486513538
2.531e-08
au
q
2.787628120961855
1.4042e-07
au
i
6.328990244183093
6.1958e-06
deg
node
16.45177426650854
4.4049e-05
deg
peri
246.0335067124531
0.0001248
deg
M
105.6089485617151
0.00011814
deg
t
p
2458082.006569625368
(2017-Nov-24.50656963)
0.00057959
TDB
period
1767.441466627135
4.84
2.3455e-05
6.422e-08
d
yr
n
.2036842559131531
2.703e-09
deg/d
Q
2.934106852065221
2.5958e-08
au
Orbit Determination Parameters
# obs. used (total)
230
data-arc span
6473 days (17.72 yr)
first obs. used
2002-03-09
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.6157
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 17:25:34
Additional Information
Earth MOID
= 1.77985 au
Jupiter MOID
= 2.06678 au
T_jup
= 3.292
[ 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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.3
n/a
MPO454622
226021 (2002 EC112)
Discovered 2002-Mar-09 by Spacewatch at Kitt Peak
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
Alternate Designations
2002 EC112
= 2004 TM179
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-05 15:23 UT
(server date/time)
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