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JPL Small-Body Database Browser
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226946 (2004 TN355)
Classification:
Main-belt Asteroid
SPK-ID:
2226946
[
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 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1932787225663232
4.706e-08
a
2.775055377048658
2.2199e-08
au
q
2.238696218721887
1.3144e-07
au
i
13.57872127599065
6.8954e-06
deg
node
54.87609137431517
2.2078e-05
deg
peri
272.1686127559385
2.8741e-05
deg
M
87.99595777706135
1.9593e-05
deg
t
p
2458187.769912271701
(2018-Mar-10.26991227)
9.1296e-05
TDB
period
1688.518828996937
4.62
2.0261e-05
5.547e-08
d
yr
n
.2132046109393152
2.5583e-09
deg/d
Q
3.311414535375429
2.649e-08
au
Orbit Determination Parameters
# obs. used (total)
305
data-arc span
8789 days (24.06 yr)
first obs. used
1995-10-17
last obs. used
2019-11-09
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53688
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 17:28:54
Additional Information
Earth MOID
= 1.2769 au
Jupiter MOID
= 2.2001 au
T_jup
= 3.268
[ show covariance matrix ]
[
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
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.6
n/a
MPO413102
226946 (2004 TN355)
Discovered 2004-Oct-07 by LINEAR at Socorro
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
Alternate Designations
2004 TN355
= 1995 UP16
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-12 21:59 UT
(server date/time)
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