+ View the NASA Portal
+ Center for Near-Earth Object Studies
IMPORTANT:
The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.
Please visit
this page
for more details.
Don't show this message again
JPL Small-Body Database Browser
Search:
[
help
]
305021 (2007 TR381)
Classification:
Main-belt Asteroid
SPK-ID:
2305021
[
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 7
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2025072007304886
6.1263e-08
a
2.716420549413986
3.2118e-08
au
q
2.166325827945383
1.6374e-07
au
i
3.419776861768388
8.4417e-06
deg
node
82.57962139929367
0.00013145
deg
peri
248.3343961383271
0.00013447
deg
M
248.29475283671
3.145e-05
deg
t
p
2459107.916996995322
(2020-Sep-15.41699700)
0.00014963
TDB
period
1635.286824541821
4.48
2.9003e-05
7.941e-08
d
yr
n
.2201448666969268
3.9044e-09
deg/d
Q
3.266515270882588
3.8622e-08
au
Orbit Determination Parameters
# obs. used (total)
114
data-arc span
6122 days (16.76 yr)
first obs. used
2002-07-05
last obs. used
2019-04-09
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60394
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 12:36:49
Additional Information
Earth MOID
= 1.15751 au
Jupiter MOID
= 2.09861 au
T_jup
= 3.328
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.0
n/a
MPO433965
305021 (2007 TR381)
Discovered 2007-Oct-14 by Spacewatch at Kitt Peak
Reference:
20111110/Numbers.arc
Last Updated:
2011-11-14
[ show close-approach data ]
Alternate Designations
2007 TR381
= 2006 KM83
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-16 10:31 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin