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39449 (3486 T-3)
Classification:
Main-belt Asteroid
SPK-ID:
2039449
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1830715867213153
4.4082e-08
a
3.186840493974525
2.1242e-08
au
q
2.603420548114868
1.4332e-07
au
i
.6934067321744979
4.4023e-06
deg
node
322.5449992662677
0.0004512
deg
peri
107.5305956089569
0.00045139
deg
M
143.9725881895444
1.4012e-05
deg
t
p
2458169.470905986040
(2018-Feb-19.97090599)
7.7697e-05
TDB
period
2077.968296653514
5.69
2.0776e-05
5.688e-08
d
yr
n
.1732461465267616
1.7322e-09
deg/d
Q
3.770260439834181
2.5131e-08
au
Orbit Determination Parameters
# obs. used (total)
544
data-arc span
15601 days (42.71 yr)
first obs. used
1977-10-07
last obs. used
2020-06-24
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59411
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 00:21:15
Additional Information
Earth MOID
= 1.61794 au
Jupiter MOID
= 1.53121 au
T_jup
= 3.171
[ hide covariance matrix ]
Orbital Elements at Epoch 2457273.5 (2015-Sep-08.0) TDB
Reference:
JPL 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1840103793751462
4.4014e-08
q
2.600952597864944
1.4326e-07
au
t
p
2458170.678036417635
(2018-Feb-21.17803642)
7.7428e-05
TDB
node
322.5729040716926
0.000451
deg
peri
107.8334667501204
0.00045118
deg
i
.6937409339895437
4.4024e-06
deg
Orbit Determination Parameters
# obs. used (total)
544
data-arc span
15601 days (42.71 yr)
first obs. used
1977-10-07
last obs. used
2020-06-24
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59411
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 00:21:15
Additional Information
Jupiter MOID
= 1.53121 au
T_jup
= 3.171
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.93720440412218E-15
-6.259285347071438E-15
-1.035650357130659E-12
-4.54602547858956E-15
-1.930948400746009E-13
-1.658146227147714E-16
q
-6.259285347071438E-15
2.052342040225118E-14
3.747293591802253E-12
2.674485882808104E-14
6.546954927623989E-13
5.843416418794856E-16
tp
-1.035650357130659E-12
3.747293591802253E-12
5.995145981059705E-9
7.269302780959851E-12
1.048018472794171E-9
1.766324852244905E-13
node
-4.54602547858956E-15
2.674485882808104E-14
7.269302780959851E-12
2.033971911416407E-7
-2.033810621354341E-7
3.573056160035506E-10
peri
-1.930948400746009E-13
6.546954927623989E-13
1.048018472794171E-9
-2.033810621354341E-7
2.035653260128223E-7
-3.572532613411286E-10
i
-1.658146227147714E-16
5.843416418794856E-16
1.766324852244905E-13
3.573056160035506E-10
-3.572532613411286E-10
1.938150260772093E-11
[
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
15.2
n/a
MPO436046
39449 (3486 T-3)
Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20020328/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
3486 T-3
= 2000 UU77
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Jan-25 21:50 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
