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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 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1830715878652836
4.4541e-08
a
3.186840493098834
2.1768e-08
au
q
2.603420543753847
1.4534e-07
au
i
.6934092851481956
5.0179e-06
deg
node
322.5449937777502
0.00045138
deg
peri
107.5306025371717
0.00045163
deg
M
143.9725872560577
1.4755e-05
deg
t
p
2458169.470911716781
(2018-Feb-19.97091172)
8.2775e-05
TDB
period
2077.968295797028
5.69
2.1291e-05
5.829e-08
d
yr
n
.1732461465981694
1.7751e-09
deg/d
Q
3.770260442443821
2.5754e-08
au
Orbit Determination Parameters
# obs. used (total)
509
data-arc span
15544 days (42.56 yr)
first obs. used
1977-10-07
last obs. used
2020-04-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60145
source
ORB
producer
Otto Matic
solution date
2020-May-20 08:43:22
Additional Information
Earth MOID
= 1.61794 au
Jupiter MOID
= 1.53121 au
T_jup
= 3.171
[ hide covariance matrix ]
Orbital Elements at Epoch 2456948.5 (2014-Oct-18.0) TDB
Reference:
JPL 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1843685391204288
4.4504e-08
q
2.599000703860441
1.4535e-07
au
t
p
2456092.534724255122
(2012-Jun-14.03472426)
8.0122e-05
TDB
node
322.578481594431
0.00045128
deg
peri
107.8231544186063
0.00045153
deg
i
.6937443032638615
5.018e-06
deg
Orbit Determination Parameters
# obs. used (total)
509
data-arc span
15544 days (42.56 yr)
first obs. used
1977-10-07
last obs. used
2020-04-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60145
source
ORB
producer
Otto Matic
solution date
2020-May-20 08:43:22
Additional Information
Jupiter MOID
= 1.53121 au
T_jup
= 3.171
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.980570832107343E-15
-6.420806297604286E-15
-7.187771840882209E-13
-4.855635416973592E-15
-1.461301501632046E-13
-3.336412993682099E-16
q
-6.420806297604286E-15
2.112765791963768E-14
2.239857091423939E-12
2.793705906456853E-14
4.756531623440775E-13
1.12554849422949E-15
tp
-7.187771840882209E-13
2.239857091423939E-12
6.419539650411872E-9
-1.052200721113828E-11
1.234915261554789E-9
3.238869516679014E-13
node
-4.855635416973592E-15
2.793705906456853E-14
-1.052200721113828E-11
2.036565222309645E-7
-2.036410945557226E-7
3.5457728118891E-10
peri
-1.461301501632046E-13
4.756531623440775E-13
1.234915261554789E-9
-2.036410945557226E-7
2.038763117029136E-7
-3.544841786235403E-10
i
-3.336412993682099E-16
1.12554849422949E-15
3.238869516679014E-13
3.5457728118891E-10
-3.544841786235403E-10
2.518066324746003E-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
]
2020-Aug-12 16:34 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
