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12970 (4012 T-3)
Classification:
Main-belt Asteroid
SPK-ID:
2012970
[
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 32
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.0644616230137416
3.5833e-08
a
3.050002209080233
1.7553e-08
au
q
2.853394116487424
1.0861e-07
au
i
10.63198364985939
4.4268e-06
deg
node
40.78237953610122
2.0739e-05
deg
peri
278.659950640814
3.9302e-05
deg
M
52.38061003352662
3.3034e-05
deg
t
p
2458717.415096994255
(2019-Aug-21.91509699)
0.00017855
TDB
period
1945.578049145277
5.33
1.6795e-05
4.598e-08
d
yr
n
.1850349823581498
1.5973e-09
deg/d
Q
3.246610301673042
1.8684e-08
au
Orbit Determination Parameters
# obs. used (total)
1695
data-arc span
15746 days (43.11 yr)
first obs. used
1977-10-07
last obs. used
2020-11-16
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.48856
source
ORB
producer
Otto Matic
solution date
2020-Dec-18 02:51:14
Additional Information
Earth MOID
= 1.8667 au
Jupiter MOID
= 1.96985 au
T_jup
= 3.208
[ hide covariance matrix ]
Orbital Elements at Epoch 2457320.5 (2015-Oct-25.0) TDB
Reference:
JPL 32
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.06809538049429789
3.5979e-08
q
2.841743570734093
1.097e-07
au
t
p
2456772.439922018201
(2014-Apr-24.93992202)
0.00016994
TDB
node
40.8287110765574
2.0722e-05
deg
peri
278.9650957623197
3.7807e-05
deg
i
10.64052659119811
4.4312e-06
deg
Orbit Determination Parameters
# obs. used (total)
1695
data-arc span
15746 days (43.11 yr)
first obs. used
1977-10-07
last obs. used
2020-11-16
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.48856
source
ORB
producer
Otto Matic
solution date
2020-Dec-18 02:51:14
Additional Information
Jupiter MOID
= 1.96985 au
T_jup
= 3.208
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.294501957421567E-15
-3.903255398575347E-15
1.489635910433313E-12
-4.061721309678072E-15
2.673205276839893E-13
4.040547096754637E-16
q
-3.903255398575347E-15
1.203443239182707E-14
-4.887452429645571E-12
1.174108071790233E-14
-8.664212867976182E-13
-3.574105197959941E-16
tp
1.489635910433313E-12
-4.887452429645571E-12
2.887920785233793E-8
-4.533143572682074E-11
5.390659332452375E-9
5.059870516918991E-13
node
-4.061721309678072E-15
1.174108071790233E-14
-4.533143572682074E-11
4.294149450478615E-10
-4.300954189060546E-10
-2.101959613441915E-11
peri
2.673205276839893E-13
-8.664212867976182E-13
5.390659332452375E-9
-4.300954189060546E-10
1.429352520183027E-9
2.077881664233803E-11
i
4.040547096754637E-16
-3.574105197959941E-16
5.059870516918991E-13
-2.101959613441915E-11
2.077881664233803E-11
1.963547942688684E-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
13.4
n/a
MPO358756
12970 (4012 T-3)
Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
19991222/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
4012 T-3
= 1991 GF10
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Jan-18 13:39 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
