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212999 (4330 T-3)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2212999
[
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 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1647882472986485
4.7155e-08
a
3.217564214860713
2.6749e-08
au
q
2.687347447322964
1.4998e-07
au
i
5.474834648071591
5.5847e-06
deg
node
152.4385882059819
4.7455e-05
deg
peri
226.7439757494105
5.0548e-05
deg
M
125.7448753709668
1.7133e-05
deg
t
p
2458264.162267870190
(2018-May-25.66226787)
9.6599e-05
TDB
period
2108.090550686062
5.77
2.6288e-05
7.197e-08
d
yr
n
.170770653036152
2.1295e-09
deg/d
Q
3.747780982398461
3.1157e-08
au
Orbit Determination Parameters
# obs. used (total)
405
data-arc span
15529 days (42.52 yr)
first obs. used
1977-10-11
last obs. used
2020-04-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60922
source
ORB
producer
Otto Matic
solution date
2020-May-21 08:52:24
Additional Information
Earth MOID
= 1.69304 au
Jupiter MOID
= 1.72667 au
T_jup
= 3.161
[ hide covariance matrix ]
Orbital Elements at Epoch 2457410.5 (2016-Jan-23.0) TDB
Reference:
JPL 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1638846695959887
4.7021e-08
q
2.689519301358029
1.4917e-07
au
t
p
2458265.411873498189
(2018-May-26.91187350)
9.7239e-05
TDB
node
152.4582729109707
4.7465e-05
deg
peri
227.0232931665518
5.061e-05
deg
i
5.47413568737749
5.5841e-06
deg
Orbit Determination Parameters
# obs. used (total)
405
data-arc span
15529 days (42.52 yr)
first obs. used
1977-10-11
last obs. used
2020-04-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60922
source
ORB
producer
Otto Matic
solution date
2020-May-21 08:52:24
Additional Information
Jupiter MOID
= 1.72667 au
T_jup
= 3.161
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
2.211018537434166E-15
-6.938012355835919E-15
-7.719750833274977E-13
1.120473176968986E-14
-2.559646449499728E-13
-3.926801075927641E-15
q
-6.938012355835919E-15
2.225113170151878E-14
3.247781326274654E-12
-3.089559442160694E-14
9.022317552856638E-13
1.236377127319841E-14
tp
-7.719750833274977E-13
3.247781326274654E-12
9.455438166457173E-9
6.544428691371952E-12
1.701230667881664E-9
-2.619323989806223E-12
node
1.120473176968986E-14
-3.089559442160694E-14
6.544428691371952E-12
2.252888072610991E-9
-2.241612843689652E-9
-2.462813338045478E-11
peri
-2.559646449499728E-13
9.022317552856638E-13
1.701230667881664E-9
-2.241612843689652E-9
2.561377624729386E-9
2.422177389777298E-11
i
-3.926801075927641E-15
1.236377127319841E-14
-2.619323989806223E-12
-2.462813338045478E-11
2.422177389777298E-11
3.118255746294362E-11
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.3
n/a
MPO427253
212999 (4330 T-3)
Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20090409/Numbers.arc
Last Updated:
2009-04-10
[ show close-approach data ]
Alternate Designations
4330 T-3
= 1997 CM15 = 2003 GZ11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2020-Sep-22 21:31 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
