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117978 (1215 T-1)
Classification:
Main-belt Asteroid
SPK-ID:
2117978
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 19
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1025410109525146
5.5351e-08
a
2.542913587658287
1.7418e-08
au
q
2.282160657614921
1.3474e-07
au
i
16.80306109472037
6.4889e-06
deg
node
3.038406433019403
1.94e-05
deg
peri
152.7908716384687
3.7404e-05
deg
M
64.73276715625082
3.293e-05
deg
t
p
2458734.171586482534
(2019-Sep-07.67158648)
0.00013549
TDB
period
1481.139044077299
4.06
1.5218e-05
4.166e-08
d
yr
n
.2430561812812572
2.4973e-09
deg/d
Q
2.803666517701654
1.9204e-08
au
Orbit Determination Parameters
# obs. used (total)
424
data-arc span
17983 days (49.23 yr)
first obs. used
1971-03-24
last obs. used
2020-06-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56703
source
ORB
producer
Otto Matic
solution date
2020-Jun-24 01:51:11
Additional Information
Earth MOID
= 1.29866 au
Jupiter MOID
= 2.18004 au
T_jup
= 3.378
[ show covariance matrix ]
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Ephemeris
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.3
n/a
MPO309994
117978 (1215 T-1)
Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
Alternate Designations
1215 T-1
= 1999 CK120 = 2001 RL130
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2020-Sep-21 04:26 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
