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117961 (6813 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2117961
[
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 14
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.08699637263886349
3.685e-08
a
2.781913908334654
1.9887e-08
au
q
2.539897489315935
1.0438e-07
au
i
4.314837174134368
6.4646e-06
deg
node
49.24148602433301
5.9941e-05
deg
peri
263.3055937047513
7.3315e-05
deg
M
352.8259704504371
4.4237e-05
deg
t
p
2459034.273386958604
(2020-Jul-03.77338696)
0.00020838
TDB
period
1694.782440063695
4.64
1.8173e-05
4.975e-08
d
yr
n
.2124166450452898
2.2778e-09
deg/d
Q
3.023930327353372
2.1617e-08
au
Orbit Determination Parameters
# obs. used (total)
472
data-arc span
21412 days (58.62 yr)
first obs. used
1960-09-24
last obs. used
2019-05-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.51947
source
ORB
producer
Otto Matic
solution date
2019-May-30 06:55:14
Additional Information
Earth MOID
= 1.53036 au
Jupiter MOID
= 2.18745 au
T_jup
= 3.323
[ show covariance matrix ]
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Ephemeris
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Orbit Diagram
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO436566
117961 (6813 P-L)
Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
Alternate Designations
6813 P-L
= 2002 TW244
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2020-Jul-04 18:59 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
