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JPL Small-Body Database Browser
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117868 (2147 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2117868
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2590170448769024
4.2351e-08
a
2.737414930915793
1.1811e-08
au
q
2.028377804908074
1.1661e-07
au
i
9.412754816798623
5.9287e-06
deg
node
358.9128427188681
2.5826e-05
deg
peri
45.66774621878683
2.8536e-05
deg
M
312.8611064074835
9.2097e-06
deg
t
p
2458817.113868557194
(2019-Nov-29.61386856)
4.2223e-05
TDB
period
1654.281353200233
4.53
1.0707e-05
2.931e-08
d
yr
n
.2176171540007837
1.4085e-09
deg/d
Q
3.446452056923512
1.4871e-08
au
Orbit Determination Parameters
# obs. used (total)
790
data-arc span
21614 days (59.18 yr)
first obs. used
1960-09-24
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.47291
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 11:03:14
Additional Information
Earth MOID
= 1.04852 au
Jupiter MOID
= 2.058 au
T_jup
= 3.283
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.0
n/a
MPO453649
diameter
diameter
2.230
km
0.355
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.389
0.044
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
117868 (2147 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
[ show close-approach data ]
Alternate Designations
2147 P-L
= 2001 SP107
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 01:42 UT
(server date/time)
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Ryan S. Park
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