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39401 (7572 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2039401
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
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[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 28
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1250227179569965
3.4356e-08
a
2.277938709795562
8.2038e-09
au
q
1.993144620957467
7.7628e-08
au
i
3.631611021027213
4.5412e-06
deg
node
137.2180507857256
6.866e-05
deg
peri
150.2628397848862
7.2141e-05
deg
M
247.9528558425363
2.4231e-05
deg
t
p
2459591.349688383383
(2022-Jan-11.84968838)
8.5348e-05
TDB
period
1255.773976892076
3.44
6.7838e-06
1.857e-08
d
yr
n
.2866757924789672
1.5486e-09
deg/d
Q
2.562732798633657
9.2294e-09
au
Orbit Determination Parameters
# obs. used (total)
950
data-arc span
22084 days (60.46 yr)
first obs. used
1960-09-27
last obs. used
2021-03-15
planetary ephem.
DE441
SB-pert. ephem.
SB441-N16
condition code
0
norm. resid. RMS
.55368
source
ORB
producer
Otto Matic
solution date
2021-Apr-13 08:42:26
Additional Information
Earth MOID
= .975848 au
Jupiter MOID
= 2.57343 au
T_jup
= 3.595
[ show covariance matrix ]
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.58
n/a
E2021B10
39401 (7572 P-L)
Discovered 1960-Sep-27 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20020328/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
7572 P-L
= 2000 DD21
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
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2021-Apr-23 14:42 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
