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39401 (7572 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2039401
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 27
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1250227252824603
3.7699e-08
a
2.277938711601253
8.9695e-09
au
q
1.993144605850448
8.4034e-08
au
i
3.63161067967477
4.5956e-06
deg
node
137.2180571321841
6.9659e-05
deg
peri
150.2628351229155
7.3175e-05
deg
M
247.952852705922
2.5193e-05
deg
t
p
2459591.349699789444
(2022-Jan-11.84969979)
8.8928e-05
TDB
period
1255.773978385228
3.44
7.417e-06
2.031e-08
d
yr
n
.2866757921381012
1.6932e-09
deg/d
Q
2.562732817352058
1.0091e-08
au
Orbit Determination Parameters
# obs. used (total)
923
data-arc span
22026 days (60.30 yr)
first obs. used
1960-09-27
last obs. used
2021-01-16
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5579
source
ORB
producer
Otto Matic
solution date
2021-Feb-24 04:14:30
Additional Information
Earth MOID
= .975848 au
Jupiter MOID
= 2.57343 au
T_jup
= 3.595
[ hide covariance matrix ]
Orbital Elements at Epoch 2456498.5 (2013-Jul-25.0) TDB
Reference:
JPL 27
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1248892546846486
3.7623e-08
q
1.993821356837251
8.3849e-08
au
t
p
2457080.217077067039
(2015-Feb-26.71707707)
8.3387e-05
TDB
node
137.2592113504149
6.9684e-05
deg
peri
150.2546009977364
7.3221e-05
deg
i
3.630703411005701
4.5949e-06
deg
Orbit Determination Parameters
# obs. used (total)
923
data-arc span
22026 days (60.30 yr)
first obs. used
1960-09-27
last obs. used
2021-01-16
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5579
source
ORB
producer
Otto Matic
solution date
2021-Feb-24 04:14:30
Additional Information
Jupiter MOID
= 2.57343 au
T_jup
= 3.595
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.41547706358618E-15
-3.142012266239931E-15
1.210868220256837E-12
6.139675400838993E-15
2.879260478347163E-13
-5.735575889188175E-16
q
-3.142012266239931E-15
7.030633177775985E-15
-2.559776131780674E-12
-1.381535425827252E-14
-6.125659941173215E-13
1.302399470706994E-15
tp
1.210868220256837E-12
-2.559776131780674E-12
6.953431250797499E-9
5.779170106010513E-12
1.889837629883352E-9
-3.238724384672677E-12
node
6.139675400838993E-15
-1.381535425827252E-14
5.779170106010513E-12
4.855819378129712E-9
-4.844091356352864E-9
1.059273953361956E-10
peri
2.879260478347163E-13
-6.125659941173215E-13
1.889837629883352E-9
-4.844091356352864E-9
5.361312637204323E-9
-1.066388300211225E-10
i
-5.735575889188175E-16
1.302399470706994E-15
-3.238724384672677E-12
1.059273953361956E-10
-1.066388300211225E-10
2.111337206040765E-11
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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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
|
Orbit Diagram
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Orbital Elements
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Mission Design
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Discovery Circumstances
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2021-Mar-02 18:35 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
