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JPL Small-Body Database Browser
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32640 (2531 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2032640
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 30
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.222621345123434
4.4914e-08
a
2.555196862340434
8.6873e-09
au
q
1.986355499791028
1.1821e-07
au
i
6.790134053440317
4.6813e-06
deg
node
182.6796753416029
2.6055e-05
deg
peri
184.7106742216949
2.7202e-05
deg
M
119.2847971225541
8.8524e-06
deg
t
p
2458106.169313871702
(2017-Dec-18.66931387)
3.5061e-05
TDB
period
1491.883721136324
4.08
7.6083e-06
2.083e-08
d
yr
n
.2413056694028397
1.2306e-09
deg/d
Q
3.124038224889839
1.0621e-08
au
Orbit Determination Parameters
# obs. used (total)
1697
data-arc span
21375 days (58.52 yr)
first obs. used
1960-09-24
last obs. used
2019-04-03
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.507
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 01:32:50
Additional Information
Earth MOID
= .984375 au
Jupiter MOID
= 2.33468 au
T_jup
= 3.393
[ hide covariance matrix ]
Orbital Elements at Epoch 2456207.5 (2012-Oct-07.0) TDB
Reference:
JPL 30
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.220270893890988
4.4635e-08
q
1.99389552112147
1.1724e-07
au
t
p
2456611.184117203693
(2013-Nov-14.68411720)
3.1648e-05
TDB
node
182.7900193698138
2.6137e-05
deg
peri
184.2901164803172
2.7315e-05
deg
i
6.774141100476921
4.6736e-06
deg
Orbit Determination Parameters
# obs. used (total)
1697
data-arc span
21375 days (58.52 yr)
first obs. used
1960-09-24
last obs. used
2019-04-03
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.507
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 01:32:50
Additional Information
Jupiter MOID
= 2.33468 au
T_jup
= 3.393
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
1.992281788137688E-15
-5.226498399289214E-15
-5.261212712634614E-13
1.016654700708197E-14
-1.209202930286108E-13
-1.387327734398941E-15
q
-5.226498399289214E-15
1.374617262809374E-14
1.441720646523792E-12
-2.59273987355364E-14
3.277577810349161E-13
3.62930982844556E-15
tp
-5.261212712634614E-13
1.441720646523792E-12
1.001586402265667E-9
-3.207697953149496E-12
2.559290147074997E-10
6.668658888820071E-13
node
1.016654700708197E-14
-2.59273987355364E-14
-3.207697953149496E-12
6.831670947832864E-10
-6.78789384225028E-10
-1.192919008397646E-11
peri
-1.209202930286108E-13
3.277577810349161E-13
2.559290147074997E-10
-6.78789384225028E-10
7.460819187080099E-10
1.196110049834961E-11
i
-1.387327734398941E-15
3.62930982844556E-15
6.668658888820071E-13
-1.192919008397646E-11
1.196110049834961E-11
2.184207747131888E-11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.5
n/a
MPO365639
32640 (2531 P-L)
Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20011130/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
2531 P-L
= 1968 QQ1 = 2000 LZ30
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-16 11:20 UT
(server date/time)
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