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12936 (2549 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2012936
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 31
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.03764846306252259
2.7587e-08
a
2.830459872572198
1.2015e-08
au
q
2.723897408609711
7.6514e-08
au
i
2.142461092951854
4.7273e-06
deg
node
167.4670012414596
8.803e-05
deg
peri
284.4664676515532
0.00011095
deg
M
108.4886580733249
6.7583e-05
deg
t
p
2458476.337717598258
(2018-Dec-23.83771760)
0.00032591
TDB
period
1739.337779780539
4.76
1.1075e-05
3.032e-08
d
yr
n
.2069753237036126
1.3178e-09
deg/d
Q
2.937022336534685
1.2467e-08
au
Orbit Determination Parameters
# obs. used (total)
1885
data-arc span
21843 days (59.80 yr)
first obs. used
1960-09-24
last obs. used
2020-07-14
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54343
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 02:49:38
Additional Information
Earth MOID
= 1.74154 au
Jupiter MOID
= 2.12441 au
T_jup
= 3.311
[ show covariance matrix ]
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Orbital Elements
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Close-Approach Data
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
13.77
n/a
E2021B10
diameter
diameter
5.136
km
0.092
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.267
0.042
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
12936 (2549 P-L)
Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
19991222/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
2549 P-L
= 1998 SM22
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Orbit Diagram
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Orbital Elements
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Mission Design
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Close-Approach Data
]
2021-Feb-28 07:43 UT
(server date/time)
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Ryan S. Park
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