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18210 (4529 P-L)
Classification:
Main-belt Asteroid
SPK-ID:
2018210
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Close-Approach Data
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[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference:
JPL 21
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1464513854632583
6.3452e-08
a
3.17420409607618
2.3035e-08
au
q
2.709337508462674
2.0497e-07
au
i
4.744647658322621
6.6492e-06
deg
node
356.8494646526117
5.65e-05
deg
peri
335.4335921880748
5.9178e-05
deg
M
201.8312687053227
2.0805e-05
deg
t
p
2459908.046379900170
(2022-Nov-24.54637990)
0.0001236
TDB
period
2065.621277288805
5.66
2.2485e-05
6.156e-08
d
yr
n
.1742817059245786
1.8971e-09
deg/d
Q
3.639070683689686
2.6408e-08
au
Orbit Determination Parameters
# obs. used (total)
810
data-arc span
21809 days (59.71 yr)
first obs. used
1960-09-24
last obs. used
2020-06-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54057
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 02:16:19
Additional Information
Earth MOID
= 1.69999 au
Jupiter MOID
= 1.73229 au
T_jup
= 3.179
[ hide covariance matrix ]
Orbital Elements at Epoch 2456748.5 (2014-Apr-01.0) TDB
Reference:
JPL 21
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1436799325322531
6.3265e-08
q
2.721383409991321
2.0396e-07
au
t
p
2455774.262274320828
(2011-Jul-31.76227432)
0.00011283
TDB
node
356.8991233186651
5.6548e-05
deg
peri
335.4497826770155
5.9332e-05
deg
i
4.740768519965604
6.6424e-06
deg
Orbit Determination Parameters
# obs. used (total)
810
data-arc span
21809 days (59.71 yr)
first obs. used
1960-09-24
last obs. used
2020-06-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54057
source
ORB
producer
Otto Matic
solution date
2020-Nov-13 02:16:19
Additional Information
Jupiter MOID
= 1.73229 au
T_jup
= 3.179
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
4.002409324173846E-15
-1.284473922767779E-14
2.935857294130835E-12
1.361689457878426E-14
3.57706582565945E-13
-2.062229174306807E-15
q
-1.284473922767779E-14
4.160118453514369E-14
-9.117755034255114E-12
-4.198003757340843E-14
-1.079179115396092E-12
7.802249898347036E-15
tp
2.935857294130835E-12
-9.117755034255114E-12
1.273015311915127E-8
1.772861608613357E-11
2.040869466642965E-9
-7.913579045821266E-12
node
1.361689457878426E-14
-4.198003757340843E-14
1.772861608613357E-11
3.197661500393555E-9
-3.182862039327193E-9
-1.945886241967872E-11
peri
3.57706582565945E-13
-1.079179115396092E-12
2.040869466642965E-9
-3.182862039327193E-9
3.520285824282112E-9
1.847788237527681E-11
i
-2.062229174306807E-15
7.802249898347036E-15
-7.913579045821266E-12
-1.945886241967872E-11
1.847788237527681E-11
4.412198379686424E-11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.2
n/a
MPO337412
diameter
diameter
7.019
km
0.613
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.090
0.022
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
18210 (4529 P-L)
Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference:
20001013/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
4529 P-L
= 1977 RV13
[
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Orbit Diagram
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|
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|
Close-Approach Data
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2021-Jan-20 23:55 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin
