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JPL Small-Body Database Browser
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27129 (1998 XN1)
Classification:
Main-belt Asteroid
SPK-ID:
2027129
[
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 21
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09002939138445809
5.0111e-08
a
2.937618417325506
2.1131e-08
au
q
2.673146419093916
1.5089e-07
au
i
17.43794075834533
6.4537e-06
deg
node
66.24434080143345
1.7954e-05
deg
peri
266.8975313811306
4.1268e-05
deg
M
94.30443130555798
3.8461e-05
deg
t
p
2458118.750691399932
(2017-Dec-31.25069140)
0.00019625
TDB
period
1839.041375840451
5.04
1.9843e-05
5.433e-08
d
yr
n
.1957541601452432
2.1122e-09
deg/d
Q
3.202090415557096
2.3034e-08
au
Orbit Determination Parameters
# obs. used (total)
709
data-arc span
14974 days (41.00 yr)
first obs. used
1978-11-29
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.63593
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 01:00:49
Additional Information
Earth MOID
= 1.73279 au
Jupiter MOID
= 2.11649 au
T_jup
= 3.199
[ show covariance matrix ]
[
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
14.4
n/a
MPO459046
diameter
diameter
7.880
km
0.189
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.059
0.006
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
27129 (1998 XN1)
Discovered 1998-Dec-07 by ODAS at Caussols
Reference:
20010804/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
1998 XN1
= 1978 WW6 = 2001 KN60
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-07 16:56 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin