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JPL Small-Body Database Browser
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11734 (1998 KM55)
Classification:
Main-belt Asteroid
SPK-ID:
2011734
[
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 25
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1305737920534803
2.9036e-08
a
2.648195566737482
1.0791e-08
au
q
2.302410629489353
7.5854e-08
au
i
12.50900292597601
4.6138e-06
deg
node
221.6894097291184
1.4658e-05
deg
peri
253.4442531415507
2.335e-05
deg
M
74.8329495226339
1.8008e-05
deg
t
p
2458273.299566370360
(2018-Jun-03.79956637)
7.873e-05
TDB
period
1574.068065712726
4.31
9.6214e-06
2.634e-08
d
yr
n
.2287067553441501
1.398e-09
deg/d
Q
2.99398050398561
1.22e-08
au
Orbit Determination Parameters
# obs. used (total)
2058
data-arc span
25833 days (70.73 yr)
first obs. used
1948-11-24
last obs. used
2019-08-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.41923
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 01:10:24
Additional Information
Earth MOID
= 1.35503 au
Jupiter MOID
= 2.26747 au
T_jup
= 3.346
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.4
n/a
MPO435810
diameter
diameter
7.705
km
0.155
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
geometric albedo
albedo
0.326
0.035
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
11734 (1998 KM55)
Discovered 1998-May-23 by LINEAR at Socorro
Reference:
19990928/Numbers.arc
Last Updated:
2004-04-19
Alternate Designations
1998 KM55
= 1948 WO = 1976 JF1 = 1978 TZ2 = 1991 XM2
[
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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2019-Dec-14 08:55 UT
(server date/time)
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Ryan S. Park
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