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JPL Small-Body Database Browser
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11394 (1998 XL77)
Classification:
Main-belt Asteroid
SPK-ID:
2011394
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 28
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1437018316242965
4.4121e-08
a
3.139079060122723
2.0492e-08
au
q
2.687987649569612
1.4318e-07
au
i
12.28645624888828
4.2224e-06
deg
node
102.4573541501294
2.3387e-05
deg
peri
277.9488190399653
2.8251e-05
deg
M
276.1781306556604
1.7241e-05
deg
t
p
2459073.495107860116
(2020-Aug-11.99510786)
9.8597e-05
TDB
period
2031.429746933227
5.56
1.9892e-05
5.446e-08
d
yr
n
.1772150873262925
1.7353e-09
deg/d
Q
3.590170470675834
2.3437e-08
au
Orbit Determination Parameters
# obs. used (total)
1786
data-arc span
14356 days (39.30 yr)
first obs. used
1980-07-11
last obs. used
2019-10-31
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.50798
source
ORB
producer
Otto Matic
solution date
2019-Nov-07 03:31:08
Additional Information
Earth MOID
= 1.72548 au
Jupiter MOID
= 1.99009 au
T_jup
= 3.160
[ 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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.5
n/a
MPO452331
diameter
diameter
17.397
km
0.093
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)
geometric albedo
albedo
0.047
0.007
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
11394 (1998 XL77)
Discovered 1998-Dec-15 by LINEAR at Socorro
Reference:
19990831/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 XL77
= 1980 NA = 1994 BF5 = 1996 MY
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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2019-Dec-08 10:44 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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