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JPL Small-Body Database Browser
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27076 (1998 ST146)
Classification:
Main-belt Asteroid
SPK-ID:
2027076
[
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 29
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1646336543767351
3.5e-08
a
2.200205558063131
6.6301e-09
au
q
1.837977676659194
7.7932e-08
au
i
2.310223389204918
3.0511e-06
deg
node
61.74788553877939
0.00010537
deg
peri
286.5745376920812
0.00010592
deg
M
132.1988074292382
1.1507e-05
deg
t
p
2458162.757867143162
(2018-Feb-13.25786714)
3.7339e-05
TDB
period
1192.046818673557
3.26
5.3881e-06
1.475e-08
d
yr
n
.3020015609794486
1.3651e-09
deg/d
Q
2.562433439467068
7.7216e-09
au
Orbit Determination Parameters
# obs. used (total)
1538
data-arc span
10676 days (29.23 yr)
first obs. used
1990-02-27
last obs. used
2019-05-22
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54038
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 01:01:31
Additional Information
Earth MOID
= .832175 au
Jupiter MOID
= 2.84415 au
T_jup
= 3.647
[ 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
14.6
n/a
MPO426068
diameter
diameter
3.227
km
0.198
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.295
0.054
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
27076 (1998 ST146)
Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference:
20010804/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 ST146
= 1990 DF4 = 1997 GM34
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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2019-Dec-15 08:29 UT
(server date/time)
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