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JPL Small-Body Database Browser
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74226 (1998 SZ12)
Classification:
Main-belt Asteroid
SPK-ID:
2074226
[
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 22
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.07969580877778921
4.9982e-08
a
2.688034888112677
2.0967e-08
au
q
2.473809773681623
1.4216e-07
au
i
13.44630849612994
6.0434e-06
deg
node
90.35185698033605
2.3334e-05
deg
peri
207.5243747720518
4.6227e-05
deg
M
298.5899740225398
4.129e-05
deg
t
p
2458875.091796802446
(2020-Jan-26.59179680)
0.00018476
TDB
period
1609.721625670107
4.41
1.8834e-05
5.156e-08
d
yr
n
.2236411527677256
2.6167e-09
deg/d
Q
2.902260002543731
2.2638e-08
au
Orbit Determination Parameters
# obs. used (total)
690
data-arc span
7538 days (20.64 yr)
first obs. used
1998-09-21
last obs. used
2019-05-12
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56583
source
ORB
producer
Otto Matic
solution date
2019-May-30 05:41:17
Additional Information
Earth MOID
= 1.46378 au
Jupiter MOID
= 2.24911 au
T_jup
= 3.329
[ 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
14.7
n/a
MPO436302
diameter
diameter
2.885
km
0.448
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.307
0.038
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
74226 (1998 SZ12)
Discovered 1998-Sep-21 by Tucker, R. A. at Goodricke-Pigott
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 SZ12
= 2001 FK151
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
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Close-Approach Data
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2019-Dec-14 17:36 UT
(server date/time)
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