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JPL Small-Body Database Browser
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74730 (1999 RU175)
Classification:
Main-belt Asteroid
SPK-ID:
2074730
[
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 19
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1320145260325965
3.2339e-08
a
2.369831225305656
9.5449e-09
au
q
2.056979079319682
7.686e-08
au
i
1.98437553232145
4.114e-06
deg
node
236.3371444624799
0.00011124
deg
peri
238.1913617626812
0.00011272
deg
M
27.29017595913103
1.6413e-05
deg
t
p
2458499.486739779922
(2019-Jan-15.98673978)
6.0773e-05
TDB
period
1332.52250676899
3.65
8.0505e-06
2.204e-08
d
yr
n
.2701642922886935
1.6322e-09
deg/d
Q
2.682683371291629
1.0805e-08
au
Orbit Determination Parameters
# obs. used (total)
930
data-arc span
8733 days (23.91 yr)
first obs. used
1995-06-04
last obs. used
2019-05-02
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.502
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 06:39:37
Additional Information
Earth MOID
= 1.07452 au
Jupiter MOID
= 2.40889 au
T_jup
= 3.533
[ 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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.6
n/a
MPO426453
diameter
diameter
4.099
km
0.123
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.073
0.012
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
74730 (1999 RU175)
Discovered 1999-Sep-09 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1999 RU175
= 2001 FL33
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-13 05:59 UT
(server date/time)
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Ryan S. Park
Webmaster
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