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JPL Small-Body Database Browser
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74204 (1998 RH58)
Classification:
Main-belt Asteroid
SPK-ID:
2074204
[
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 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.111204383793345
6.8697e-08
a
2.608684498913056
1.2939e-08
au
q
2.318587346700178
1.8025e-07
au
i
8.242937261551454
7.0104e-06
deg
node
357.9254404917045
2.5973e-05
deg
peri
11.3698924289262
3.5335e-05
deg
M
311.3764061061828
2.1025e-05
deg
t
p
2458808.362103533185
(2019-Nov-20.86210353)
8.9759e-05
TDB
period
1538.972158976134
4.21
1.1449e-05
3.135e-08
d
yr
n
.233922360388576
1.7403e-09
deg/d
Q
2.898781651125933
1.4377e-08
au
Orbit Determination Parameters
# obs. used (total)
814
data-arc span
8686 days (23.78 yr)
first obs. used
1996-01-16
last obs. used
2019-10-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.521
source
ORB
producer
Otto Matic
solution date
2019-Nov-07 08:50:54
Additional Information
Earth MOID
= 1.31715 au
Jupiter MOID
= 2.55817 au
T_jup
= 3.387
[ 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
15.2
n/a
MPO347990
diameter
diameter
4.538
km
0.288
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.059
0.009
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
74204 (1998 RH58)
Discovered 1998-Sep-14 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 RH58
= 1996 BM14
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-05 16:25 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin