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JPL Small-Body Database Browser
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74181 (1998 RB28)
Classification:
Main-belt Asteroid
SPK-ID:
2074181
[
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 14
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09652302206158013
3.9932e-08
a
2.60505069060253
1.529e-08
au
q
2.353603325321968
1.0649e-07
au
i
14.33242451998427
9.1803e-06
deg
node
338.4385249639788
1.4625e-05
deg
peri
78.36896557069893
5.5347e-05
deg
M
265.4961928161272
5.0496e-05
deg
t
p
2459003.652631279301
(2020-Jun-03.15263128)
0.00021548
TDB
period
1535.757675647547
4.20
1.3521e-05
3.702e-08
d
yr
n
.2344119815961247
2.0638e-09
deg/d
Q
2.856498055883093
1.6766e-08
au
Orbit Determination Parameters
# obs. used (total)
733
data-arc span
7742 days (21.20 yr)
first obs. used
1998-08-17
last obs. used
2019-10-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5719
source
ORB
producer
Otto Matic
solution date
2019-Nov-07 08:50:32
Additional Information
Earth MOID
= 1.4105 au
Jupiter MOID
= 2.44393 au
T_jup
= 3.362
[ show covariance matrix ]
[
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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.1
n/a
MPO453154
74181 (1998 RB28)
Discovered 1998-Sep-14 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
Alternate Designations
1998 RB28
= 2000 AR247
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 01:19 UT
(server date/time)
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