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JPL Small-Body Database Browser
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173254 (1999 RG97)
Classification:
Main-belt Asteroid
SPK-ID:
2173254
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.190345778591478
5.4292e-08
a
2.425892461241576
1.3009e-08
au
q
1.964134071927351
1.2782e-07
au
i
3.324038203553525
4.9517e-06
deg
node
127.1378006878256
6.7875e-05
deg
peri
214.7948275489453
6.9283e-05
deg
M
77.49137507567075
1.0599e-05
deg
t
p
2458303.431494837271
(2018-Jul-03.93149484)
4.0564e-05
TDB
period
1380.084709480898
3.78
1.1102e-05
3.04e-08
d
yr
n
.2608535530658909
2.0983e-09
deg/d
Q
2.8876508505558
1.5486e-08
au
Orbit Determination Parameters
# obs. used (total)
326
data-arc span
7040 days (19.27 yr)
first obs. used
1999-09-05
last obs. used
2018-12-14
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.55009
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 12:28:45
Additional Information
Earth MOID
= .956 au
Jupiter MOID
= 2.50706 au
T_jup
= 3.483
[ 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
16.8
n/a
MPO459805
173254 (1999 RG97)
Discovered 1999-Sep-07 by LINEAR at Socorro
Reference:
20080122/Numbers.arc
Last Updated:
2008-01-28
[ show close-approach data ]
Alternate Designations
1999 RG97
= 2003 UO180
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 01:03 UT
(server date/time)
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