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JPL Small-Body Database Browser
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74647 (1999 RH71)
Classification:
Main-belt Asteroid
SPK-ID:
2074647
[
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
.1841973112984587
4.5615e-08
a
2.40096282577974
1.2102e-08
au
q
1.958711928743562
1.0827e-07
au
i
1.752540935732229
4.9496e-06
deg
node
24.08620643041736
0.00014221
deg
peri
337.1079905415162
0.00014268
deg
M
88.69286998088526
1.212e-05
deg
t
p
2458265.717469074210
(2018-May-27.21746907)
4.4875e-05
TDB
period
1358.865838474488
3.72
1.0274e-05
2.813e-08
d
yr
n
.2649268160307489
2.0031e-09
deg/d
Q
2.843213722815918
1.4331e-08
au
Orbit Determination Parameters
# obs. used (total)
472
data-arc span
8096 days (22.17 yr)
first obs. used
1996-12-09
last obs. used
2019-02-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56395
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 07:21:57
Additional Information
Earth MOID
= .955023 au
Jupiter MOID
= 2.60548 au
T_jup
= 3.502
[ 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
16.2
n/a
MPO453160
74647 (1999 RH71)
Discovered 1999-Sep-07 by LINEAR at Socorro
Reference:
20040415/Numbers.arc
Last Updated:
2004-04-19
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 17:55 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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