Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
109755 (2001 RL71)
Classification: Main-belt Asteroid          SPK-ID: 2109755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456736809762349 6.3966e-08  
a 2.600206654375057 1.4536e-08 au
q 2.221424979733342 1.6298e-07 au
i 4.516673990603921 6.8781e-06 deg
node 341.2809465281724 6.4273e-05 deg
peri 11.25658456052193 6.7178e-05 deg
M 179.0030821252554 2.2547e-05 deg
tp 2458239.002936333888
(2018-Apr-30.50293633)
9.2065e-05 TDB
period 1531.476104573299
4.19
1.2842e-05
3.516e-08
d
yr
n .2350673307438273 1.9712e-09 deg/d
Q 2.978988329016772 1.6654e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      9178 days (25.13 yr)  
   first obs. used      1995-03-02  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56859  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:08:19  

Additional Information
 Earth MOID = 1.21607 au 
 Jupiter MOID = 2.44615 au 
 T_jup = 3.396 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO469123  

109755 (2001 RL71)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-26 10:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin