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 ]  
312011 (2007 RW2)
Classification: Main-belt Asteroid          SPK-ID: 2312011
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2064725530490336 6.9861e-08  
a 2.345734395898489 1.4737e-08 au
q 1.861404626402396 1.6229e-07 au
i 2.547430240952378 6.6298e-06 deg
node 162.888144326593 0.00015491 deg
peri 201.0887415158576 0.0001559 deg
M 176.526420026719 1.4602e-05 deg
tp 2458357.036534061073
(2018-Aug-26.53653406)
5.3223e-05 TDB
period 1312.250300566632
3.59
1.2366e-05
3.386e-08
d
yr
n .2743379063007654 2.5853e-09 deg/d
Q 2.830064165394583 1.778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      7110 days (19.47 yr)  
   first obs. used      2000-10-02  
   last obs. used      2020-03-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58327  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:48:59  

Additional Information
 Earth MOID = .859427 au 
 Jupiter MOID = 2.62753 au 
 T_jup = 3.531 
[ 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 18.0   n/a MPO368143  

312011 (2007 RW2)          Discovered 2007-Sep-03 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-05 12:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin