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 ]  
312716 (2010 RA31)
Classification: Jupiter Trojan          SPK-ID: 2312716
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06044583694745832 1.8044e-07  
a 5.264399902835602 3.2223e-07 au
q 4.946188844682585 9.5155e-07 au
i 29.8884941853247 1.2314e-05 deg
node 49.16590338548075 1.6982e-05 deg
peri 44.50929710495193 0.00013254 deg
M 254.8441783844145 0.00012877 deg
tp 2460289.202158006346
(2023-Dec-10.70215801)
0.0016323 TDB
period 4411.860130561937
12.08
0.00040507
1.109e-06
d
yr
n .08159823506330129 7.4919e-09 deg/d
Q 5.582610960988618 3.4171e-07 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5174 days (14.17 yr)  
   first obs. used      2002-04-09  
   last obs. used      2016-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55781  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 12:36:38  

Additional Information
 Earth MOID = 4.00354 au 
 Jupiter MOID = .039958 au 
 T_jup = 2.729 
[ 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 13.3   n/a MPO338975  

312716 (2010 RA31)          Discovered 2004-Apr-28 by Spacewatch at Kitt Peak
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-Jul-04 03:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin