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 ]  
117177 (2004 RR61)
Classification: Main-belt Asteroid          SPK-ID: 2117177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09214691417167943 4.5843e-08  
a 2.638394994558593 1.8215e-08 au
q 2.395275037444013 1.2866e-07 au
i 1.428177394154736 4.391e-06 deg
node 285.1847016722292 0.00020517 deg
peri 7.061977799342252 0.00020738 deg
M 290.605791597813 3.26e-05 deg
tp 2459302.237212326789
(2021-Mar-28.73721233)
0.00014226 TDB
period 1565.338072711855
4.29
1.621e-05
4.438e-08
d
yr
n .2299822679047993 2.3816e-09 deg/d
Q 2.881514951673172 1.9893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      7142 days (19.55 yr)  
   first obs. used      2000-10-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:09:34  

Additional Information
 Earth MOID = 1.37909 au 
 Jupiter MOID = 2.25418 au 
 T_jup = 3.390 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO432677  

117177 (2004 RR61)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-04 12:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin