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 ]  
91564 (1999 RN235)
Classification: Main-belt Asteroid          SPK-ID: 2091564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .006693976555218145 5.8557e-08  
a 2.926122361618987 2.2936e-08 au
q 2.906534967132609 1.7806e-07 au
i 2.331506073215591 9.2265e-06 deg
node 43.48016262568395 0.0002234 deg
peri 21.80282117127575 0.00090739 deg
M 343.8859300281779 0.00087884 deg
tp 2459082.335152455982
(2020-Aug-20.83515246)
0.0044632 TDB
period 1828.256606535165
5.01
2.1496e-05
5.885e-08
d
yr
n .1969089014710341 2.3152e-09 deg/d
Q 2.945709756105364 2.309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      7356 days (20.14 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58987  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:56:09  

Additional Information
 Earth MOID = 1.91523 au 
 Jupiter MOID = 2.04004 au 
 T_jup = 3.277 
[ 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 14.7   n/a MPO309821  

91564 (1999 RN235)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 RN235 = 1999 TO311 = 2002 CY247 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-23 22:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin