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 ]  
109870 (2001 RS149)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109870
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0510819245091902 3.9872e-08  
a 3.245230486439404 3.3973e-08 au
q 3.079457867716183 1.2639e-07 au
i 2.784789293878921 4.5922e-06 deg
node 114.7333742854326 0.00011884 deg
peri 168.4800697180723 0.00013428 deg
M 129.0251677824765 6.2019e-05 deg
tp 2458235.187724555201
(2018-Apr-26.68772456)
0.00037096 TDB
period 2135.338584675309
5.85
3.3531e-05
9.18e-08
d
yr
n .1685915304409395 2.6474e-09 deg/d
Q 3.411003105162624 3.5708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      8061 days (22.07 yr)  
   first obs. used      1998-01-01  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:34:45  

Additional Information
 Earth MOID = 2.06307 au 
 Jupiter MOID = 1.66566 au 
 T_jup = 3.179 
[ 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 14.9   n/a MPO453560  

109870 (2001 RS149)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 RS149 = 2002 XH11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 22:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin