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 ]  
109787 (2001 RO89)
Classification: Main-belt Asteroid          SPK-ID: 2109787
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1064760207493936 5.6264e-08  
a 2.621366185281006 1.756e-08 au
q 2.342253544945267 1.4662e-07 au
i 1.589429112747415 4.6083e-06 deg
node 90.43830445960025 0.00019623 deg
peri 238.3313916478072 0.00019786 deg
M 172.3349320901023 2.785e-05 deg
tp 2458258.402817393808
(2018-May-19.90281739)
0.000118 TDB
period 1550.207972917249
4.24
1.5577e-05
4.265e-08
d
yr
n .2322269052213274 2.3335e-09 deg/d
Q 2.900478825616745 1.943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      401  
   data-arc span      7685 days (21.04 yr)  
   first obs. used      1999-01-18  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60235  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:33:01  

Additional Information
 Earth MOID = 1.3314 au 
 Jupiter MOID = 2.39144 au 
 T_jup = 3.396 
[ 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 16.4   n/a MPO412774  

109787 (2001 RO89)          Discovered 2001-Sep-11 by LONEOS at Anderson Mesa
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-10 00:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin