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JPL Small-Body Database Browser
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379189 (2009 RO69)
Classification: Main-belt Asteroid          SPK-ID: 2379189
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1991857254801129 7.3308e-08  
a 2.386168392641479 2.0681e-08 au
q 1.910877710235471 1.6727e-07 au
i 7.10438520936172 6.1938e-06 deg
node 220.2467064872176 4.198e-05 deg
peri 193.0309211320357 4.4752e-05 deg
M 281.6491895357445 1.8296e-05 deg
tp 2459293.515809002995
(2021-Mar-20.01580900)
7.1338e-05 TDB
period 1346.325463847011
3.69
1.7503e-05
4.792e-08
d
yr
n .2673944819934776 3.4763e-09 deg/d
Q 2.861459075047486 2.4801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      6027 days (16.50 yr)  
   first obs. used      2002-12-01  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:09:04  

Additional Information
 Earth MOID = .922561 au 
 Jupiter MOID = 2.50999 au 
 T_jup = 3.498 
[ 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 17.3   n/a MPO437554  

379189 (2009 RO69)          Discovered 2009-Sep-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

Alternate Designations
 2009 RO69 = 2002 XP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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