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JPL Small-Body Database Browser
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215294 (2001 RO123)
Classification: Main-belt Asteroid          SPK-ID: 2215294
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1799009417318764 4.2631e-08  
a 2.227021292626781 1.2218e-08 au
q 1.826378064826282 9.9718e-08 au
i 6.347482041156622 6.4154e-06 deg
node .3967112306401366 4.0329e-05 deg
peri 281.2400280850748 4.4399e-05 deg
M 279.2567109701101 2.1325e-05 deg
tp 2459272.763182247657
(2021-Feb-27.26318225)
7.3121e-05 TDB
period 1213.90578445316
3.32
9.9901e-06
2.735e-08
d
yr
n .2965633779907991 2.4406e-09 deg/d
Q 2.627664520427279 1.4417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      6811 days (18.65 yr)  
   first obs. used      2001-08-24  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57831  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:17:09  

Additional Information
 Earth MOID = .823271 au 
 Jupiter MOID = 2.54317 au 
 T_jup = 3.616 
[ 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 16.9   n/a MPO254381  

215294 (2001 RO123)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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