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JPL Small-Body Database Browser
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172945 (2005 JO125)
Classification: Main-belt Asteroid          SPK-ID: 2172945
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04898394640927237 6.3238e-08  
a 2.539650082037595 2.1591e-08 au
q 2.415247998520761 1.6571e-07 au
i 15.63498910150404 6.9346e-06 deg
node 69.80777051509173 1.7316e-05 deg
peri 124.3739174312155 6.6219e-05 deg
M 287.476758974362 6.2123e-05 deg
tp 2459298.306350517567
(2021-Mar-24.80635052)
0.00025569 TDB
period 1478.288679189391
4.05
1.8852e-05
5.161e-08
d
yr
n .2435248304799326 3.1056e-09 deg/d
Q 2.664052165554428 2.2649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      8246 days (22.58 yr)  
   first obs. used      1997-06-07  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57174  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 21:48:06  

Additional Information
 Earth MOID = 1.4332 au 
 Jupiter MOID = 2.36716 au 
 T_jup = 3.393 
[ 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 15.8   n/a MPO502964  

172945 (2005 JO125)          Discovered 2005-May-11 by CSS at Catalina
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

Alternate Designations
 2005 JO125 = 1997 LJ12 = 2001 KK71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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