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120370 (2005 OS1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2120370
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06995846652025736 4.2059e-08  
a 1.921775578703792 8.8272e-09 au
q 1.787331106221594 8.1742e-08 au
i 20.63412341766884 4.7431e-06 deg
node 2.165069594284235 1.286e-05 deg
peri 269.4318521400217 5.557e-05 deg
M 248.5159824544659 6.067e-05 deg
tp 2459301.843995598174
(2021-Mar-28.34399560)
0.00016523 TDB
period 973.0887063792255
2.66
6.7044e-06
1.836e-08
d
yr
n .3699559943918445 2.5489e-09 deg/d
Q 2.056220051185989 9.4447e-09 au
  Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      7731 days (21.17 yr)  
   first obs. used      1999-02-23  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:36:50  

Additional Information
 Earth MOID = .873089 au 
 Jupiter MOID = 3.0269 au 
 T_jup = 3.842 
[ 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 16.2   n/a MPO432705  

120370 (2005 OS1)          Discovered 2005-Jul-26 by NEAT at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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