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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06997257789764688 4.2051e-08  
a 1.921588917892977 8.7833e-09 au
q 1.787130387648456 8.1726e-08 au
i 20.63518835784692 4.7426e-06 deg
node 2.164496729944529 1.2847e-05 deg
peri 269.5226834850357 5.5555e-05 deg
M 322.425621771269 6.0952e-05 deg
tp 2459302.049656091068
(2021-Mar-28.54965609)
0.00016515 TDB
period 972.9469366130637
2.66
6.6708e-06
1.826e-08
d
yr
n .3700099013140428 2.5369e-09 deg/d
Q 2.056047448137499 9.3979e-09 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      7777 days (21.29 yr)  
   first obs. used      1999-02-23  
   last obs. used      2020-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52825  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:08  

Additional Information
 Earth MOID = .870972 au 
 Jupiter MOID = 3.0262 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 16.26   n/a E2021B55  

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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