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173763 (2001 RY122)
Classification: Main-belt Asteroid          SPK-ID: 2173763
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05758556836590872 4.6376e-08  
a 2.878629320275361 2.6833e-08 au
q 2.712861814752535 1.3285e-07 au
i 2.63036328970039 4.9498e-06 deg
node 153.8801128346923 0.0001114 deg
peri 252.6331167074991 0.00011961 deg
M 254.0368568662516 4.5605e-05 deg
tp 2459525.584713461469
(2021-Nov-07.08471346)
0.00022785 TDB
period 1783.926856600805
4.88
2.4943e-05
6.829e-08
d
yr
n .2018019957869597 2.8216e-09 deg/d
Q 3.044396825798187 2.8378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      7374 days (20.19 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52478  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:08:53  

Additional Information
 Earth MOID = 1.72351 au 
 Jupiter MOID = 2.18518 au 
 T_jup = 3.291 
[ 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 MPO436862  

173763 (2001 RY122)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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