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173762 (2001 RC121)
Classification: Main-belt Asteroid          SPK-ID: 2173762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0961549903115461 4.9511e-08  
a 2.830222989493079 2.6066e-08 au
q 2.558082925358857 1.5291e-07 au
i 3.355537020773978 5.1125e-06 deg
node 77.62721901282727 7.8418e-05 deg
peri 277.4770884920037 8.3035e-05 deg
M 332.9685823211527 2.9845e-05 deg
tp 2459131.085732879076
(2020-Oct-08.58573288)
0.00014515 TDB
period 1739.119434836548
4.76
2.4026e-05
6.578e-08
d
yr
n .2070013092768611 2.8597e-09 deg/d
Q 3.102363053627301 2.8573e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      6529 days (17.88 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57791  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:08:53  

Additional Information
 Earth MOID = 1.55604 au 
 Jupiter MOID = 2.30356 au 
 T_jup = 3.304 
[ 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 15.6   n/a MPO436862  

173762 (2001 RC121)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 RC121 = 2002 YT25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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