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73697 (1991 RT29)
Classification: Main-belt Asteroid          SPK-ID: 2073697
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1669772117161603 9.7865e-08  
a 2.447330209622426 2.5192e-08 AU
q 2.038681835070947 2.3654e-07 AU
i 9.518110845508302 1.163e-05 deg
node 333.225972843234 3.5576e-05 deg
peri 28.94792033900265 4.6313e-05 deg
M 336.9956922224101 2.7149e-05 deg
tp 2456889.860162988113
(2014-Aug-20.36016299)
0.00010577 JED
period 1398.418895571349
3.83
2.1592e-05
5.912e-08
d
yr
n .2574335924236176 3.9749e-09 deg/d
Q 2.855978584173904 2.9398e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      8327 days (22.80 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56166  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 14:10:57  

Additional Information
 Earth MOID = 1.03891 AU 
 T_jup = 3.460 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6 mag n/a MPO266271  

73697 (1991 RT29)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar (675)
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RT29 = 1999 XU208 = 2001 FS109 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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