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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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1669772420330115 1.0009e-07  
a 2.447330199426594 2.6942e-08 AU
q 2.038681752382241 2.4393e-07 AU
i 9.518116834599716 1.1913e-05 deg
node 333.2260022611202 3.8011e-05 deg
peri 28.94790394141801 4.9713e-05 deg
M 336.9956870020889 2.9586e-05 deg
tp 2456889.860182708009
(2014-Aug-20.36018271)
0.00011535 JED
period 1398.418886832411
3.83
2.3092e-05
6.322e-08
d
yr
n .2574335940323602 4.251e-09 deg/d
Q 2.855978646470947 3.1441e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      7964 days (21.80 yr)  
   first obs. used      1991-09-12  
   last obs. used      2013-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58552  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-06 10:52:06  

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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