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73696 (1991 RQ19)
Classification: Main-belt Asteroid          SPK-ID: 2073696
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 .2447503300431706 8.1624e-08  
a 2.416995388403805 2.0968e-08 AU
q 1.825434969379152 1.9648e-07 AU
i 3.392844113031581 7.7717e-06 deg
node 305.8439080140352 0.00011841 deg
peri 30.91970689221957 0.00011906 deg
M 23.72422518461163 1.7922e-05 deg
tp 2456710.051431800138
(2014-Feb-21.55143180)
6.7468e-05 JED
period 1372.499388223266
3.76
1.786e-05
4.89e-08
d
yr
n .2622951988824044 3.4132e-09 deg/d
Q 3.008555807428457 2.61e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      468  
   data-arc span      7920 days (21.68 yr)  
   first obs. used      1991-09-12  
   last obs. used      2013-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52179  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-06 10:52:05  

Additional Information
 Earth MOID = .815684 AU 
 T_jup = 3.472 
[ 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 15.6 mag n/a MPO263903  

73696 (1991 RQ19)          Discovered 1991-Sep-14 by Holt, H. E. at Palomar (675)
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RQ19 = 1995 WZ29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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