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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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2447503423888502 7.2299e-08  
a 2.416995378873032 2.0698e-08 AU
q 1.825434932341589 1.7392e-07 AU
i 3.392838750520388 6.9537e-06 deg
node 305.8438748947664 0.00011067 deg
peri 30.91972680155778 0.00011137 deg
M 23.72423540582241 1.7063e-05 deg
tp 2456710.051393366779
(2014-Feb-21.55139337)
6.4197e-05 JED
period 1372.499380105142
3.76
1.763e-05
4.827e-08
d
yr
n .2622952004338404 3.3693e-09 deg/d
Q 3.008555825404476 2.5764e-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      .51807  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 13:42:46  

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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