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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2446810109075974 7.1752e-08  
a 2.417067815450195 2.0335e-08 AU
q 1.825657218933623 1.7224e-07 AU
i 3.392844186473353 6.8823e-06 deg
node 305.8438770740424 0.00010921 deg
peri 30.93977165029927 0.00010993 deg
M 76.17242280925998 1.7534e-05 deg
tp 2456710.079713987973
(2014-Feb-21.57971399)
6.4114e-05 JED
period 1372.561080617486
3.76
1.7321e-05
4.742e-08
d
yr
n .2622834095208672 3.3099e-09 deg/d
Q 3.008478411966767 2.531e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      475  
   data-arc span      8531 days (23.36 yr)  
   first obs. used      1991-09-12  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51579  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 15:56:16  

Additional Information
 Earth MOID = .81769 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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