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26815 (1986 QR1)
Classification: Main-belt Asteroid          SPK-ID: 2026815
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0936058929938685 3.6354e-08  
a 2.429131007915539 9.0252e-09 au
q 2.201750030720509 8.9566e-08 au
i 4.350467328103705 4.2923e-06 deg
node 351.5657864786461 5.0617e-05 deg
peri 289.5174347643141 5.5616e-05 deg
M 14.06766615738463 2.4119e-05 deg
tp 2458946.462607290587
(2020-Apr-06.96260729)
9.2589e-05 TDB
period 1382.849234389651
3.79
7.7068e-06
2.11e-08
d
yr
n .2603320673340746 1.4509e-09 deg/d
Q 2.656511985110569 9.8701e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1613  
   data-arc span      12347 days (33.80 yr)  
   first obs. used      1986-08-27  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4841  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:30:06  

Additional Information
 Earth MOID = 1.19008 au 
 Jupiter MOID = 2.45575 au 
 T_jup = 3.499 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO337485  

26815 (1986 QR1)          Discovered 1986-Aug-27 by Debehogne, H. at La Silla
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 QR1 = 1990 SG14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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