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26812 (1985 RQ2)
Classification: Main-belt Asteroid          SPK-ID: 2026812
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1860662795953777 5.0417e-08  
a 2.181225267315054 1.1781e-08 AU
q 1.775372796866309 1.1268e-07 AU
i 4.246997030268384 5.0959e-06 deg
node 55.06989721535157 7.4473e-05 deg
peri 309.7147411322399 7.6147e-05 deg
M 3.93611258083885 1.3413e-05 deg
tp 2456987.634868857388
(2014-Nov-26.13486886)
4.3847e-05 JED
period 1176.655168321781
3.22
9.5332e-06
2.61e-08
d
yr
n .3059519982506467 2.4788e-09 deg/d
Q 2.5870777377638 1.3974e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      11738 days (32.14 yr)  
   first obs. used      1982-09-15  
   last obs. used      2014-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54996  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:49:52  

Additional Information
 Earth MOID = .777472 AU 
 T_jup = 3.654 
[ 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 15.1 mag n/a MPO302224  

26812 (1985 RQ2)          Discovered 1985-Sep-04 by Debehogne, H. at La Silla (809)
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1985 RQ2 = 1982 RS = 1998 RL40 = 2000 DG112 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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