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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 ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1858865834170999 4.9373e-08  
a 2.181862116760322 1.1194e-08 au
q 1.776283222388544 1.1e-07 au
i 4.246671992265107 4.8602e-06 deg
node 55.05448669048935 7.3705e-05 deg
peri 309.847804277973 7.5234e-05 deg
M 126.1954368752421 1.2965e-05 deg
tp 2456987.851253457235
(2014-Nov-26.35125346)
4.2424e-05 JED
period 1177.170525605112
3.22
9.0589e-06
2.48e-08
d
yr
n .3058180545379744 2.3534e-09 deg/d
Q 2.5874410111321 1.3274e-08 au
  Orbit Determination Parameters
   # obs. used (total)      798  
   data-arc span      12147 days (33.26 yr)  
   first obs. used      1982-09-15  
   last obs. used      2015-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54651  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:02:03  

Additional Information
 Earth MOID = .776507 au 
 Jupiter MOID = 2.86566 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
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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