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JPL Small-Body Database Browser
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266638 (2008 RQ115)
Classification: Main-belt Asteroid          SPK-ID: 2266638
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1392634267157619 5.2689e-08  
a 2.743417223099096 3.0288e-08 au
q 2.361359539699276 1.3766e-07 au
i 2.473827623172491 6.8516e-06 deg
node 325.9501985017488 0.00012909 deg
peri 272.6881540589367 0.00013165 deg
M 219.3623013923262 2.447e-05 deg
tp 2459248.888746080221
(2021-Feb-03.38874608)
0.00011386 TDB
period 1659.725314760968
4.54
2.7486e-05
7.525e-08
d
yr
n .2169033615371751 3.592e-09 deg/d
Q 3.125474906498916 3.4506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      6998 days (19.16 yr)  
   first obs. used      1999-10-16  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59241  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:23:38  

Additional Information
 Earth MOID = 1.35075 au 
 Jupiter MOID = 1.894 au 
 T_jup = 3.333 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO418415  

266638 (2008 RQ115)          Discovered 2008-Sep-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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