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JPL Small-Body Database Browser
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226146 (2002 RY242)
Classification: Main-belt Asteroid          SPK-ID: 2226146
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 .1819771507629782 5.5945e-08  
a 2.242788353620837 9.7826e-09 au
q 1.834652119264526 1.2479e-07 au
i 2.44459495447708 6.6399e-06 deg
node 218.7169662107604 0.00010956 deg
peri 152.2002981389989 0.00011072 deg
M 322.7851307668205 1.4142e-05 deg
tp 2458727.322077075824
(2019-Aug-31.82207708)
4.8132e-05 TDB
period 1226.820050373611
3.36
8.0267e-06
2.198e-08
d
yr
n .2934415686231792 1.9199e-09 deg/d
Q 2.650924587977147 1.1563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      7318 days (20.04 yr)  
   first obs. used      1999-11-12  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51567  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:26:08  

Additional Information
 Earth MOID = .834138 au 
 Jupiter MOID = 2.8133 au 
 T_jup = 3.610 
[ 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 17.6   n/a MPO440181  

226146 (2002 RY242)          Discovered 2002-Sep-14 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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