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266688 (2009 OH23)
Classification: Main-belt Asteroid          SPK-ID: 2266688
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .211790731680432 7.5325e-08  
a 2.295596350295278 1.5567e-08 au
q 1.809410319623312 1.7306e-07 au
i 7.152119546046221 6.1236e-06 deg
node 2.83766712806592 3.8091e-05 deg
peri 348.2061183386437 3.9592e-05 deg
M 17.50032805882468 1.0312e-05 deg
tp 2458938.743111827784
(2020-Mar-30.24311183)
3.6171e-05 TDB
period 1270.403598564936
3.48
1.2923e-05
3.538e-08
d
yr
n .2833745121681491 2.8825e-09 deg/d
Q 2.781782380967245 1.8865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      6674 days (18.27 yr)  
   first obs. used      2002-07-16  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:24:03  

Additional Information
 Earth MOID = .804647 au 
 Jupiter MOID = 2.65143 au 
 T_jup = 3.555 
[ 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 16.9   n/a MPO440311  

266688 (2009 OH23)          Discovered 2009-Jul-20 by Siding Spring Survey at Siding Spring
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 OH23 = 2008 FJ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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