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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2117907279760878 7.5769e-08  
a 2.295596346163353 1.5586e-08 au
q 1.80941032487017 1.7414e-07 au
i 7.152116902148233 6.135e-06 deg
node 2.837634606932281 3.8112e-05 deg
peri 348.2061345103309 3.9616e-05 deg
M 17.50034137303201 1.0316e-05 deg
tp 2458938.743065010030
(2020-Mar-30.24306501)
3.6185e-05 TDB
period 1270.40359513497
3.48
1.2938e-05
3.542e-08
d
yr
n .2833745129332328 2.886e-09 deg/d
Q 2.781782367456537 1.8887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      6171 days (16.90 yr)  
   first obs. used      2002-07-16  
   last obs. used      2019-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58121  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:48  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1913-Nov-21 01:34 < 00:01 Hebe 0.0234917709318339 0.0234871877860038 0.0234963846191414 6.03198479943819 6.03198475556678 2420092.565233056 0.799408371800223 1402.33903144107 59.9517374667688 -80.9137029086976 57867.3951339718 T 10 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:50 2019-Sep-24 04:36
2046-Jan-28 17:30 < 00:01 Hebe 0.0415147129248016 0.0415062533735171 0.0415231735300548 6.09200481992067 6.09200479533991 2468374.229256088 0.70032882372097 537.384782653655 58.7865606076296 38.5680299070319 66461.149392552 T 10 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:50 2019-Sep-24 04:36

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