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266612 (2008 OQ9)
Classification: Outer Main-belt Asteroid          SPK-ID: 2266612
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1989234640980673 9.8119e-08  
a 3.225245445132048 6.3576e-08 au
q 2.583668448619868 3.1626e-07 au
i 1.550968939285957 9.4211e-06 deg
node 168.1523969362481 0.00021543 deg
peri 183.1324662363049 0.00021649 deg
M 286.6659468061538 1.8883e-05 deg
tp 2459031.468741115925
(2020-Jun-30.96874112)
0.00011788 TDB
period 2115.643961361628
5.79
6.2555e-05
1.713e-07
d
yr
n .1701609564627803 5.0313e-09 deg/d
Q 3.866822441644228 7.6223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      5289 days (14.48 yr)  
   first obs. used      2003-10-20  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53086  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:15:00  

Additional Information
 Earth MOID = 1.57711 au 
 Jupiter MOID = 1.56847 au 
 T_jup = 3.156 
[ 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 15.8   n/a MPO446349  
diameter diameter 3.997 km 0.790 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266612 (2008 OQ9)          Discovered 2008-Jul-29 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 OQ9 = 2005 BZ45 = 2009 WU33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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