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312604 (2009 OK3)
Classification: Main-belt Asteroid          SPK-ID: 2312604
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06779766110509114 4.8886e-08  
a 3.128808765049377 5.0647e-08 au
q 2.916682848733921 1.7329e-07 au
i 19.74979078069777 6.2029e-06 deg
node 126.7487097546379 2.1031e-05 deg
peri 204.6814712795353 7.8118e-05 deg
M 324.5268158850502 7.8885e-05 deg
tp 2459199.688668478419
(2020-Dec-16.18866848)
0.00044409 TDB
period 2021.468397645485
5.53
4.9084e-05
1.344e-07
d
yr
n .1780883640918215 4.3242e-09 deg/d
Q 3.340934681364834 5.4081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      247  
   data-arc span      6592 days (18.05 yr)  
   first obs. used      2002-04-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4852  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:27:45  

Additional Information
 Earth MOID = 1.91189 au 
 Jupiter MOID = 1.97464 au 
 T_jup = 3.119 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO440462  
diameter diameter 5.522 km 0.435 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.037   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

312604 (2009 OK3)          Discovered 2009-Jul-19 by La Sagra at La Sagra
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 OK3 = 2010 PW7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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