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312523 (2009 DN66)
Classification: Main-belt Asteroid          SPK-ID: 2312523
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1273448992720235 6.9183e-08  
a 2.182080320288252 1.5022e-08 au
q 1.90420352169768 1.503e-07 au
i 2.115023922403535 5.6668e-06 deg
node 306.087791018935 0.00020087 deg
peri 58.94993961495378 0.00020273 deg
M 321.9191853545357 2.9153e-05 deg
tp 2459125.039826209297
(2020-Oct-02.53982621)
9.5638e-05 TDB
period 1177.347119612813
3.22
1.2158e-05
3.329e-08
d
yr
n .3057721839234558 3.1576e-09 deg/d
Q 2.459957118878824 1.6935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6319 days (17.30 yr)  
   first obs. used      2001-12-18  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63364  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:46:45  

Additional Information
 Earth MOID = .903071 au 
 Jupiter MOID = 2.99061 au 
 T_jup = 3.668 
[ 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 17.9   n/a MPO434004  

312523 (2009 DN66)          Discovered 2009-Feb-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 DN66 = 2004 TF361 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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