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JPL Small-Body Database Browser
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305777 (2009 DO47)
Classification: Main-belt Asteroid          SPK-ID: 2305777
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2133342259952545 7.8898e-08  
a 2.354507028455996 2.5512e-08 au
q 1.852210093939949 1.9656e-07 au
i 9.446709772380922 9.2751e-06 deg
node 343.6264629700688 4.3056e-05 deg
peri 96.93778813868526 4.8327e-05 deg
M 348.5436143940089 1.9264e-05 deg
tp 2458642.494608403713
(2019-Jun-07.99460840)
7.0562e-05 TDB
period 1319.618555561768
3.61
2.1447e-05
5.872e-08
d
yr
n .2728061063424091 4.4339e-09 deg/d
Q 2.856803962972042 3.0954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      7539 days (20.64 yr)  
   first obs. used      1998-01-24  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56637  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:42:45  

Additional Information
 Earth MOID = .895603 au 
 Jupiter MOID = 2.44641 au 
 T_jup = 3.507 
[ 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 17.2   n/a MPO413264  

305777 (2009 DO47)          Discovered 2009-Jan-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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