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312358 (2008 DN46)
Classification: Main-belt Asteroid          SPK-ID: 2312358
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06319479840906712 3.8476e-08  
a 2.701694953924907 2.3646e-08 au
q 2.530961885948829 1.133e-07 au
i 6.185472443749069 4.4773e-06 deg
node 67.77240712036628 4.9922e-05 deg
peri 36.21963692579776 6.9496e-05 deg
M 321.0661537612272 4.8583e-05 deg
tp 2459175.919433007231
(2020-Nov-22.41943301)
0.0002195 TDB
period 1622.007635600959
4.44
2.1295e-05
5.83e-08
d
yr
n .2219471672626368 2.9138e-09 deg/d
Q 2.872428021900986 2.5141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      5765 days (15.78 yr)  
   first obs. used      2004-04-14  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53174  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:41  

Additional Information
 Earth MOID = 1.55086 au 
 Jupiter MOID = 2.22472 au 
 T_jup = 3.356 
[ 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 16.1   n/a MPO494655  

312358 (2008 DN46)          Discovered 2008-Feb-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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