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312346 (2008 DT2)
Classification: Main-belt Asteroid          SPK-ID: 2312346
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .009259012015000753 5.1385e-08  
a 2.643377620113434 2.551e-08 au
q 2.61890255496862 1.3949e-07 au
i 3.713701124308181 4.8287e-06 deg
node 117.5246254631999 8.9605e-05 deg
peri 106.399741017018 0.00030081 deg
M 225.4516866938289 0.00028976 deg
tp 2459587.195824123603
(2022-Jan-07.69582412)
0.0012655 TDB
period 1569.774391774629
4.30
2.2723e-05
6.221e-08
d
yr
n .2293323179982699 3.3197e-09 deg/d
Q 2.667852685258249 2.5746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      6192 days (16.95 yr)  
   first obs. used      2002-11-25  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57793  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:32:15  

Additional Information
 Earth MOID = 1.60921 au 
 Jupiter MOID = 2.29487 au 
 T_jup = 3.391 
[ 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 16.8   n/a MPO503318  

312346 (2008 DT2)          Discovered 2008-Feb-24 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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