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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .009122389179978858 5.0116e-08  
a 2.643536838737193 2.4092e-08 au
q 2.619421466882621 1.3783e-07 au
i 3.713729151310003 4.8111e-06 deg
node 117.5241552920582 8.5979e-05 deg
peri 106.3751599685072 0.00030125 deg
M 271.3267221554551 0.00029108 deg
tp 2459587.193381589450
(2022-Jan-07.69338159)
0.0012705 TDB
period 1569.916222294765
4.30
2.1461e-05
5.876e-08
d
yr
n .229311599490184 3.1347e-09 deg/d
Q 2.667652210591764 2.4312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6629 days (18.15 yr)  
   first obs. used      2002-11-25  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5506  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 20:17:49  

Additional Information
 Earth MOID = 1.6081 au 
 Jupiter MOID = 2.29393 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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