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215055 (2009 DR70)
Classification: Main-belt Asteroid          SPK-ID: 2215055
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1441175054951064 4.8692e-08  
a 2.402290420826512 1.4139e-08 au
q 2.056078317902205 1.147e-07 au
i .7124245468120869 4.8847e-06 deg
node 221.1049188262096 0.00043091 deg
peri 238.9692558092866 0.00043149 deg
M 53.73279756270452 1.823e-05 deg
tp 2458797.510467751695
(2019-Nov-10.01046775)
6.899e-05 TDB
period 1359.993056831109
3.72
1.2007e-05
3.287e-08
d
yr
n .2647072337551695 2.337e-09 deg/d
Q 2.748502523750818 1.6177e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      7006 days (19.18 yr)  
   first obs. used      2000-11-27  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58944  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:18:36  

Additional Information
 Earth MOID = 1.07307 au 
 Jupiter MOID = 2.39249 au 
 T_jup = 3.511 
[ 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 17.7   n/a MPO454544  

215055 (2009 DR70)          Discovered 2009-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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