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385216 (2000 DB9)
Classification: Main-belt Asteroid          SPK-ID: 2385216
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2296902652360554 5.5009e-08  
a 2.293758625134874 1.1428e-08 au
q 1.766904598140155 1.2374e-07 au
i 4.251382073935889 1.3188e-05 deg
node 156.0320905908862 8.9026e-05 deg
peri 295.2766686434542 9.8416e-05 deg
M 33.3531232838388 3.9232e-05 deg
tp 2459082.941507892321
(2020-Aug-21.44150789)
0.00013786 TDB
period 1268.8783835507
3.47
9.4831e-06
2.596e-08
d
yr
n .2837151335123328 2.1204e-09 deg/d
Q 2.820612652129593 1.4053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      9340 days (25.57 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 12:29:44  

Additional Information
 Earth MOID = .788245 au 
 Jupiter MOID = 2.39268 au 
 T_jup = 3.557 
[ 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 18.34   n/a MPCxxxxx  

385216 (2000 DB9)          Discovered 2000-Feb-26 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

Alternate Designations
 2000 DB9 = 2002 UV66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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