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277732 (2006 DW81)
Classification: Main-belt Asteroid          SPK-ID: 2277732
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0447860289679728 8.1479e-08  
a 2.739219496998891 2.8957e-08 au
q 2.616540733256663 2.3064e-07 au
i 6.374884043609932 8.1295e-06 deg
node 168.5795200254825 5.2405e-05 deg
peri 184.2193488655128 8.3357e-05 deg
M 227.9385854209059 6.4982e-05 deg
tp 2459607.952218232180
(2022-Jan-28.45221823)
0.00029788 TDB
period 1655.917432511004
4.53
2.6257e-05
7.189e-08
d
yr
n .2174021439306321 3.4473e-09 deg/d
Q 2.861898260741119 3.0253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      6123 days (16.76 yr)  
   first obs. used      2003-07-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61169  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:28:46  

Additional Information
 Earth MOID = 1.61055 au 
 Jupiter MOID = 2.33082 au 
 T_jup = 3.340 
[ 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 16.4   n/a MPO437264  

277732 (2006 DW81)          Discovered 2006-Feb-24 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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