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312490 (2008 WA126)
Classification: Main-belt Asteroid          SPK-ID: 2312490
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1680512297756642 7.0832e-08  
a 2.195500681585326 2.3566e-08 au
q 1.826544092071603 1.6949e-07 au
i 4.596919465930188 5.0277e-06 deg
node 117.0662258783951 7.0162e-05 deg
peri 254.8749736021898 7.2359e-05 deg
M 263.2771625221892 2.0382e-05 deg
tp 2459319.745893126088
(2021-Apr-15.24589313)
7.1046e-05 TDB
period 1188.225289107731
3.25
1.9131e-05
5.238e-08
d
yr
n .3029728480786108 4.8781e-09 deg/d
Q 2.564457271099049 2.7527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6317 days (17.30 yr)  
   first obs. used      2001-10-24  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:50:43  

Additional Information
 Earth MOID = .832883 au 
 Jupiter MOID = 2.90551 au 
 T_jup = 3.647 
[ 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 18.0   n/a MPO418615  

312490 (2008 WA126)          Discovered 2008-Nov-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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