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295925 (2008 WS137)
Classification: Main-belt Asteroid          SPK-ID: 2295925
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 .1179235439080188 4.2506e-08  
a 2.342045764173199 1.674e-08 au
q 2.065863427667131 9.6734e-08 au
i 6.723546907002775 4.445e-06 deg
node 253.3857174899455 4.4316e-05 deg
peri 155.6476220416423 5.1611e-05 deg
M 109.0130359669746 2.6538e-05 deg
tp 2458604.069165749129
(2019-Apr-30.56916575)
9.4688e-05 TDB
period 1309.156277177245
3.58
1.4036e-05
3.843e-08
d
yr
n .2749862688480698 2.9482e-09 deg/d
Q 2.618228100679266 1.8714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      327  
   data-arc span      6650 days (18.21 yr)  
   first obs. used      2002-02-07  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53019  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 18:45:25  

Additional Information
 Earth MOID = 1.0786 au 
 Jupiter MOID = 2.7136 au 
 T_jup = 3.545 
[ 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 16.8   n/a MPO455188  

295925 (2008 WS137)          Discovered 2008-Nov-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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