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JPL Small-Body Database Browser
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357303 (2002 WE27)
Classification: Main-belt Asteroid          SPK-ID: 2357303
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467479882180566 1.005e-07  
a 2.726897677117091 4.6349e-08 au
q 2.326730928923666 2.9968e-07 au
i 2.927293823914581 8.6114e-06 deg
node 254.0482194548694 0.0001612 deg
peri 142.708377484274 0.00016393 deg
M 252.5725422023509 3.3398e-05 deg
tp 2459091.311226135201
(2020-Aug-29.81122614)		 0.00016067 TDB
period 1644.756797107592
4.50		 4.1934e-05
1.148e-07		 d
yr
n .2188773444396658 5.5804e-09 deg/d
Q 3.127064425310516 5.3151e-08 au
   Orbit Determination Parameters
   # obs. used (total)      92  
   data-arc span      5642 days (15.45 yr)  
   first obs. used      2002-10-31  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58783  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:37:41  

Additional Information
 Earth MOID = 1.33418 au 
 Jupiter MOID = 2.28892 au 
 T_jup = 3.338 
[ 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 17.1   n/a MPO446591  

357303 (2002 WE27)          Discovered 2002-Nov-16 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2002 WE27 = 2008 AL61 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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