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90962 (1997 WE19)
Classification: Main-belt Asteroid          SPK-ID: 2090962
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09244246299119535 3.8187e-08  
a 2.392977930183073 9.9323e-09 au
q 2.171765156433377 9.0938e-08 au
i 6.403559286025035 5.1556e-06 deg
node 5.081503895293966 3.2505e-05 deg
peri 282.6805506348051 4.4229e-05 deg
M 245.0423585144011 3.1516e-05 deg
tp 2459828.259409449608
(2022-Sep-05.75940945)
0.00011922 TDB
period 1352.092695998208
3.70
8.418e-06
2.305e-08
d
yr
n .2662539344125538 1.6577e-09 deg/d
Q 2.614190703932769 1.085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      10076 days (27.59 yr)  
   first obs. used      1993-09-16  
   last obs. used      2021-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59742  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:56  

Additional Information
 Earth MOID = 1.16633 au 
 Jupiter MOID = 2.52285 au 
 T_jup = 3.517 
[ 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 16.05   n/a MPCxxxxx  

90962 (1997 WE19)          Discovered 1997-Nov-24 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 WE19 = 2001 YY8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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