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71930 (2000 WM61)
Classification: Main-belt Asteroid          SPK-ID: 2071930
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1582165702783213 2.6682e-08  
a 2.382958777630655 9.039e-09 au
q 2.005935212719312 6.2e-08 au
i 2.893181823752581 3.7267e-06 deg
node 239.0947289290966 7.0258e-05 deg
peri 228.4712824728573 7.1836e-05 deg
M 208.050147721586 1.6052e-05 deg
tp 2459963.614828119764
(2023-Jan-19.11482812)
6.1838e-05 TDB
period 1343.609980936574
3.68
7.6448e-06
2.093e-08
d
yr
n .267934895622805 1.5245e-09 deg/d
Q 2.759982342541998 1.0469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1182  
   data-arc span      8428 days (23.07 yr)  
   first obs. used      1998-05-23  
   last obs. used      2021-06-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5114  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:48:36  

Additional Information
 Earth MOID = 1.0244 au 
 Jupiter MOID = 2.36802 au 
 T_jup = 3.518 
[ 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 15.39   n/a E2021B10  

71930 (2000 WM61)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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