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JPL Small-Body Database Browser
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71977 (2000 WS137)
Classification: Main-belt Asteroid          SPK-ID: 2071977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1700752452289298 2.5185e-08  
a 2.397714465052761 9.2126e-09 au
q 1.989922589419961 6.0199e-08 au
i 3.985452235328292 5.3458e-06 deg
node 323.3729619715348 4.2506e-05 deg
peri 108.0006421619408 4.6032e-05 deg
M 106.9168584446392 1.7038e-05 deg
tp 2458597.747439240815
(2019-Apr-24.24743924)
6.3459e-05 TDB
period 1356.109073747074
3.71
7.8158e-06
2.14e-08
d
yr
n .2654653721955282 1.53e-09 deg/d
Q 2.805506340685562 1.0779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      8042 days (22.02 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:47:47  

Additional Information
 Earth MOID = 1.00883 au 
 Jupiter MOID = 2.4722 au 
 T_jup = 3.505 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO449455  

71977 (2000 WS137)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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