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90971 (1997 WR35)
Classification: Main-belt Asteroid          SPK-ID: 2090971
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266930741063094 5.2541e-08  
a 2.365693625761081 1.1255e-08 au
q 2.065976627919708 1.2531e-07 au
i 6.039940650743344 4.8577e-06 deg
node 250.3802252672869 4.5241e-05 deg
peri 141.8778939370741 4.7998e-05 deg
M 197.231378297247 1.9301e-05 deg
tp 2459997.402985306215
(2023-Feb-21.90298531)
7.3835e-05 TDB
period 1329.034260087849
3.64
9.4848e-06
2.597e-08
d
yr
n .2708733783703996 1.9331e-09 deg/d
Q 2.665410623602453 1.2681e-08 au
  Orbit Determination Parameters
   # obs. used (total)      685  
   data-arc span      8565 days (23.45 yr)  
   first obs. used      1997-11-29  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54136  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:39:25  

Additional Information
 Earth MOID = 1.07566 au 
 Jupiter MOID = 2.74704 au 
 T_jup = 3.530 
[ 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 15.72   n/a E2021B10  

90971 (1997 WR35)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 WR35 = 2000 OC29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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