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90980 (1997 WM53)
Classification: Main-belt Asteroid          SPK-ID: 2090980
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 .1308167633498852 3.7774e-08  
a 2.327437663111592 9.9657e-09 au
q 2.022969801124713 8.8912e-08 au
i 7.240802312006549 4.217e-06 deg
node 92.07437609331497 3.3753e-05 deg
peri 294.4685297617763 3.7424e-05 deg
M 265.5763443444474 1.6404e-05 deg
tp 2459736.668287192424
(2022-Jun-06.16828719)
5.9729e-05 TDB
period 1296.926946315187
3.55
8.3298e-06
2.281e-08
d
yr
n .2775792430119735 1.7828e-09 deg/d
Q 2.63190552509847 1.1269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1036  
   data-arc span      8208 days (22.47 yr)  
   first obs. used      1997-11-29  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55015  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:58  

Additional Information
 Earth MOID = 1.03988 au 
 Jupiter MOID = 2.80891 au 
 T_jup = 3.551 
[ 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 15.96   n/a E2021B10  

90980 (1997 WM53)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 WM53 = 2000 NC17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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