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213102 (1999 WW10)
Classification: Inner Main-belt Asteroid          SPK-ID: 2213102
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09135164923677583 8.0501e-08  
a 1.918691343650977 8.5437e-09 au
q 1.743415725032134 1.5672e-07 au
i 20.24104988829861 9.1561e-06 deg
node 218.9412071492893 1.288e-05 deg
peri 155.9337759005388 3.7864e-05 deg
M 353.2828265912217 3.396e-05 deg
tp 2459218.612990547497
(2021-Jan-04.11299055)
9.1588e-05 TDB
period 970.7470985604546
2.66
6.4839e-06
1.775e-08
d
yr
n .3708483914439231 2.477e-09 deg/d
Q 2.093966962269819 9.3242e-09 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      7723 days (21.14 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53247  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:21  

Additional Information
 Earth MOID = .756398 au 
 Jupiter MOID = 3.21972 au 
 T_jup = 3.847 
[ 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 17.45   n/a E2021B55  

213102 (1999 WW10)          Discovered 1999-Nov-29 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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