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134676 (1999 WN11)
Classification: Main-belt Asteroid          SPK-ID: 2134676
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2388479396777652 3.2227e-08  
a 2.343368455152826 8.343e-09 au
q 1.783659727733707 7.7954e-08 au
i 3.602408185099843 4.5736e-06 deg
node .8259356508952633 5.494e-05 deg
peri 49.06954039527146 5.5994e-05 deg
M 323.9120806528728 1.2932e-05 deg
tp 2459331.846540574543
(2021-Apr-27.34654057)
4.7561e-05 TDB
period 1310.265470059565
3.59
6.9974e-06
1.916e-08
d
yr
n .2747534818143642 1.4673e-09 deg/d
Q 2.903077182571947 1.0336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      915  
   data-arc span      7746 days (21.21 yr)  
   first obs. used      1999-10-13  
   last obs. used      2020-12-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53274  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:00:29  

Additional Information
 Earth MOID = .795565 au 
 Jupiter MOID = 2.49665 au 
 T_jup = 3.521 
[ 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 15.79   n/a E2021B55  

134676 (1999 WN11)          Discovered 1999-Nov-29 by Shiozawa, H., Urata, T. at Nachi-Katsuura
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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