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JPL Small-Body Database Browser
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268522 (2005 YW211)
Classification: Main-belt Asteroid          SPK-ID: 2268522
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2270518166120001 5.1473e-08  
a 2.865723411991807 2.6941e-08 au
q 2.215055705391528 1.5456e-07 au
i 6.615193329184397 7.4999e-06 deg
node 19.02086914766351 4.3318e-05 deg
peri 91.78764366168616 5.0539e-05 deg
M 268.5076654260139 2.0846e-05 deg
tp 2459050.831206458040
(2020-Jul-20.33120646)
0.00010415 TDB
period 1771.94335547089
4.85
2.4988e-05
6.841e-08
d
yr
n .2031667653982826 2.865e-09 deg/d
Q 3.516391118592086 3.3058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      5551 days (15.20 yr)  
   first obs. used      2004-09-13  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59282  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:39:37  

Additional Information
 Earth MOID = 1.24367 au 
 Jupiter MOID = 1.67007 au 
 T_jup = 3.252 
[ 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 16.4   n/a MPO454995  

268522 (2005 YW211)          Discovered 2005-Dec-28 by CSS at Catalina
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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