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90881 (1996 XN6)
Classification: Main-belt Asteroid          SPK-ID: 2090881
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2110626100939446 1.3085e-07  
a 2.542800033212011 2.0676e-08 AU
q 2.006110021255315 3.4314e-07 AU
i 4.435497078828341 1.1063e-05 deg
node 243.5327488881981 9.1532e-05 deg
peri 177.6841177463596 9.5366e-05 deg
M 166.6107178347764 2.7102e-05 deg
tp 2456315.063583547484
(2013-Jan-22.56358355)
0.00010544 JED
period 1481.039834229683
4.05
1.8064e-05
4.946e-08
d
yr
n .2430724627924966 2.9647e-09 deg/d
Q 3.079490045168706 2.504e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      6765 days (18.52 yr)  
   first obs. used      1996-12-03  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52403  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 14:14:25  

Additional Information
 Earth MOID = 1.0186 AU 
 T_jup = 3.409 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO259874  

90881 (1996 XN6)          Discovered 1996-Dec-03 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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