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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2110627020049306 1.6242e-07  
a 2.542800024598637 2.2561e-08 AU
q 2.006109780748644 4.2559e-07 AU
i 4.435493398228472 1.2112e-05 deg
node 243.5327787501679 0.00010289 deg
peri 177.6840591504624 0.00011012 deg
M 166.6107424841789 3.7042e-05 deg
tp 2456315.063485622582
(2013-Jan-22.56348562)
0.00014549 JED
period 1481.039826704465
4.05
1.9711e-05
5.397e-08
d
yr
n .2430724640275567 3.235e-09 deg/d
Q 3.079490268448629 2.7322e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      6404 days (17.53 yr)  
   first obs. used      1996-12-03  
   last obs. used      2014-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53002  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 14:31:10  

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 (905)
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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