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168394 (1998 BX2)
Classification: Main-belt Asteroid          SPK-ID: 2168394
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2682771483735528 9.0857e-08  
a 3.105401255416055 3.9466e-08 AU
q 2.272293062057385 2.8501e-07 AU
i 21.73629755681886 1.1327e-05 deg
node 309.8978005435044 2.774e-05 deg
peri 179.1407592464025 3.5397e-05 deg
M 27.6843040605184 2.1388e-05 deg
tp 2456846.788584127413
(2014-Jul-08.28858413)
0.00011706 JED
period 1998.82610713875
5.47
3.8104e-05
1.043e-07
d
yr
n .1801057124050313 3.4334e-09 deg/d
Q 3.938509448774726 5.0053e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      6322 days (17.31 yr)  
   first obs. used      1998-01-19  
   last obs. used      2015-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56815  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 22:04:22  

Additional Information
 Earth MOID = 1.28748 AU 
 T_jup = 3.058 
[ 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 14.8 mag n/a MPO338355  

168394 (1998 BX2)          Discovered 1998-Jan-19 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20071124/Numbers.arcLast Updated: 2007-11-26

[ show close-approach data ]
Alternate Designations
 1998 BX2 = 2002 XN65 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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