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26890 (1995 BC4)
Classification: Main-belt Asteroid          SPK-ID: 2026890
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1968231295304214 5.0907e-08  
a 2.48418816790795 1.5599e-08 AU
q 1.995242478357863 1.2645e-07 AU
i 5.560204524598399 1.1211e-05 deg
node 142.3162368862384 8.3067e-05 deg
peri 290.1862268324374 9.1289e-05 deg
M 66.1416640600861 3.7035e-05 deg
tp 2456737.746943542791
(2014-Mar-21.24694354)
0.00014711 JED
period 1430.128825284233
3.92
1.347e-05
3.688e-08
d
yr
n .2517255743925386 2.371e-09 deg/d
Q 2.973133857458037 1.8669e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      854  
   data-arc span      8360 days (22.89 yr)  
   first obs. used      1992-05-06  
   last obs. used      2015-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52312  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:24:00  

Additional Information
 Earth MOID = 1.01775 AU 
 T_jup = 3.443 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO263578  

26890 (1995 BC4)          Discovered 1995-Jan-27 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 BC4 = 1999 CT33 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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