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

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1963872375017031 4.7268e-08  
a 2.483602684055624 9.4817e-09 au
q 1.995854813882125 1.1692e-07 au
i 5.560054690927744 5.7693e-06 deg
node 142.3092673469639 6.4806e-05 deg
peri 289.9401775956385 6.8569e-05 deg
M 109.3129620813138 2.1103e-05 deg
tp 2458166.399016743558
(2018-Feb-16.89901674)
8.4162e-05 TDB
period 1429.623266965091
3.91
8.1868e-06
2.241e-08
d
yr
n .2518145922206724 1.442e-09 deg/d
Q 2.971350554229124 1.1344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1435  
   data-arc span      9866 days (27.01 yr)  
   first obs. used      1992-05-06  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49239  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:26:18  

Additional Information
 Earth MOID = 1.01853 au 
 Jupiter MOID = 2.32599 au 
 T_jup = 3.444 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO435950  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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