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16885 (1998 BX25)
Classification: Main-belt Asteroid          SPK-ID: 2016885
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07568592665207995 6.3678e-08  
a 2.890976534219547 3.2611e-08 AU
q 2.672170296297722 1.817e-07 AU
i 11.60579243684666 7.7768e-06 deg
node 294.2629907769706 3.209e-05 deg
peri 155.9850005910181 6.0148e-05 deg
M 148.1711825258414 5.3817e-05 deg
tp 2456061.530484638175
(2012-May-14.03048464)
0.00026345 JED
period 1795.416767250683
4.92
3.0379e-05
8.317e-08
d
yr
n .2005105480613657 3.3927e-09 deg/d
Q 3.109782772141371 3.5079e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      857  
   data-arc span      8699 days (23.82 yr)  
   first obs. used      1990-09-09  
   last obs. used      2014-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50956  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:37:27  

Additional Information
 Earth MOID = 1.69249 AU 
 T_jup = 3.256 
[ 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 12.9 mag n/a MPO263497  

16885 (1998 BX25)          Discovered 1998-Jan-25 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 BX25 = 1990 RB18 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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