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30859 (1992 BM)
Classification: Main-belt Asteroid          SPK-ID: 2030859
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 .1623104650333593 5.512e-08  
a 2.248994084571946 1.2051e-08 AU
q 1.883958808847799 1.3057e-07 AU
i 5.655279836856249 6.2277e-06 deg
node 349.1912051908599 4.8095e-05 deg
peri 77.54990613527609 5.364e-05 deg
M 328.599525911715 2.32e-05 deg
tp 2457107.952024134613
(2015-Mar-26.45202413)
7.9832e-05 JED
period 1231.915434770222
3.37
9.9015e-06
2.711e-08
d
yr
n .2922278509053242 2.3488e-09 deg/d
Q 2.614029360296092 1.4007e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      12046 days (32.98 yr)  
   first obs. used      1982-02-21  
   last obs. used      2015-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48729  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:33:21  

Additional Information
 Earth MOID = .906708 AU 
 T_jup = 3.605 
[ 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 14.5 mag n/a MPO309392  

30859 (1992 BM)          Discovered 1992-Jan-28 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 BM = 1982 DN2 = 1984 WP1 = 1984 YC1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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