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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1623654841127757 6.8514e-08  
a 2.249308076482707 1.3851e-08 AU
q 1.884098081725816 1.564e-07 AU
i 5.655000813952356 6.4413e-06 deg
node 349.191715670527 6.9122e-05 deg
peri 77.50844890386111 7.273e-05 deg
M 270.2028189068697 2.4566e-05 deg
tp 2457107.849169278871
(2015-Mar-26.34916928)
8.5734e-05 JED
period 1232.173433435966
3.37
1.1382e-05
3.116e-08
d
yr
n .2921666627693192 2.6987e-09 deg/d
Q 2.614518071239599 1.61e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      11824 days (32.37 yr)  
   first obs. used      1982-02-21  
   last obs. used      2014-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52477  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:03:37  

Additional Information
 Earth MOID = .906238 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 14.4 mag n/a MPO263605  

30859 (1992 BM)          Discovered 1992-Jan-28 by Ueda, S., Kaneda, H. at Kushiro (399)
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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