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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1623104663272505 5.5687e-08  
a 2.248994083858538 1.2298e-08 AU
q 1.883958805340231 1.3161e-07 AU
i 5.655279235763662 6.412e-06 deg
node 349.19121028935 5.0819e-05 deg
peri 77.54989931750852 5.6041e-05 deg
M 328.5995278531163 2.3714e-05 deg
tp 2457107.952017440035
(2015-Mar-26.45201744)
8.1618e-05 JED
period 1231.915434184054
3.37
1.0104e-05
2.766e-08
d
yr
n .2922278510443714 2.3969e-09 deg/d
Q 2.614029362376845 1.4294e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      11933 days (32.67 yr)  
   first obs. used      1982-02-21  
   last obs. used      2014-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5196  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:57:51  

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 (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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