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7658 (1993 BM12)
Classification: Main-belt Asteroid          SPK-ID: 2007658
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 .1290642098918149 5.5751e-08  
a 2.430683159035413 1.4581e-08 AU
q 2.116968957617167 1.3847e-07 AU
i 1.783030734456161 6.2682e-06 deg
node 321.93188639 0.00016381 deg
peri 231.6164271721347 0.00016522 deg
M 172.4527861883367 2.4504e-05 deg
tp 2456137.431083517756
(2012-Jul-28.93108352)
9.315e-05 JED
period 1384.174852779223
3.79
1.2455e-05
3.41e-08
d
yr
n .2600827484166268 2.3403e-09 deg/d
Q 2.74439736045366 1.6463e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1169  
   data-arc span      14444 days (39.55 yr)  
   first obs. used      1974-02-14  
   last obs. used      2013-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53251  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Nov-21 03:33:11  

Additional Information
 Earth MOID = 1.11724 AU 
 T_jup = 3.496 
[ 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 13.6 mag n/a MPO267738  

7658 (1993 BM12)          Discovered 1993-Jan-22 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1993 BM12 = 1955 BE1 = 1974 CJ = 1976 UO2 = 1991 RW10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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