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6993 (1995 BJ4)
Classification: Main-belt Asteroid          SPK-ID: 2006993
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08206549732095759 6.085e-08  
a 3.110501949358313 3.6486e-08 AU
q 2.855237059966415 1.8535e-07 AU
i 2.395198399852959 6.6218e-06 deg
node 128.3481406725928 0.00015582 deg
peri 288.0411841573325 0.00016212 deg
M 257.1685246276013 4.8379e-05 deg
tp 2457372.857937153930
(2015-Dec-16.35793715)
0.00027277 JED
period 2003.752806513959
5.49
3.5256e-05
9.653e-08
d
yr
n .1796628799868344 3.1611e-09 deg/d
Q 3.365766838750211 3.948e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1205  
   data-arc span      21824 days (59.75 yr)  
   first obs. used      1954-08-27  
   last obs. used      2014-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52921  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:36:02  

Additional Information
 Earth MOID = 1.86709 AU 
 T_jup = 3.213 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.2 mag n/a MPO265995  

6993 (1995 BJ4)          Discovered 1995-Jan-28 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1995 BJ4 = 1954 QD1 = 1982 VT5 = 1987 SK22 = 1987 ST13 = 1990 FA3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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