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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08149243999365577 4.7928e-08  
a 3.108524394231552 2.3903e-08 au
q 2.855203156565822 1.5462e-07 au
i 2.39535151703613 5.0041e-06 deg
node 128.3489449856151 0.00012686 deg
peri 288.2305487723089 0.00013175 deg
M 40.76553517229996 3.3416e-05 deg
tp 2457373.816194922889
(2015-Dec-17.31619492)
0.00018628 JED
period 2001.842229786575
5.48
2.309e-05
6.322e-08
d
yr
n .1798343519001401 2.0742e-09 deg/d
Q 3.361845631897282 2.5851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1628  
   data-arc span      22493 days (61.58 yr)  
   first obs. used      1954-08-27  
   last obs. used      2016-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55054  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:57:38  

Additional Information
 Earth MOID = 1.86661 au 
 Jupiter MOID = 1.92183 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 12.3 mag n/a MPO309205  

6993 (1995 BJ4)          Discovered 1995-Jan-28 by Ueda, S., Kaneda, H. at Kushiro
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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