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5728 (1988 BJ4)
Classification: Main-belt Asteroid          SPK-ID: 2005728
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09409389218867475 5.1969e-08  
a 2.262295435509881 1.1844e-08 au
q 2.049427252702083 1.1675e-07 au
i 4.239269646655108 6.3555e-06 deg
node 154.4377975946796 7.0174e-05 deg
peri 227.3854989576096 7.8322e-05 deg
M 182.1248210455104 3.6589e-05 deg
tp 2458014.594566850077
(2017-Sep-18.09456685)
0.00012765 JED
period 1242.860557417011
3.40
9.7607e-06
2.672e-08
d
yr
n .2896543766327044 2.2748e-09 deg/d
Q 2.475163618317678 1.2959e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1187  
   data-arc span      14122 days (38.66 yr)  
   first obs. used      1976-09-25  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47038  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:52:27  

Additional Information
 Earth MOID = 1.05264 au 
 Jupiter MOID = 2.8999 au 
 T_jup = 3.609 
[ 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 13.7 mag n/a MPO265988  

5728 (1988 BJ4)          Discovered 1988-Jan-20 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 BJ4 = 1976 SC8 = 1988 BQ5 = 1990 WV3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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