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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09343529685157941 5.3185e-08  
a 2.262428821101315 1.1954e-08 AU
q 2.051038112596145 1.1998e-07 AU
i 4.237670579340784 6.4471e-06 deg
node 154.442431893955 7.1794e-05 deg
peri 227.1734253935388 7.9974e-05 deg
M 66.55950731385478 3.7054e-05 deg
tp 2456770.690270466185
(2014-Apr-23.19027047)
0.00012748 JED
period 1242.970478162662
3.40
9.8515e-06
2.697e-08
d
yr
n .2896287613621732 2.2955e-09 deg/d
Q 2.473819529606485 1.3071e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      13986 days (38.29 yr)  
   first obs. used      1976-09-25  
   last obs. used      2015-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46456  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:14:16  

Additional Information
 Earth MOID = 1.05577 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 (809)
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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