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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09343531106207636 5.2159e-08  
a 2.262428817873687 1.1713e-08 AU
q 2.051038077519853 1.172e-07 AU
i 4.2376706883027 6.3591e-06 deg
node 154.442429989546 7.0855e-05 deg
peri 227.173422728775 7.9067e-05 deg
M 66.55951422765548 3.6669e-05 deg
tp 2456770.690247086712
(2014-Apr-23.19024709)
0.00012619 JED
period 1242.970475502791
3.40
9.6526e-06
2.643e-08
d
yr
n .2896287619819589 2.2492e-09 deg/d
Q 2.473819558227521 1.2807e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1158  
   data-arc span      14052 days (38.47 yr)  
   first obs. used      1976-09-25  
   last obs. used      2015-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .46467  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:22:47  

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
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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