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85316 (1995 BA4)
Classification: Main-belt Asteroid          SPK-ID: 2085316
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778551879544157 4.827e-08  
a 2.56183150315856 1.1726e-08 au
q 2.106196479656751 1.2797e-07 au
i 4.001434451973299 5.2703e-06 deg
node 350.4070842587482 4.3612e-05 deg
peri 333.7901915671204 4.483e-05 deg
M 244.2467458564229 9.8642e-06 deg
tp 2459482.065069922802
(2021-Sep-24.56506992)
4.1688e-05 TDB
period 1497.698068662273
4.10
1.0283e-05
2.815e-08
d
yr
n .2403688750974674 1.6504e-09 deg/d
Q 3.017466526660369 1.3812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1126  
   data-arc span      9222 days (25.25 yr)  
   first obs. used      1995-01-28  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 15:35:19  

Additional Information
 Earth MOID = 1.0951 au 
 Jupiter MOID = 2.31382 au 
 T_jup = 3.409 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO325050  

85316 (1995 BA4)          Discovered 1995-Jan-28 by Larson, S. M., Hergenrother, C. W. at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 BA4 = 2000 JU33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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