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JPL Small-Body Database Browser
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59221 (1999 BU29)
Classification: Main-belt Asteroid          SPK-ID: 2059221
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827681245442977 4.7038e-08  
a 2.372359919484857 1.2799e-08 au
q 1.938768146256549 1.1157e-07 au
i 3.097403462317653 6.0319e-06 deg
node 329.905028748114 9.1584e-05 deg
peri 159.7487511488237 9.3674e-05 deg
M 306.9211406493248 2.2751e-05 deg
tp 2459197.283361354744
(2020-Dec-13.78336135)
8.5543e-05 TDB
period 1334.655848945006
3.65
1.0801e-05
2.957e-08
d
yr
n .2697324559620116 2.1828e-09 deg/d
Q 2.805951692713166 1.5138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      8201 days (22.45 yr)  
   first obs. used      1997-08-12  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:44:46  

Additional Information
 Earth MOID = .953909 au 
 Jupiter MOID = 2.24577 au 
 T_jup = 3.519 
[ 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 16.1   n/a MPO493288  

59221 (1999 BU29)          Discovered 1999-Jan-18 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 BU29 = 2001 TE91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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