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91229 (1999 BN15)
Classification: Main-belt Asteroid          SPK-ID: 2091229
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1646706344523818 2.8542e-08  
a 2.326566038969218 7.6754e-09 au
q 1.943448933236792 6.8058e-08 au
i 8.930819459341112 3.2935e-06 deg
node 157.2111285879151 2.0498e-05 deg
peri 61.43993821556349 2.2771e-05 deg
M 319.8082533630516 1.0412e-05 deg
tp 2459145.212445477086
(2020-Oct-22.71244548)
3.7677e-05 TDB
period 1296.198466872758
3.55
6.4143e-06
1.756e-08
d
yr
n .2777352459523775 1.3744e-09 deg/d
Q 2.709683144701644 8.9393e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1685  
   data-arc span      7774 days (21.28 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49406  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:38:42  

Additional Information
 Earth MOID = .955514 au 
 Jupiter MOID = 2.29001 au 
 T_jup = 3.540 
[ 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 14.8   n/a MPO309819  
diameter diameter 6.199 km 0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91229 (1999 BN15)          Discovered 1999-Jan-26 by Korlevic, K. at Visnjan
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 BN15 = 2000 QF29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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