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11649 (1997 BR6)
Classification: Main-belt Asteroid          SPK-ID: 2011649
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469808192354999 4.2359e-08  
a 2.324387120634706 1.2295e-08 au
q 1.982746797423372 9.8679e-08 au
i 4.881021954013711 6.937e-06 deg
node 336.1548232771584 5.8654e-05 deg
peri 98.85215333098668 6.6368e-05 deg
M 174.3279949491794 2.9371e-05 deg
tp 2456773.704670443325
(2014-Apr-26.20467044)
0.00010343 JED
period 1294.377983904329
3.54
1.027e-05
2.812e-08
d
yr
n .2781258677732644 2.2068e-09 deg/d
Q 2.66602744384604 1.4102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      10750 days (29.43 yr)  
   first obs. used      1985-12-09  
   last obs. used      2015-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47656  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:12:24  

Additional Information
 Earth MOID = 1.00408 au 
 Jupiter MOID = 2.58836 au 
 T_jup = 3.556 
[ 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 14.1 mag n/a MPO337357  

11649 (1997 BR6)          Discovered 1997-Jan-29 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 BR6 = 1985 XP = 1988 TN4 = 1999 QC2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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