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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469316194116949 4.9286e-08  
a 2.325182532214166 1.4938e-08 AU
q 1.983539697328154 1.1862e-07 AU
i 4.880948995996783 7.1286e-06 deg
node 336.1566972366634 6.5095e-05 deg
peri 99.00867940589299 7.3535e-05 deg
M 62.92736579056204 2.9728e-05 deg
tp 2456774.128861167043
(2014-Apr-26.62886117)
0.00010647 JED
period 1295.042450228978
3.55
1.248e-05
3.417e-08
d
yr
n .2779831656764209 2.6788e-09 deg/d
Q 2.666825367100179 1.7133e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      934  
   data-arc span      10290 days (28.17 yr)  
   first obs. used      1985-12-09  
   last obs. used      2014-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47537  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:09:17  

Additional Information
 Earth MOID = 1.00522 AU 
 T_jup = 3.555 
[ 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 14.0 mag n/a PDS3 (MPC 35871)  

11649 (1997 BR6)          Discovered 1997-Jan-29 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
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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