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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469316325914589 4.2956e-08  
a 2.325182528010852 1.262e-08 AU
q 1.983539663097082 1.0051e-07 AU
i 4.880947790964353 7.0114e-06 deg
node 336.1567303634517 5.9387e-05 deg
peri 99.00865315716197 6.7223e-05 deg
M 62.92736263344854 2.9081e-05 deg
tp 2456774.128873138082
(2014-Apr-26.62887314)
0.0001039 JED
period 1295.042446717337
3.55
1.0544e-05
2.887e-08
d
yr
n .2779831664302009 2.2632e-09 deg/d
Q 2.666825392924622 1.4475e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      10703 days (29.30 yr)  
   first obs. used      1985-12-09  
   last obs. used      2015-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47733  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:41:52  

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
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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