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

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1462726129667914 4.2931e-08  
a 2.325485957491298 8.9587e-09 au
q 1.985331050071465 9.8684e-08 au
i 4.879251645905878 5.7523e-06 deg
node 336.126924581186 5.4531e-05 deg
peri 98.89928063057376 5.9138e-05 deg
M 147.9790630748593 2.1417e-05 deg
tp 2458068.064773186770
(2017-Nov-10.56477319)
7.614e-05 TDB
period 1295.295953832319
3.55
7.485e-06
2.049e-08
d
yr
n .2779287613266206 1.606e-09 deg/d
Q 2.665640864911131 1.0269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1319  
   data-arc span      12203 days (33.41 yr)  
   first obs. used      1985-12-09  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47173  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 01:56:46  

Additional Information
 Earth MOID = 1.0072 au 
 Jupiter MOID = 2.58124 au 
 T_jup = 3.555 
[ 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 14.1   n/a MPO337357  
diameter diameter 4.256 km 0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.245   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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