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129613 (1998 BR6)
Classification: Main-belt Asteroid          SPK-ID: 2129613
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2731284504857185 3.5244e-08  
a 2.353839742801239 9.2882e-09 au
q 1.710939141158234 8.1036e-08 au
i 4.34966899268198 4.8308e-06 deg
node 122.4752383718535 5.1074e-05 deg
peri 306.7416412174279 5.2175e-05 deg
M 100.1295848488467 1.0032e-05 deg
tp 2458633.620303101363
(2019-May-30.12030310)
3.5471e-05 TDB
period 1319.057610024943
3.61
7.8075e-06
2.138e-08
d
yr
n .2729221205078318 1.6154e-09 deg/d
Q 2.996740344444244 1.1825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      8156 days (22.33 yr)  
   first obs. used      1997-12-24  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51002  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:45:55  

Additional Information
 Earth MOID = .729603 au 
 Jupiter MOID = 2.32028 au 
 T_jup = 3.501 
[ 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 16.5   n/a MPO453774  

129613 (1998 BR6)          Discovered 1998-Jan-24 by Kobayashi, T. at Oizumi
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1998 BR6 = 2004 RP306 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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