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225333 (1998 QB105)
Classification: Mars-crossing Asteroid          SPK-ID: 2225333
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3680667072724564 9.639e-08  
a 2.340824863723592 3.8153e-08 au
q 1.479245163831353 2.4199e-07 au
i 23.28532267443687 1.3858e-05 deg
node 84.87834367307451 2.277e-05 deg
peri 232.7199358363179 4.4331e-05 deg
M 10.13622438518782 5.3775e-05 deg
tp 2457563.667981106930
(2016-Jun-24.16798111)
0.00019456 JED
period 1308.13272256301
3.58
3.1982e-05
8.756e-08
d
yr
n .2752014331501898 6.7282e-09 deg/d
Q 3.202404563615831 5.2196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      6098 days (16.70 yr)  
   first obs. used      1998-08-30  
   last obs. used      2015-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63281  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 23:12:18  

Additional Information
 Earth MOID = .550732 au 
 Jupiter MOID = 2.29649 au 
 T_jup = 3.369 
[ 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 16.2 mag n/a MPO321134  

225333 (1998 QB105)          Discovered 1998-Aug-30 by McNaught, R. H. at Siding Spring
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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