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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3675193782131934 1.0544e-07  
a 2.341939168045883 4.2061e-08 AU
q 1.481231141192537 2.6641e-07 AU
i 23.28773422964973 1.6581e-05 deg
node 84.92837242967417 2.4139e-05 deg
peri 232.5955178450463 5.3717e-05 deg
M 205.1084761437213 5.9083e-05 deg
tp 2457563.731575164628
(2016-Jun-24.23157516)
0.00022909 JED
period 1309.066900571052
3.58
3.5266e-05
9.655e-08
d
yr
n .2750050435489262 7.4086e-09 deg/d
Q 3.20264719489923 5.7519e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      5602 days (15.34 yr)  
   first obs. used      1998-08-30  
   last obs. used      2013-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60247  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 23:05:30  

Additional Information
 Earth MOID = .553603 AU 
 T_jup = 3.368 
[ 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 16.1 mag n/a MPO241421  

225333 (1998 QB105)          Discovered 1998-Aug-30 by McNaught, R. H. at Siding Spring (413)
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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