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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3675194323634312 9.6638e-08  
a 2.341939144099267 3.8104e-08 AU
q 1.481230999230204 2.4262e-07 AU
i 23.28771295688508 1.3854e-05 deg
node 84.92838739742373 2.2765e-05 deg
peri 232.5954704927564 4.4411e-05 deg
M 205.1085157830102 5.009e-05 deg
tp 2457563.731422385736
(2016-Jun-24.23142239)
0.00019493 JED
period 1309.066880492996
3.58
3.1949e-05
8.747e-08
d
yr
n .2750050477668671 6.7117e-09 deg/d
Q 3.202647288968329 5.2108e-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 = .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 16.2 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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