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357339 (2003 QB12)
Classification: Main-belt Asteroid          SPK-ID: 2357339
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1996214236793303 1.118e-07  
a 2.415743095756509 2.0876e-08 au
q 1.933509019738082 2.7344e-07 au
i 2.164121603955207 8.5498e-06 deg
node 70.4775507807055 0.00026263 deg
peri 287.582242039884 0.00026403 deg
M 151.2111016429029 3.1616e-05 deg
tp 2458424.455911658707
(2018-Nov-01.95591166)
0.00011548 TDB
period 1371.432848182008
3.75
1.7777e-05
4.867e-08
d
yr
n .2624991814052152 3.4026e-09 deg/d
Q 2.897977171774936 2.5043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      139  
   data-arc span      6003 days (16.44 yr)  
   first obs. used      2003-08-21  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:29:45  

Additional Information
 Earth MOID = .931042 au 
 Jupiter MOID = 2.5501 au 
 T_jup = 3.488 
[ 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 17.6   n/a MPO455579  

357339 (2003 QB12)          Discovered 2003-Aug-21 by CINEOS at Campo Imperatore
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2003 QB12 = 2007 TF149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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