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JPL Small-Body Database Browser
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351237 (2004 QL12)
Classification: Mars-crossing Asteroid          SPK-ID: 2351237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2927320472806472 6.4794e-08  
a 2.318169033617718 1.434e-08 au
q 1.639566666464204 1.5195e-07 au
i 12.8907119522384 8.1752e-06 deg
node 12.63889509376173 3.0399e-05 deg
peri 301.8706608059131 3.2731e-05 deg
M 68.17914822188976 1.5172e-05 deg
tp 2458356.345267033874
(2018-Aug-25.84526703)
5.2858e-05 TDB
period 1289.187473884944
3.53
1.1962e-05
3.275e-08
d
yr
n .2792456545634486 2.5911e-09 deg/d
Q 2.996771400771232 1.8538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      5137 days (14.06 yr)  
   first obs. used      2004-08-15  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58844  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:47:25  

Additional Information
 Earth MOID = .668061 au 
 Jupiter MOID = 2.436 au 
 T_jup = 3.489 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO455542  

351237 (2004 QL12)          Discovered 2004-Aug-21 by Siding Spring Survey at Siding Spring
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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