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JPL Small-Body Database Browser
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393715 (2004 TQ287)
Classification: Main-belt Asteroid          SPK-ID: 2393715
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2759910768777309 7.1739e-08  
a 2.33364094366493 1.4687e-08 au
q 1.689576866576881 1.7251e-07 au
i 6.535462424528487 5.8445e-06 deg
node 53.79057075173077 6.1531e-05 deg
peri 285.0021986860333 6.2356e-05 deg
M 172.8585940529327 9.4007e-06 deg
tp 2458375.272666323213
(2018-Sep-13.77266632)
3.256e-05 TDB
period 1302.115416111268
3.56
1.2293e-05
3.366e-08
d
yr
n .2764731878185808 2.61e-09 deg/d
Q 2.977705020752978 1.8741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      5594 days (15.32 yr)  
   first obs. used      2004-10-09  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5336  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:52:02  

Additional Information
 Earth MOID = .695925 au 
 Jupiter MOID = 2.45292 au 
 T_jup = 3.509 
[ 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 17.1   n/a MPO297788  

393715 (2004 TQ287)          Discovered 2004-Oct-09 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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