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JPL Small-Body Database Browser
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442670 (2012 TT291)
Classification: Main-belt Asteroid          SPK-ID: 2442670
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02061953561531473 6.9936e-08  
a 2.25022823450368 2.9861e-08 au
q 2.203829573279745 1.4255e-07 au
i 5.403671631877637 5.0083e-06 deg
node 262.1938459409829 7.0567e-05 deg
peri 118.7724880257507 0.00019038 deg
M 105.6616674179334 0.0001708 deg
tp 2458638.629450023854
(2019-Jun-04.12945002)
0.00058745 TDB
period 1232.929606118462
3.38
2.4542e-05
6.719e-08
d
yr
n .2919874729372104 5.8122e-09 deg/d
Q 2.296626895727616 3.0477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      147  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-10-01  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 11:45:31  

Additional Information
 Earth MOID = 1.21182 au 
 Jupiter MOID = 2.7745 au 
 T_jup = 3.621 
[ 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 17.2   n/a MPO503572  

442670 (2012 TT291)          Discovered 2012-Oct-14 by CSS at Catalina
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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