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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02037848295171476 7.5433e-08  
a 2.249913435154665 3.6091e-08 au
q 2.204063612573532 1.6526e-07 au
i 5.403822312803628 5.0458e-06 deg
node 262.194060693355 9.4606e-05 deg
peri 118.8088474393944 0.00021067 deg
M 348.8389409371069 0.00018496 deg
tp 2458638.716423946945
(2019-Jun-04.21642395)
0.00063325 TDB
period 1232.670891120073
3.37
2.966e-05
8.12e-08
d
yr
n .2920487557493016 7.0272e-09 deg/d
Q 2.295763257735799 3.6827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      5110 days (13.99 yr)  
   first obs. used      2005-10-01  
   last obs. used      2019-09-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56303  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:01:28  

Additional Information
 Earth MOID = 1.21119 au 
 Jupiter MOID = 2.7754 au 
 T_jup = 3.622 
[ 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 17.4   n/a MPO397583  

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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