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JPL Small-Body Database Browser
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392778 (2012 TU105)
Classification: Main-belt Asteroid          SPK-ID: 2392778
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01834642398727472 1.1326e-07  
a 2.152612296457934 2.5126e-08 au
q 2.113119558586896 2.6041e-07 au
i 4.328277029878114 7.4911e-06 deg
node 216.34568337 9.7592e-05 deg
peri 154.8690027194434 0.00021048 deg
M 33.8398231014649 0.00018744 deg
tp 2458492.064188143449
(2019-Jan-08.56418814)
0.00059983 TDB
period 1153.578496888438
3.16
2.0197e-05
5.53e-08
d
yr
n .3120723912339147 5.4639e-09 deg/d
Q 2.192105034328973 2.5587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      4314 days (11.81 yr)  
   first obs. used      2006-11-16  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62879  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:50:20  

Additional Information
 Earth MOID = 1.11182 au 
 Jupiter MOID = 2.84729 au 
 T_jup = 3.700 
[ 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 18.1   n/a MPO455787  
rotation period rot_per 8.69 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Molnar, L.; Pal, A.; Sarneczky, K.; Szabo, R.; et al. (2017) ArXiv:170606056v1]

392778 (2012 TU105)          Discovered 2006-Nov-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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