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385041 (2012 TZ312)
Classification: Main-belt Asteroid          SPK-ID: 2385041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04062587416914166 6.8604e-08  
a 2.894782231374594 3.1436e-08 au
q 2.777179172695702 1.9957e-07 au
i 10.06527245378212 6.1097e-06 deg
node 178.2113980368737 3.6669e-05 deg
peri 240.8286870260793 7.0767e-05 deg
M 211.9018353471734 6.3775e-05 deg
tp 2459940.564291607632
(2022-Dec-27.06429161)
0.00032438 TDB
period 1798.963178262875
4.93
2.9304e-05
8.023e-08
d
yr
n .2001152688114635 3.2597e-09 deg/d
Q 3.012385290053485 3.2713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      10187 days (27.89 yr)  
   first obs. used      1992-09-26  
   last obs. used      2020-08-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56409  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:03:53  

Additional Information
 Earth MOID = 1.80076 au 
 Jupiter MOID = 2.12823 au 
 T_jup = 3.265 
[ 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 16.09   n/a E2021B25  

385041 (2012 TZ312)          Discovered 2005-Apr-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

Alternate Designations
 2012 TZ312 = 2007 TD187 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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