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JPL Small-Body Database Browser
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442678 (2012 TN320)
Classification: Main-belt Asteroid          SPK-ID: 2442678
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 .1290240679445907 5.8887e-08  
a 2.367407018058155 3.9582e-08 au
q 2.061954534107719 1.525e-07 au
i 13.63982993945419 8.9319e-06 deg
node 144.0705376633213 2.4841e-05 deg
peri 273.3214682753524 4.5435e-05 deg
M 270.4816598105218 3.566e-05 deg
tp 2458931.339490460458
(2020-Mar-22.83949046)
0.00012948 TDB
period 1330.478383688397
3.64
3.3368e-05
9.136e-08
d
yr
n .2705793678526334 6.786e-09 deg/d
Q 2.672859502008591 4.4689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      4520 days (12.38 yr)  
   first obs. used      2007-04-23  
   last obs. used      2019-09-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61814  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:52  

Additional Information
 Earth MOID = 1.12583 au 
 Jupiter MOID = 2.66598 au 
 T_jup = 3.498 
[ 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 17.0   n/a MPO450446  

442678 (2012 TN320)          Discovered 2012-Oct-11 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 TN320 = 2014 GO51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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