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JPL Small-Body Database Browser
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277331 (2005 TN12)
Classification: Main-belt Asteroid          SPK-ID: 2277331
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1675692290489911 6.0101e-08  
a 2.586627160880144 2.1995e-08 au
q 2.153188041694277 1.6347e-07 au
i 2.142105824087201 7.8957e-06 deg
node 134.5610763019548 0.00013532 deg
peri 229.8174283179848 0.00013753 deg
M 106.8117854326739 2.5002e-05 deg
tp 2458149.666841003328
(2018-Jan-31.16684100)
0.00010231 TDB
period 1519.494656711861
4.16
1.9381e-05
5.306e-08
d
yr
n .2369208726136811 3.0219e-09 deg/d
Q 3.020066280066011 2.568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      6253 days (17.12 yr)  
   first obs. used      2001-11-20  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60488  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:43:06  

Additional Information
 Earth MOID = 1.15092 au 
 Jupiter MOID = 2.43342 au 
 T_jup = 3.401 
[ 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 17.3   n/a MPO418474  

277331 (2005 TN12)          Discovered 2005-Oct-01 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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