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JPL Small-Body Database Browser
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312138 (2007 TD297)
Classification: Main-belt Asteroid          SPK-ID: 2312138
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2903879952045347 6.3636e-08  
a 2.351478391077285 2.1437e-08 au
q 1.668637295325568 1.5724e-07 au
i 4.477727175494518 6.0528e-06 deg
node 141.7465523321347 7.1077e-05 deg
peri 221.7191291758024 7.1679e-05 deg
M 90.80715574600075 1.1226e-05 deg
tp 2458268.278689318067
(2018-May-29.77868932)
3.789e-05 TDB
period 1317.073207094289
3.61
1.8011e-05
4.931e-08
d
yr
n .2733333257869756 3.7378e-09 deg/d
Q 3.034319486829003 2.7662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      5058 days (13.85 yr)  
   first obs. used      2005-03-04  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57643  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:49:53  

Additional Information
 Earth MOID = .668478 au 
 Jupiter MOID = 2.42243 au 
 T_jup = 3.495 
[ 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 MPO321616  

312138 (2007 TD297)          Discovered 2007-Oct-10 by PMO NEO Survey Program at Purple Mountain
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2007 TD297 = 2005 EC296 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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