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JPL Small-Body Database Browser
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185771 (1999 TT170)
Classification: Main-belt Asteroid          SPK-ID: 2185771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955659171576033 6.962e-08  
a 2.347256893472412 1.0743e-08 au
q 1.888213446295973 1.6167e-07 au
i 5.951100565138538 7.141e-06 deg
node 196.9801291956427 4.1247e-05 deg
peri 197.332026583153 4.317e-05 deg
M 259.6304333657543 1.0656e-05 deg
tp 2459366.717345091628
(2021-Jun-01.21734509)
3.9452e-05 TDB
period 1313.528080811734
3.60
9.0175e-06
2.469e-08
d
yr
n .2740710345358794 1.8815e-09 deg/d
Q 2.806300340648851 1.2844e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      7145 days (19.56 yr)  
   first obs. used      1999-10-02  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:35:03  

Additional Information
 Earth MOID = .895336 au 
 Jupiter MOID = 2.62674 au 
 T_jup = 3.527 
[ 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 16.9   n/a MPO436917  

185771 (1999 TT170)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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