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JPL Small-Body Database Browser
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160018 (1991 TY2)
Classification: Main-belt Asteroid          SPK-ID: 2160018
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602483465376728 8.173e-08  
a 3.0898797408244 2.9343e-08 au
q 2.594731621357037 2.6619e-07 au
i 3.362868703688023 5.4033e-06 deg
node 248.7646641891218 0.00013712 deg
peri 120.5070838267364 0.00013801 deg
M 25.49854561358655 1.631e-05 deg
tp 2458459.984672077818
(2018-Dec-07.48467208)
8.9404e-05 TDB
period 1983.858954882182
5.43
2.826e-05
7.737e-08
d
yr
n .1814645134494351 2.5849e-09 deg/d
Q 3.585027860291763 3.4045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      9987 days (27.34 yr)  
   first obs. used      1991-10-03  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58371  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:36:55  

Additional Information
 Earth MOID = 1.59547 au 
 Jupiter MOID = 1.90194 au 
 T_jup = 3.203 
[ 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 15.5   n/a MPO412926  

160018 (1991 TY2)          Discovered 1991-Oct-07 by Borngen, F., Schmadel, L. D. at Tautenburg
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 1991 TY2 = 2002 TS293 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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