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16455 (1989 TK16)
Classification: Main-belt Asteroid          SPK-ID: 2016455
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1900784586412946 4.8475e-08  
a 2.390231803455673 1.3753e-08 au
q 1.935900226459416 1.1495e-07 au
i 2.130756951797181 6.653e-06 deg
node 174.9638241824543 0.00012619 deg
peri 122.1797224584308 0.00012769 deg
M 91.26318247974676 1.8707e-05 deg
tp 2457058.322407585500
(2015-Feb-04.82240759)
6.9895e-05 JED
period 1349.765917888708
3.70
1.1649e-05
3.189e-08
d
yr
n .2667129131272693 2.3019e-09 deg/d
Q 2.844563380451929 1.6367e-08 au
  Orbit Determination Parameters
   # obs. used (total)      914  
   data-arc span      23099 days (63.24 yr)  
   first obs. used      1952-09-15  
   last obs. used      2015-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52613  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:33:55  

Additional Information
 Earth MOID = .919292 au 
 Jupiter MOID = 2.35478 au 
 T_jup = 3.507 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8 mag n/a MPO302166  

16455 (1989 TK16)          Discovered 1989-Oct-04 by Debehogne, H. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 TK16 = 1995 DL4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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