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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901413966211389 4.7204e-08  
a 2.389931357060179 1.3457e-08 au
q 1.935506471000102 1.1132e-07 au
i 2.130772848328972 6.3301e-06 deg
node 174.9659012802825 0.00012511 deg
peri 122.1398114152195 0.00012655 deg
M 144.6522767829776 1.8672e-05 deg
tp 2457058.250274335178
(2015-Feb-04.75027434)
6.9459e-05 JED
period 1349.511432386302
3.69
1.1398e-05
3.121e-08
d
yr
n .2667632087884002 2.2532e-09 deg/d
Q 2.844356243120255 1.6016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      941  
   data-arc span      23183 days (63.47 yr)  
   first obs. used      1952-09-15  
   last obs. used      2016-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52973  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:26:51  

Additional Information
 Earth MOID = .92037 au 
 Jupiter MOID = 2.35611 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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