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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1900279687669358 5.8984e-08  
a 2.390457284715917 1.6349e-08 AU
q 1.936203542477226 1.4438e-07 AU
i 2.130482046448043 7.2678e-06 deg
node 174.9640960807649 0.00014322 deg
peri 122.241628114674 0.00014462 deg
M 344.5417687480447 1.8705e-05 deg
tp 2457058.466517212976
(2015-Feb-04.96651721)
7.0155e-05 JED
period 1349.956916580079
3.70
1.3849e-05
3.792e-08
d
yr
n .2666751772434396 2.7357e-09 deg/d
Q 2.844711026954607 1.9455e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      22564 days (61.78 yr)  
   first obs. used      1952-09-15  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53592  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:32:36  

Additional Information
 Earth MOID = .922582 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 (809)
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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