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16652 (1993 TT12)
Classification: Main-belt Asteroid          SPK-ID: 2016652
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776507986800315 4.6662e-08  
a 2.344952331972512 1.3244e-08 au
q 1.928369677330993 1.1006e-07 au
i 4.196137146028631 5.7391e-06 deg
node 67.76274928451977 7.1696e-05 deg
peri 240.1189428991469 7.3562e-05 deg
M 178.2753664437142 1.7597e-05 deg
tp 2456950.986335577272
(2014-Oct-20.48633558)
6.2932e-05 JED
period 1311.594102183523
3.59
1.1112e-05
3.042e-08
d
yr
n .274475159198015 2.3253e-09 deg/d
Q 2.761534986614031 1.5597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      14783 days (40.47 yr)  
   first obs. used      1975-10-10  
   last obs. used      2016-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59487  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:25:37  

Additional Information
 Earth MOID = .917301 au 
 Jupiter MOID = 2.47963 au 
 T_jup = 3.537 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO365452  

16652 (1993 TT12)          Discovered 1993-Oct-13 by Holt, H. E. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 TT12 = 1975 TS6 = 1986 WJ4 = 1993 TZ23 = 1997 WO45 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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