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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778276057478883 5.0621e-08  
a 2.345235440616168 1.5206e-08 AU
q 1.928187837296301 1.201e-07 AU
i 4.196227410719619 5.8248e-06 deg
node 67.77084956065087 8.3511e-05 deg
peri 240.2242836428287 8.5407e-05 deg
M 318.587221377591 1.8414e-05 deg
tp 2456951.407202984966
(2014-Oct-20.90720299)
6.7317e-05 JED
period 1311.831634624749
3.59
1.2758e-05
3.493e-08
d
yr
n .2744254601719363 2.6689e-09 deg/d
Q 2.762283043936035 1.791e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      14121 days (38.66 yr)  
   first obs. used      1975-10-10  
   last obs. used      2014-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5709  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:59:11  

Additional Information
 Earth MOID = .916678 AU 
 T_jup = 3.536 
[ 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 14.4 mag n/a MPO263495  

16652 (1993 TT12)          Discovered 1993-Oct-13 by Holt, H. E. at Palomar (675)
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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