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JPL Small-Body Database Browser
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66700 (1999 TC85)
Classification: Main-belt Asteroid          SPK-ID: 2066700
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1455418137728845 4.7693e-08  
a 2.376211156829862 9.8233e-09 au
q 2.03037307515748 1.1195e-07 au
i 4.685754454411073 5.4878e-06 deg
node 334.9999110780298 4.6971e-05 deg
peri 67.64560277751232 5.1093e-05 deg
M 177.1999271409182 1.8049e-05 deg
tp 2458341.952643049176
(2018-Aug-11.45264305)
6.6328e-05 TDB
period 1337.907144362205
3.66
8.2964e-06
2.271e-08
d
yr
n .2690769695916498 1.6686e-09 deg/d
Q 2.722049238502244 1.1253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1060  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56006  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:23:14  

Additional Information
 Earth MOID = 1.04417 au 
 Jupiter MOID = 2.67959 au 
 T_jup = 3.522 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO313891  

66700 (1999 TC85)          Discovered 1999-Oct-14 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TC85 = 2001 AF19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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