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JPL Small-Body Database Browser
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66718 (1999 TU104)
Classification: Main-belt Asteroid          SPK-ID: 2066718
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0769348548774102 4.2793e-08  
a 2.803018870735096 1.7851e-08 au
q 2.587369020696449 1.2618e-07 au
i 3.104017357748429 4.5558e-06 deg
node 293.2243131026991 8.6953e-05 deg
peri 158.616227069365 9.3322e-05 deg
M 79.71394810387544 3.2645e-05 deg
tp 2458620.949753318528
(2019-May-17.44975332)
0.00015522 TDB
period 1714.105147913091
4.69
1.6374e-05
4.483e-08
d
yr
n .2100221217107346 2.0063e-09 deg/d
Q 3.018668720773743 1.9224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      757  
   data-arc span      8907 days (24.39 yr)  
   first obs. used      1994-09-04  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5256  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:48:22  

Additional Information
 Earth MOID = 1.60434 au 
 Jupiter MOID = 2.11327 au 
 T_jup = 3.318 
[ 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 15.3   n/a MPO468595  
rotation period rot_per 12.80 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 [Result based on less than full coverage, so that the period may be wrong by 30 percent or so.]

66718 (1999 TU104)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TU104 = 2001 BH38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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