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JPL Small-Body Database Browser
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523989 (1999 TP68)
Classification: Main-belt Asteroid          SPK-ID: 2523989
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3172160064615578 3.1864e-07  
a 2.583667870493929 8.6606e-08 au
q 1.764087066592807 8.7988e-07 au
i 28.55059467870831 4.618e-05 deg
node 1.30269658538342 1.9891e-05 deg
peri 277.6479891867605 9.2405e-05 deg
M 303.0904446733375 0.00011317 deg
tp 2458840.292803424788
(2019-Dec-22.79280342)
0.00048781 TDB
period 1516.887783385639
4.15
7.6271e-05
2.088e-07
d
yr
n .2373280370130564 1.1933e-08 deg/d
Q 3.403248674395051 1.1408e-07 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      1999-10-09  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62448  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:47:12  

Additional Information
 Earth MOID = .9631 au 
 Jupiter MOID = 2.5008 au 
 T_jup = 3.188 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   .3087 MPO457223 autocmod 2.6q

523989 (1999 TP68)          Discovered 1999-Oct-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

Alternate Designations
 1999 TP68 = 2015 FY390 = 2016 RK18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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