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JPL Small-Body Database Browser
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523987 (1999 TO58)
Classification: Main-belt Asteroid          SPK-ID: 2523987
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .153520767424827 1.6998e-07  
a 2.709462762196048 3.618e-08 au
q 2.29350395963472 4.4334e-07 au
i 13.21895151885291 1.1929e-05 deg
node 211.0188608264071 4.2446e-05 deg
peri 192.8184532502023 5.9413e-05 deg
M 133.9862197763366 3.5119e-05 deg
tp 2457994.209392456566
(2017-Aug-28.70939246)
0.00015588 TDB
period 1629.007961266358
4.46
3.2628e-05
8.933e-08
d
yr
n .220993395096819 4.4264e-09 deg/d
Q 3.125421564757378 4.1734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      7124 days (19.50 yr)  
   first obs. used      1999-10-06  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5065  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:47:12  

Additional Information
 Earth MOID = 1.30292 au 
 Jupiter MOID = 2.29406 au 
 T_jup = 3.309 
[ 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   .36512 MPO457222 autocmod 2.6q

523987 (1999 TO58)          Discovered 1999-Oct-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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