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JPL Small-Body Database Browser
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523992 (1999 TO74)
Classification: Main-belt Asteroid          SPK-ID: 2523992
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08074834431959557 7.6226e-08  
a 2.766071057000197 3.6128e-08 au
q 2.542715398877077 2.147e-07 au
i 14.62469402132574 8.3874e-06 deg
node 186.949269520563 3.1975e-05 deg
peri 4.359282692858124 6.0691e-05 deg
M 270.9767906260516 5.3859e-05 deg
tp 2459016.022142604297
(2020-Jun-15.52214260)
0.00025357 TDB
period 1680.325528471927
4.60
3.292e-05
9.013e-08
d
yr
n .2142442008408815 4.1974e-09 deg/d
Q 2.989426715123316 3.9045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      96  
   data-arc span      9339 days (25.57 yr)  
   first obs. used      1993-06-12  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67951  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:47:13  

Additional Information
 Earth MOID = 1.54377 au 
 Jupiter MOID = 1.96657 au 
 T_jup = 3.287 
[ 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 16.4   .41301 E2018V16 autocmod 2.6q

523992 (1999 TO74)          Discovered 1999-Oct-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

[ show close-approach data ]
Alternate Designations
 1999 TO74 = 2014 WZ355 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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