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173275 (1999 TQ16)
Classification: Main-belt Asteroid          SPK-ID: 2173275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289267124559863 5.6074e-08  
a 2.615896320838921 1.4516e-08 au
q 2.278637408067449 1.4648e-07 au
i 15.20885192058612 8.936e-06 deg
node 20.97140012133545 1.923e-05 deg
peri 290.4460730409302 3.9221e-05 deg
M 24.87367059070143 3.4787e-05 deg
tp 2458893.725733857395
(2020-Feb-14.22573386)
0.00014924 TDB
period 1545.358401011692
4.23
1.2863e-05
3.522e-08
d
yr
n .2329556689013505 1.939e-09 deg/d
Q 2.953155233610393 1.6387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      7683 days (21.03 yr)  
   first obs. used      1999-10-12  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55822  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:23:12  

Additional Information
 Earth MOID = 1.31658 au 
 Jupiter MOID = 2.43234 au 
 T_jup = 3.346 
[ 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 15.6   n/a MPO297131  

173275 (1999 TQ16)          Discovered 1999-Oct-14 by Sarounova, L. at Ondrejov
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 TQ16 = 2003 QU61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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