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173307 (1999 UK62)
Classification: Main-belt Asteroid          SPK-ID: 2173307
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1044033547357723 4.2858e-08  
a 2.413559669892416 1.6262e-08 au
q 2.161575943500685 1.0373e-07 au
i 6.673506733817144 5.7118e-06 deg
node 319.1572597425699 4.8583e-05 deg
peri 129.7541564965831 6.2025e-05 deg
M 131.9297316506324 3.9792e-05 deg
tp 2458498.590211553037
(2019-Jan-15.09021155)
0.000149 TDB
period 1369.573951074133
3.75
1.3842e-05
3.79e-08
d
yr
n .2628554666344656 2.6566e-09 deg/d
Q 2.665543396284148 1.796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      534  
   data-arc span      7499 days (20.53 yr)  
   first obs. used      1999-10-13  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:26:16  

Additional Information
 Earth MOID = 1.18509 au 
 Jupiter MOID = 2.487 au 
 T_jup = 3.501 
[ 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 16.0   n/a MPO469857  

173307 (1999 UK62)          Discovered 1999-Oct-31 by CSS at Catalina
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2175-Oct-08 08:14 00:04 Thisb 0.0297332234991909 0.0297166383008302 0.0297499158935067 4.46838306725318 4.46838301593368 2515742.843245306 3.96980978085565 2942.3338640261 66.6181569232091 -73.6809626393866 64050.4633625236 T 15 CATAB v2.0f-lin.ifort 2020-May-21 03:26:37 2020-May-21 03:26

Alternate Designations
 1999 UK62 = 2003 YG10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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