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46605 (1993 HQ1)
Classification: Inner Main-belt Asteroid          SPK-ID: 2046605
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06991267359783081 9.1064e-08  
a 1.976536286537233 1.2432e-08 au
q 1.838351350282287 1.8757e-07 au
i 19.10830099463891 7.351e-06 deg
node 6.320492701151971 2.0099e-05 deg
peri 199.3080657393757 5.6963e-05 deg
M 56.6648646996149 5.4187e-05 deg
tp 2457240.740397993604
(2015-Aug-06.24039799)
0.00015257 JED
period 1014.975629557857
2.78
9.5757e-06
2.622e-08
d
yr
n .3546883191242955 3.3463e-09 deg/d
Q 2.114721222792179 1.3301e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      13814 days (37.82 yr)  
   first obs. used      1977-07-16  
   last obs. used      2015-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59168  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:38:57  

Additional Information
 Earth MOID = .842456 au 
 Jupiter MOID = 2.85173 au 
 T_jup = 3.794 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0 mag n/a MPO324727  

46605 (1993 HQ1)          Discovered 1993-Apr-18 by McNaught, R. H. at Siding Spring
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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