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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07017469822635498 9.0976e-08  
a 1.976811783961764 1.2483e-08 AU
q 1.838089613571945 1.8752e-07 AU
i 19.1050100291812 7.3498e-06 deg
node 6.32920487543265 2.0105e-05 deg
peri 199.305377815467 5.68e-05 deg
M 274.8106417604832 5.3835e-05 deg
tp 2457240.731113654147
(2015-Aug-06.23111365)
0.00015211 JED
period 1015.187843912834
2.78
9.6158e-06
2.633e-08
d
yr
n .3546141752569195 3.3589e-09 deg/d
Q 2.115533954351583 1.3359e-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 = .8436 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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