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17448 (1990 HU1)
Classification: Main-belt Asteroid          SPK-ID: 2017448
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02799617216025509 7.2074e-08  
a 2.588634197612388 2.4402e-08 AU
q 2.516162348956108 1.829e-07 AU
i 14.36067931967619 7.158e-06 deg
node 141.599434736869 3.0138e-05 deg
peri 122.2256986820886 0.0001369 deg
M 259.678626468531 0.00013546 deg
tp 2457424.431240551312
(2016-Feb-05.93124055)
0.00057287 JED
period 1521.263527662924
4.16
2.151e-05
5.889e-08
d
yr
n .2366453894763771 3.3461e-09 deg/d
Q 2.661106046268668 2.5085e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      21738 days (59.52 yr)  
   first obs. used      1954-09-07  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55686  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:50:49  

Additional Information
 Earth MOID = 1.52176 AU 
 T_jup = 3.376 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO244341  

17448 (1990 HU1)          Discovered 1990-Apr-27 by McNaught, R. H. at Siding Spring (413)
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 HU1 = 1994 ER6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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