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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02799616115401079 7.1105e-08  
a 2.588634193831025 2.4047e-08 AU
q 2.516162373771749 1.8098e-07 AU
i 14.36067945301422 7.1418e-06 deg
node 141.599432106764 2.9742e-05 deg
peri 122.2257042898531 0.00013676 deg
M 259.6786248251276 0.0001354 deg
tp 2457424.431246567005
(2016-Feb-05.93124657)
0.0005726 JED
period 1521.263524329632
4.16
2.1197e-05
5.803e-08
d
yr
n .2366453899948988 3.2974e-09 deg/d
Q 2.661106013890301 2.472e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      22029 days (60.31 yr)  
   first obs. used      1954-09-07  
   last obs. used      2014-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56864  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:35:31  

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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