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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02799616616394559 6.7075e-08  
a 2.588634195468278 2.2477e-08 AU
q 2.516162362394277 1.7311e-07 AU
i 14.36067795945164 7.0239e-06 deg
node 141.5994428412372 2.8207e-05 deg
peri 122.2256944346029 0.00013598 deg
M 259.6786236535078 0.0001347 deg
tp 2457424.431251920146
(2016-Feb-05.93125192)
0.00056942 JED
period 1521.26352577288
4.16
1.9813e-05
5.425e-08
d
yr
n .2366453897703894 3.0821e-09 deg/d
Q 2.66110602854228 2.3106e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      713  
   data-arc span      22051 days (60.37 yr)  
   first obs. used      1954-09-07  
   last obs. used      2015-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56436  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:48:54  

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 14.0 mag n/a MPO324470  

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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