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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02799616040694216 6.2029e-08  
a 2.588634192974933 2.0276e-08 AU
q 2.516162374873511 1.6358e-07 AU
i 14.36067768192639 6.5544e-06 deg
node 141.5994474420077 2.6005e-05 deg
peri 122.2256838566019 0.00013456 deg
M 259.6786307903358 0.00013292 deg
tp 2457424.431221149335
(2016-Feb-05.93122115)
0.00056151 JED
period 1521.263523574982
4.16
1.7874e-05
4.894e-08
d
yr
n .236645390112291 2.7804e-09 deg/d
Q 2.661106011076354 2.0844e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      806  
   data-arc span      22195 days (60.77 yr)  
   first obs. used      1954-09-07  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54864  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:20:52  

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
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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