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173455 (2000 QE41)
Classification: Main-belt Asteroid          SPK-ID: 2173455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2409661071110821 3.8974e-08  
a 2.783334433444601 1.7813e-08 au
q 2.112645170229226 1.0727e-07 au
i 10.53087702919151 6.4476e-06 deg
node 318.2440874722986 3.1156e-05 deg
peri 303.023063918529 3.48e-05 deg
M 136.7120640879563 1.6564e-05 deg
tp 2458356.403624772632
(2018-Aug-25.90362477)
7.5511e-05 TDB
period 1696.080712618539
4.64
1.6282e-05
4.458e-08
d
yr
n .2122540497758532 2.0376e-09 deg/d
Q 3.454023696659975 2.2105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      477  
   data-arc span      7892 days (21.61 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51904  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:21:10  

Additional Information
 Earth MOID = 1.1185 au 
 Jupiter MOID = 1.78381 au 
 T_jup = 3.265 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO449898  

173455 (2000 QE41)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2000 QE41 = 2004 HN48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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