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150736 (2001 QW51)
Classification: Main-belt Asteroid          SPK-ID: 2150736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693541691311984 6.2046e-08  
a 2.53498612397305 1.6639e-08 au
q 2.105675655188477 1.6001e-07 au
i 6.621475895963363 6.434e-06 deg
node 104.6479216210227 3.9381e-05 deg
peri 184.4299199935202 4.143e-05 deg
M 308.5311933566371 1.4138e-05 deg
tp 2459411.267383693065
(2021-Jul-15.76738369)
5.886e-05 TDB
period 1474.218329079671
4.04
1.4515e-05
3.974e-08
d
yr
n .2441972080382026 2.4043e-09 deg/d
Q 2.964296592757623 1.9457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      6851 days (18.76 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:19:49  

Additional Information
 Earth MOID = 1.08746 au 
 Jupiter MOID = 2.20613 au 
 T_jup = 3.419 
[ 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 15.97   n/a E2021B55  

150736 (2001 QW51)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1951-Sep-21 06:45 00:02 Hebe 0.0391077850565315 0.0390967207026699 0.0391188508760302 6.09312821236577 6.09312818627698 2433910.781117009 1.69705259687324 669.885163881645 64.5745890625867 -34.7503591807561 52122.6777910118 T 20 CATAB v2.0f-lin.ifort 2021-Apr-13 19:19:50 2021-Apr-13 19:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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