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150730 (2001 QN44)
Classification: Main-belt Asteroid          SPK-ID: 2150730
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952648151828254 5.0001e-08  
a 2.387780279625872 9.7424e-09 au
q 1.921530804627531 1.1852e-07 au
i 1.476198654467919 5.6335e-06 deg
node 21.09385869110573 0.00015912 deg
peri 354.7805270805025 0.00015952 deg
M 48.8892178171212 1.1134e-05 deg
tp 2459017.479154744057
(2020-Jun-16.97915474)		 4.1212e-05 TDB
period 1347.689884068164
3.69		 8.2481e-06
2.258e-08		 d
yr
n .2671237680535945 1.6348e-09 deg/d
Q 2.854029754624213 1.1645e-08 au
   Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-07-21  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:19:48  

Additional Information
 Earth MOID = .921396 au 
 Jupiter MOID = 2.61075 au 
 T_jup = 3.507 
[ 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 16.7   n/a MPO436761  

150730 (2001 QN44)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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