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150742 (2001 QY85)
Classification: Main-belt Asteroid          SPK-ID: 2150742
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2752967568890983 4.7513e-08  
a 2.606226363490681 1.0134e-08 au
q 1.888740697902829 1.2214e-07 au
i 3.941339441051266 4.7146e-06 deg
node 6.193829454077949 6.8435e-05 deg
peri 54.69161899765484 6.915e-05 deg
M 174.7481439218153 7.4793e-06 deg
tp 2458454.520834631724
(2018-Dec-02.02083463)		 3.1155e-05 TDB
period 1536.797436044489
4.21		 8.9632e-06
2.454e-08		 d
yr
n .2342533840546948 1.3663e-09 deg/d
Q 3.323712029078534 1.2924e-08 au
   Orbit Determination Parameters
   # obs. used (total)      469  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      2001-08-22  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52135  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 00:24:51  

Additional Information
 Earth MOID = .903984 au 
 Jupiter MOID = 2.05034 au 
 T_jup = 3.354 
[ 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 16.72   n/a E2021B55  

150742 (2001 QY85)          Discovered 2001-Aug-22 by Yeung, W. K. Y. at Desert Eagle
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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