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JPL Small-Body Database Browser
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20771 (2000 QY150)
Classification: Main-belt Asteroid          SPK-ID: 2020771
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04699579132374455 4.2867e-08  
a 2.307277709477362 9.4904e-09 au
q 2.198845367716837 9.9942e-08 au
i 11.58969528933579 4.9964e-06 deg
node 347.4152549284847 1.7435e-05 deg
peri 158.0754391257417 4.7457e-05 deg
M 356.4287649827954 4.2569e-05 deg
tp 2458613.198843267311
(2019-May-09.69884327)
0.00015136 TDB
period 1280.112777290772
3.50
7.8981e-06
2.162e-08
d
yr
n .2812252220166907 1.7351e-09 deg/d
Q 2.415710051237888 9.9364e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1873  
   data-arc span      10367 days (28.38 yr)  
   first obs. used      1990-12-19  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46671  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:55:29  

Additional Information
 Earth MOID = 1.2121 au 
 Jupiter MOID = 2.57065 au 
 T_jup = 3.558 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO474039  
diameter diameter 9.096 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.29981 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.073   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20771 (2000 QY150)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 QY150 = 1990 YO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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