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65662 (1986 QD1)
Classification: Main-belt Asteroid          SPK-ID: 2065662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1999825823892799 4.29e-08  
a 2.277961367861149 7.5218e-09 au
q 1.82240877093326 9.8824e-08 au
i 8.529227724126329 4.7343e-06 deg
node 133.2142711175661 3.1308e-05 deg
peri 263.78424750 3.3472e-05 deg
M 254.4334210446638 1.2037e-05 deg
tp 2459368.749279478571
(2021-Jun-03.24927948)
4.2697e-05 TDB
period 1255.792713225782
3.44
6.2199e-06
1.703e-08
d
yr
n .286671515297505 1.4199e-09 deg/d
Q 2.733513964789039 9.026e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      11982 days (32.80 yr)  
   first obs. used      1986-08-26  
   last obs. used      2019-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 12:53:10  

Additional Information
 Earth MOID = .852685 au 
 Jupiter MOID = 2.73256 au 
 T_jup = 3.566 
[ 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 15.5   n/a MPO385234  
diameter diameter 2.233 km 0.561 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65662 (1986 QD1)          Discovered 1986-Aug-26 by Debehogne, H. at La Silla
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1986 QD1 = 2000 SU221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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