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JPL Small-Body Database Browser
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215966 (2005 QD38)
Classification: Main-belt Asteroid          SPK-ID: 2215966
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07689447509615255 7.7946e-08  
a 3.102324578014949 3.444e-08 au
q 2.863772958010597 2.4252e-07 au
i 7.323057458149552 8.559e-06 deg
node 202.4243923932744 4.641e-05 deg
peri 147.4147185486032 6.0538e-05 deg
M 185.4884158127621 4.1994e-05 deg
tp 2459568.000141924467
(2021-Dec-19.50014192)
0.00024163 TDB
period 1995.856336500322
5.46
3.3235e-05
9.099e-08
d
yr
n .1803737039667143 3.0036e-09 deg/d
Q 3.340876198019301 3.7088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      257  
   data-arc span      8960 days (24.53 yr)  
   first obs. used      1994-09-29  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:32:10  

Additional Information
 Earth MOID = 1.86077 au 
 Jupiter MOID = 2.03542 au 
 T_jup = 3.204 
[ 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 MPO254383  
diameter diameter 5.459 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215966 (2005 QD38)          Discovered 2005-Aug-25 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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