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17371 (1981 DT)
Classification: Main-belt Asteroid          SPK-ID: 2017371
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05227554455577735 5.8304e-08  
a 3.101975669670926 2.1263e-08 au
q 2.939818202340106 1.7825e-07 au
i 14.8224289459428 6.3483e-06 deg
node 328.7351609428172 1.6865e-05 deg
peri 188.8522913448747 4.6332e-05 deg
M 16.65940869904275 4.2217e-05 deg
tp 2458508.155062974373
(2019-Jan-24.65506297)
0.00023402 TDB
period 1995.519644772028
5.46
2.0518e-05
5.618e-08
d
yr
n .180404137309872 1.8549e-09 deg/d
Q 3.264133137001746 2.2375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1221  
   data-arc span      13970 days (38.25 yr)  
   first obs. used      1981-02-09  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48065  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:30:36  

Additional Information
 Earth MOID = 1.95115 au 
 Jupiter MOID = 1.75031 au 
 T_jup = 3.168 
[ 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 13.3   n/a MPO395170  
diameter diameter 10.100 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17371 (1981 DT)          Discovered 1981-Feb-28 by Bus, S. J. at Siding Spring
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1981 DT = 1997 CU15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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