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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05174755502322232 5.6299e-08  
a 3.110350960597919 2.0666e-08 au
q 2.949397903122846 1.7064e-07 au
i 14.83563847449039 6.146e-06 deg
node 328.6745807260995 1.6159e-05 deg
peri 192.4822476227066 4.4386e-05 deg
M 156.3883593875702 4.081e-05 deg
tp 2458526.108895705073
(2019-Feb-11.60889571)
0.00022721 TDB
period 2003.606910215326
5.49
1.9969e-05
5.467e-08
d
yr
n .1796759624677632 1.7908e-09 deg/d
Q 3.271304018072992 2.1736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1339  
   data-arc span      14756 days (40.40 yr)  
   first obs. used      1981-02-09  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49037  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 13:58:34  

Additional Information
 Earth MOID = 1.9612 au 
 Jupiter MOID = 1.74117 au 
 T_jup = 3.166 
[ 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 13.29   n/a MPCxxxxx  
diameter diameter 10.100 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.13834 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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

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