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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0520284951830873 5.6331e-08  
a 3.106777127828973 2.0159e-08 au
q 2.945136188998798 1.7079e-07 au
i 14.82692162321887 6.1581e-06 deg
node 328.6919335126357 1.6634e-05 deg
peri 190.7220035217528 4.6016e-05 deg
M 123.0121669711269 4.1848e-05 deg
tp 2458517.046229201385
(2019-Feb-02.54622920)
0.00023264 TDB
period 2000.154647671983
5.48
1.9467e-05
5.33e-08
d
yr
n .1799860827856539 1.7518e-09 deg/d
Q 3.268418066659149 2.1208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1302  
   data-arc span      14403 days (39.43 yr)  
   first obs. used      1981-02-09  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48698  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:02:04  

Additional Information
 Earth MOID = 1.95585 au 
 Jupiter MOID = 1.74409 au 
 T_jup = 3.167 
[ 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1950-Nov-05 01:44 00:02 Jupiter 1.73601873257683 1.73601816999523 1.73601929516198 4.65562492177131 4.54961773733581 2433590.572487228 1.70192889498721 355.336971075744 24.4121813255092 88.1078427685862 2753843.82776376 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 02:02:09 2021-Apr-13 02:02
2021-Aug-24 15:35 < 00:01 Jupiter 1.76033565993801 1.76033510558678 1.76033621429373 4.76734920765302 4.6653270432827 2459451.149646209 0.349807070718851 260.0302279376 20.0992914822403 86.219902851352 2906001.17509932 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 02:02:09 2021-Apr-13 02:02
2082-May-08 20:08 00:02 Jupiter 1.91041128091387 1.91041009348261 1.91041246841723 3.77202878544816 3.65259599934223 2481623.338711745 2.26854240548604 855.300246191871 40.5558097156659 86.5556836236614 2641595.8418741 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 02:02:09 2021-Apr-13 02:02
2092-Jun-12 17:25 00:02 Jupiter 1.83385240013996 1.83385115607946 1.83385364422787 4.83345474117753 4.73693167778351 2485311.225635822 2.21559720048114 399.133438234677 22.9072776946255 81.8155113749955 2633366.76236391 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 02:02:09 2021-Apr-13 02:02
2153-Feb-09 19:59 00:04 Jupiter 1.82174866193036 1.82174704852869 1.82175027546343 4.16501549137475 4.05184569382443 2507467.332792226 4.19394629777786 977.006291314148 48.2280046906608 85.6034505679183 2632793.50465168 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 02:02:09 2021-Apr-13 02:02
2163-Apr-01 18:29 00:04 Jupiter 1.94708125926791 1.94707854468355 1.94708397391624 4.86109382102464 4.7707640716681 2511170.270391053 4.1772515576289 588.788756062804 23.2596096887365 76.8981019726399 2836666.29283823 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 02:02:09 2021-Apr-13 02:02

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