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17406 (1987 DO)
Classification: Main-belt Asteroid          SPK-ID: 2017406
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1705266010346532 3.4968e-08  
a 2.369198106301752 6.4325e-09 au
q 1.965186806056378 8.2046e-08 au
i 2.72632963172986 3.9789e-06 deg
node 143.8476106707773 8.0304e-05 deg
peri 357.7229024635981 8.1212e-05 deg
M 105.0854660160695 1.1458e-05 deg
tp 2458811.687117553836
(2019-Nov-24.18711755)
4.2187e-05 TDB
period 1331.988551672928
3.65
5.4247e-06
1.485e-08
d
yr
n .2702725932200044 1.1007e-09 deg/d
Q 2.773209406547127 7.5294e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1781  
   data-arc span      12185 days (33.36 yr)  
   first obs. used      1987-03-01  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50257  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:02:39  

Additional Information
 Earth MOID = .977916 au 
 Jupiter MOID = 2.24372 au 
 T_jup = 3.525 
[ 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 14.85   n/a E2021B10  

17406 (1987 DO)          Discovered 1987-Feb-25 by Niijima, T., Urata, T. at Ojima
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 DO = 1998 FC18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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