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17468 (1990 WT6)
Classification: Main-belt Asteroid          SPK-ID: 2017468
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .153061091556865 2.9878e-08  
a 2.28597101701002 7.6467e-09 au
q 1.93607779787911 6.7834e-08 au
i 4.731796340651991 3.534e-06 deg
node 173.6307897815213 3.8519e-05 deg
peri 241.5666734550452 4.0267e-05 deg
M 202.829541435775 1.196e-05 deg
tp 2459551.653952380024
(2021-Dec-03.15395238)
4.3185e-05 TDB
period 1262.421861394071
3.46
6.3343e-06
1.734e-08
d
yr
n .2851661643457744 1.4308e-09 deg/d
Q 2.63586423614093 8.8171e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1372  
   data-arc span      17981 days (49.23 yr)  
   first obs. used      1971-03-26  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53669  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:10:37  

Additional Information
 Earth MOID = .952568 au 
 Jupiter MOID = 2.70884 au 
 T_jup = 3.582 
[ 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 15.3   n/a MPO332981  
diameter diameter 2.707 km 0.653 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.183   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

17468 (1990 WT6)          Discovered 1990-Nov-21 by Elst, E. W. at La Silla
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 WT6 = 1993 PM5 = 3344 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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