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17710 (1997 WT2)
Classification: Main-belt Asteroid          SPK-ID: 2017710
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07158560908883432 3.7376e-08  
a 2.284816158783411 8.7467e-09 au
q 2.12125620240089 8.331e-08 au
i 7.517982055834393 4.1036e-06 deg
node 73.23506232457831 3.5368e-05 deg
peri 5.521805200759684 5.2104e-05 deg
M 183.0271357374805 3.6266e-05 deg
tp 2459620.625368782799
(2022-Feb-10.12536878)
0.0001266 TDB
period 1261.465330812798
3.45
7.2437e-06
1.983e-08
d
yr
n .2853823971270315 1.6387e-09 deg/d
Q 2.448376115165932 9.3728e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1007  
   data-arc span      9879 days (27.05 yr)  
   first obs. used      1992-04-07  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57326  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:10:30  

Additional Information
 Earth MOID = 1.13675 au 
 Jupiter MOID = 2.7133 au 
 T_jup = 3.588 
[ 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 15.4   n/a MPO332983  
diameter diameter 2.383 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.163   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17710 (1997 WT2)          Discovered 1997-Nov-23 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WT2 = 1999 JE30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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