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15909 (1997 TM17)
Classification: Main-belt Asteroid          SPK-ID: 2015909
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449392551856968 4.2534e-08  
a 2.286194893248249 8.675e-09 au
q 1.954835508211504 9.7721e-08 au
i 6.789152270962403 5.1115e-06 deg
node 257.5524328939651 3.2391e-05 deg
peri 25.56859205659266 3.5921e-05 deg
M 288.6644073568938 1.7042e-05 deg
tp 2459250.691225963477
(2021-Feb-05.19122596)
6.0383e-05 TDB
period 1262.607318585945
3.46
7.1865e-06
1.968e-08
d
yr
n .2851242779134065 1.6229e-09 deg/d
Q 2.617554278284993 9.9324e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1484  
   data-arc span      9640 days (26.39 yr)  
   first obs. used      1993-07-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:05:13  

Additional Information
 Earth MOID = .940868 au 
 Jupiter MOID = 2.51101 au 
 T_jup = 3.578 
[ 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 14.5   n/a MPO492928  
diameter diameter 4.286 km 0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.208   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15909 (1997 TM17)          Discovered 1997-Oct-08 by Kobayashi, T. at Oizumi
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 TM17 = 1993 OK 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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