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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1450694677663917 3.4823e-08  
a 2.286424984775507 7.9594e-09 au
q 1.954734529146344 8.2061e-08 au
i 6.788885619286525 3.916e-06 deg
node 257.5519697509492 3.205e-05 deg
peri 25.5694459649705 3.5471e-05 deg
M 345.6945708138148 1.7158e-05 deg
tp 2459250.680184500955
(2021-Feb-05.18018450)
6.0309e-05 TDB
period 1262.797933933291
3.46
6.594e-06
1.805e-08
d
yr
n .2850812393069829 1.4886e-09 deg/d
Q 2.61811544040467 9.1141e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1815  
   data-arc span      9856 days (26.98 yr)  
   first obs. used      1993-07-16  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48606  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:12:15  

Additional Information
 Earth MOID = .938885 au 
 Jupiter MOID = 2.50961 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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