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259028 (2002 TW217)
Classification: Main-belt Asteroid          SPK-ID: 2259028
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962415347768304 7.0211e-08  
a 2.606303136456174 1.978e-08 au
q 2.094838208864347 1.7371e-07 au
i 2.185290005553011 7.1292e-06 deg
node 295.6056594479452 0.00018612 deg
peri 59.67948636053035 0.00018785 deg
M 83.96567719915457 2.4056e-05 deg
tp 2458642.044613341391
(2019-Jun-07.54461334)
0.00010065 TDB
period 1536.865341906615
4.21
1.7495e-05
4.79e-08
d
yr
n .2342430336501627 2.6666e-09 deg/d
Q 3.117768064048 2.3661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      6315 days (17.29 yr)  
   first obs. used      2002-10-05  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60803  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 11:41:14  

Additional Information
 Earth MOID = 1.0912 au 
 Jupiter MOID = 2.33272 au 
 T_jup = 3.383 
[ 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 17.1   n/a MPO413176  

259028 (2002 TW217)          Discovered 2002-Oct-05 by NEAT at Palomar
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2002 TW217 = 2006 PU12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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