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249565 (2298 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2249565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2970210375069026 9.2391e-08  
a 2.582950321080273 1.7438e-08 au
q 1.815759736884223 2.4336e-07 au
i 4.834531049083855 6.7289e-06 deg
node 209.3203503252265 8.9301e-05 deg
peri 159.9798039310145 9.4284e-05 deg
M 101.3261271983415 3.0936e-05 deg
tp 2458573.732390951314
(2019-Mar-31.23239095)
0.00012673 TDB
period 1516.25591054902
4.15
1.5354e-05
4.204e-08
d
yr
n .2374269392754735 2.4043e-09 deg/d
Q 3.350140905276323 2.2617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      319  
   data-arc span      15457 days (42.32 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54967  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:55  

Additional Information
 Earth MOID = .816351 au 
 Jupiter MOID = 2.12375 au 
 T_jup = 3.355 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO321270  

249565 (2298 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

Alternate Designations
 2298 T-3 = 2002 TC39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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