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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2967972664346886 1.0614e-07  
a 2.582692564847875 2.091e-08 au
q 1.816156471559831 2.8231e-07 au
i 4.834795812716719 7.7665e-06 deg
node 209.330112752825 9.3497e-05 deg
peri 159.9789543915533 9.9139e-05 deg
M 6.364270598315124 3.4131e-05 deg
tp 2458573.698837535972
(2019-Mar-31.19883754)
0.00014345 TDB
period 1516.028952257987
4.15
1.8411e-05
5.041e-08
d
yr
n .2374624834597075 2.8838e-09 deg/d
Q 3.349228658135919 2.7116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      14023 days (38.39 yr)  
   first obs. used      1977-10-07  
   last obs. used      2016-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:36:00  

Additional Information
 Earth MOID = .81592 au 
 Jupiter MOID = 2.12132 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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