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JPL Small-Body Database Browser
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65581 (4275 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2065581
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698913562468942 3.8291e-08  
a 2.29828108642628 1.0423e-08 au
q 1.907822995616734 8.8225e-08 au
i 6.912942253545963 5.0157e-06 deg
node 158.1698641545578 4.431e-05 deg
peri 155.1099592448558 4.7431e-05 deg
M 67.89309611475929 1.7934e-05 deg
tp 2458360.491703274221
(2018-Aug-29.99170327)
6.3065e-05 TDB
period 1272.632885606424
3.48
8.6575e-06
2.37e-08
d
yr
n .2828781214689858 1.9244e-09 deg/d
Q 2.688739177235826 1.2194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      16487 days (45.14 yr)  
   first obs. used      1973-09-19  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5777  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:06:21  

Additional Information
 Earth MOID = .895854 au 
 Jupiter MOID = 2.5988 au 
 T_jup = 3.564 
[ 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 16.2   n/a MPO453050  

65581 (4275 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4275 T-2 = 2001 TT151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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