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15664 (4050 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2015664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456269785840987 4.9683e-08  
a 2.552801251025024 9.154e-09 au
q 2.181044517912543 1.2568e-07 au
i 5.078592243782289 3.0794e-06 deg
node 135.5283645307544 5.2173e-05 deg
peri 284.4140501728939 5.3338e-05 deg
M 178.8774726054387 1.1075e-05 deg
tp 2458460.252273642086
(2018-Dec-07.75227364)
4.5443e-05 TDB
period 1489.78615142143
4.08
8.0133e-06
2.194e-08
d
yr
n .2416454198184873 1.2998e-09 deg/d
Q 2.924557984137506 1.0487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1619  
   data-arc span      17964 days (49.18 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:05:23  

Additional Information
 Earth MOID = 1.19967 au 
 Jupiter MOID = 2.39871 au 
 T_jup = 3.419 
[ 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 14.62   n/a E2021B10  

15664 (4050 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4050 T-3 = 4204 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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