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120419 (2308 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2120419
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688689416387535 4.2886e-08  
a 2.361510361418816 1.1895e-08 au
q 1.962724606017071 9.9195e-08 au
i 7.201354088394518 5.6098e-06 deg
node 14.32232710481339 3.2943e-05 deg
peri 219.5386984517202 3.6537e-05 deg
M 218.3330967212359 1.7376e-05 deg
tp 2459722.113844708449
(2022-May-22.61384471)
6.5752e-05 TDB
period 1325.510615034317
3.63
1.0015e-05
2.742e-08
d
yr
n .2715934492842063 2.052e-09 deg/d
Q 2.760296116820562 1.3903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      482  
   data-arc span      18197 days (49.82 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58091  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:00  

Additional Information
 Earth MOID = .957199 au 
 Jupiter MOID = 2.25057 au 
 T_jup = 3.521 
[ 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 16.3   n/a MPO436581  

120419 (2308 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2308 T-1 = 2000 GW79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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