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JPL Small-Body Database Browser
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437895 (2001 TL4)
Classification: Main-belt Asteroid          SPK-ID: 2437895
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786458222523967 5.0607e-08  
a 2.33305835677272 1.2144e-08 au
q 1.916267228264232 1.1688e-07 au
i 2.862806566866734 4.8302e-06 deg
node 242.4557442094109 0.00012215 deg
peri 112.9416551980289 0.00012416 deg
M 352.0043760204335 1.8798e-05 deg
tp 2458629.409241080407
(2019-May-25.90924108)
6.8049e-05 TDB
period 1301.627842372669
3.56
1.0163e-05
2.782e-08
d
yr
n .2765767512653809 2.1595e-09 deg/d
Q 2.749849485281208 1.4314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      6631 days (18.15 yr)  
   first obs. used      2001-10-07  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55864  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:47:13  

Additional Information
 Earth MOID = .913056 au 
 Jupiter MOID = 2.69748 au 
 T_jup = 3.546 
[ 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 17.9   n/a MPO450438  

437895 (2001 TL4)          Discovered 2001-Oct-07 by NEAT at Palomar
Reference: Last Updated: 2015-07-06

Alternate Designations
 2001 TL4 = 2008 SD172 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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