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JPL Small-Body Database Browser
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74929 (1999 TF156)
Classification: Main-belt Asteroid          SPK-ID: 2074929
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505035748911848 4.5338e-08  
a 2.523102438043112 1.0384e-08 au
q 2.14336650130096 1.154e-07 au
i 3.326635023508134 3.6759e-06 deg
node 113.4661774503229 9.3687e-05 deg
peri 250.353755197586 9.4863e-05 deg
M 338.8930532262494 1.57e-05 deg
tp 2458686.326947331457
(2019-Jul-21.82694733)
6.3869e-05 TDB
period 1463.864071413218
4.01
9.0374e-06
2.474e-08
d
yr
n .245924472791012 1.5182e-09 deg/d
Q 2.902838374785265 1.1947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1052  
   data-arc span      7356 days (20.14 yr)  
   first obs. used      1999-10-07  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:49:54  

Additional Information
 Earth MOID = 1.14288 au 
 Jupiter MOID = 2.55077 au 
 T_jup = 3.437 
[ 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 15.2   n/a MPO449472  

74929 (1999 TF156)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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