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160049 (1999 TF189)
Classification: Main-belt Asteroid          SPK-ID: 2160049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252827358396898 5.0395e-08  
a 2.650280593452384 1.3847e-08 au
q 2.318246189961833 1.3861e-07 au
i 15.10913502291008 5.4161e-06 deg
node 355.6004072204366 1.5629e-05 deg
peri 351.0987657282137 2.4417e-05 deg
M .8567068363480138 1.7718e-05 deg
tp 2459196.749700574929
(2020-Dec-13.24970057)
7.7553e-05 TDB
period 1575.927418509858
4.31
1.235e-05
3.381e-08
d
yr
n .2284369164288058 1.7902e-09 deg/d
Q 2.982314996942935 1.5581e-08 au
  Orbit Determination Parameters
   # obs. used (total)      638  
   data-arc span      21989 days (60.20 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:00:51  

Additional Information
 Earth MOID = 1.31139 au 
 Jupiter MOID = 2.44804 au 
 T_jup = 3.330 
[ 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 15.18   n/a E2021B55  

160049 (1999 TF189)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 1999 TF189 = 2003 QY19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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