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279192 (2009 TY2)
Classification: Main-belt Asteroid          SPK-ID: 2279192
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05763215343539208 6.2961e-08  
a 2.687269258047808 3.0356e-08 au
q 2.532396143845784 1.717e-07 au
i 13.62058585225633 5.6887e-06 deg
node 108.386705202055 3.1397e-05 deg
peri 286.9931747151628 6.3164e-05 deg
M 136.3977520619878 5.6426e-05 deg
tp 2458390.864968662638
(2018-Sep-29.36496866)
0.00025225 TDB
period 1609.033931744783
4.41
2.7264e-05
7.464e-08
d
yr
n .2237367359988661 3.7911e-09 deg/d
Q 2.842142372249832 3.2105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      6690 days (18.32 yr)  
   first obs. used      2002-01-04  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:37:36  

Additional Information
 Earth MOID = 1.58006 au 
 Jupiter MOID = 2.4295 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457407.5 (2016-Jan-20.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05630419423032905 6.2738e-08  
q 2.537702234373723 1.7096e-07 au
tp 2456783.761099775958
(2014-May-06.26109978)
0.00026149 TDB
node 108.4341488200518 3.1391e-05 deg
peri 287.6274030268929 6.4451e-05 deg
i 13.61877165418527 5.6883e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      6690 days (18.32 yr)  
   first obs. used      2002-01-04  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62476  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:37:36  

Additional Information
 Jupiter MOID = 2.4295 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.936023978258203E-15 -1.057326608912461E-14 -2.615719578414834E-12 -1.392941928463831E-14 -5.995924540602998E-13 6.712453618847401E-15
q -1.057326608912461E-14 2.922586035192991E-14 5.950191555559644E-12 3.561012792842135E-14 1.434933003212887E-12 -1.580228024062746E-14
tp -2.615719578414834E-12 5.950191555559644E-12 6.837627636702243E-8 3.013151618886484E-11 1.479076989793152E-8 -1.989533861275136E-11
node -1.392941928463831E-14 3.561012792842135E-14 3.013151618886484E-11 9.854187733427837E-10 -9.505509637506732E-10 1.331851689071051E-11
peri -5.995924540602998E-13 1.434933003212887E-12 1.479076989793152E-8 -9.505509637506732E-10 4.15394940980466E-9 -1.71677446521907E-11
i 6.712453618847401E-15 -1.580228024062746E-14 -1.989533861275136E-11 1.331851689071051E-11 -1.71677446521907E-11 3.235643372896865E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO470953  

279192 (2009 TY2)          Discovered 2009-Oct-13 by Lowe, A. at Mayhill
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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