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15290 (1991 TF1)
Classification: Main-belt Asteroid          SPK-ID: 2015290
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398544796815622 3.636e-08  
a 3.178625555614483 2.213e-08 au
q 2.734080532431503 1.1942e-07 au
i 17.69183495850675 4.5827e-06 deg
node 170.4550555426124 1.3962e-05 deg
peri 275.4059549577129 2.1886e-05 deg
M 46.63785328407833 1.6489e-05 deg
tp 2459128.340285820924
(2020-Oct-05.84028582)
9.4115e-05 TDB
period 2069.938693713935
5.67
2.1617e-05
5.918e-08
d
yr
n .1739181943374753 1.8163e-09 deg/d
Q 3.623170578797463 2.5225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1596  
   data-arc span      10804 days (29.58 yr)  
   first obs. used      1991-10-12  
   last obs. used      2021-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46307  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:26:13  

Additional Information
 Earth MOID = 1.82074 au 
 Jupiter MOID = 1.76602 au 
 T_jup = 3.112 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457209.5 (2015-Jul-06.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1359558679133668 3.6517e-08  
q 2.747901548217882 1.1936e-07 au
tp 2457062.559991699136
(2015-Feb-09.05999170)
9.4854e-05 TDB
node 170.5214842768841 1.3947e-05 deg
peri 276.1734166762629 2.2228e-05 deg
i 17.69114919870258 4.5824e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1596  
   data-arc span      10804 days (29.58 yr)  
   first obs. used      1991-10-12  
   last obs. used      2021-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46307  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:26:13  

Additional Information
 Jupiter MOID = 1.76602 au 
 T_jup = 3.112 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.333500897020154E-15 -4.302687014634835E-15 -2.406697768827269E-13 9.923289420081832E-16 -3.803473105281184E-14 -4.116849422334461E-15
q -4.302687014634835E-15 1.424712406841131E-14 6.837509012336403E-13 -3.681826631447459E-15 1.123242725305565E-13 1.451359642644176E-14
tp -2.406697768827269E-13 6.837509012336403E-13 8.997366960236601E-9 -2.010891379335442E-12 1.664967828603716E-9 2.330112262157504E-12
node 9.923289420081832E-16 -3.681826631447459E-15 -2.010891379335442E-12 1.945066905090541E-10 -1.854909206534389E-10 7.987902675622319E-12
peri -3.803473105281184E-14 1.123242725305565E-13 1.664967828603716E-9 -1.854909206534389E-10 4.940827941930074E-10 -7.11139399967646E-12
i -4.116849422334461E-15 1.451359642644176E-14 2.330112262157504E-12 7.987902675622319E-12 -7.11139399967646E-12 2.099848812962214E-11

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 13.15   n/a E2021B10  
diameter diameter 13.309 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 14.33958 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.069   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15290 (1991 TF1)          Discovered 1991-Oct-12 by McNaught, R. H. at Siding Spring
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 TF1 = 1999 CU4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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