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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1395343839636314 3.7472e-08  
a 3.177579450618262 2.3969e-08 au
q 2.734197859480748 1.2488e-07 au
i 17.69081549376285 4.8143e-06 deg
node 170.465318733035 1.4266e-05 deg
peri 275.4620034237036 2.2684e-05 deg
M 337.708117322959 1.7784e-05 deg
tp 2459128.611259872513
(2020-Oct-06.11125987)
0.00010271 TDB
period 2068.916933678503
5.66
2.3409e-05
6.409e-08
d
yr
n .174004085973585 1.9688e-09 deg/d
Q 3.620961041755775 2.7313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1440  
   data-arc span      10619 days (29.07 yr)  
   first obs. used      1991-10-12  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47916  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:59:28  

Additional Information
 Earth MOID = 1.82079 au 
 Jupiter MOID = 1.76777 au 
 T_jup = 3.112 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457107.5 (2015-Mar-26.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1357282600700584 3.7563e-08  
q 2.747870151692782 1.2462e-07 au
tp 2457062.403510280366
(2015-Feb-08.90351028)
0.00010032 TDB
node 170.5267242004172 1.425e-05 deg
peri 276.1346931873945 2.3037e-05 deg
i 17.69023340013969 4.8134e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1440  
   data-arc span      10619 days (29.07 yr)  
   first obs. used      1991-10-12  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47916  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:59:28  

Additional Information
 Jupiter MOID = 1.76777 au 
 T_jup = 3.112 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.410951516607268E-15 -4.617588180602669E-15 -5.158801779887359E-13 2.733534352222813E-15 -8.412778645582693E-14 -4.182823442518915E-15
q -4.617588180602669E-15 1.552942873560066E-14 1.825578531672723E-12 -9.155825078737769E-15 3.021839893427526E-13 1.55689340378879E-14
tp -5.158801779887359E-13 1.825578531672723E-12 1.006492379507256E-8 -3.363242609748397E-12 1.840647092886711E-9 5.65559293199909E-12
node 2.733534352222813E-15 -9.155825078737769E-15 -3.363242609748397E-12 2.030743534515344E-10 -1.938105877995543E-10 1.207984248556432E-11
peri -8.412778645582693E-14 3.021839893427526E-13 1.840647092886711E-9 -1.938105877995543E-10 5.307220169782751E-10 -1.043754599490513E-11
i -4.182823442518915E-15 1.55689340378879E-14 5.65559293199909E-12 1.207984248556432E-11 -1.043754599490513E-11 2.316898242312467E-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 13.1   n/a MPO381385  
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

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