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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1395343831556482 3.7532e-08  
a 3.177579451500043 2.4095e-08 au
q 2.734197862806922 1.252e-07 au
i 17.6908154607752 4.8297e-06 deg
node 170.4653186827194 1.4273e-05 deg
peri 275.4620039824512 2.273e-05 deg
M 337.7081166328322 1.7881e-05 deg
tp 2459128.611263891992
(2020-Oct-06.11126389)
0.00010328 TDB
period 2068.916934539693
5.66
2.3532e-05
6.443e-08
d
yr
n .1740040859011555 1.9791e-09 deg/d
Q 3.620961040193165 2.7457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1430  
   data-arc span      10610 days (29.05 yr)  
   first obs. used      1991-10-12  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48055  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:35  

Additional Information
 Earth MOID = 1.82079 au 
 Jupiter MOID = 1.76777 au 
 T_jup = 3.112 
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Orbital Elements at Epoch 2457100.5 (2015-Mar-19.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1357159958305348 3.762e-08  
q 2.747868534920573 1.2492e-07 au
tp 2457062.394288791897
(2015-Feb-08.89428879)
0.00010071 TDB
node 170.5269614930804 1.4257e-05 deg
peri 276.1323899070314 2.3086e-05 deg
i 17.69021306180785 4.8288e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1430  
   data-arc span      10610 days (29.05 yr)  
   first obs. used      1991-10-12  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48055  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:34:35  

Additional Information
 Jupiter MOID = 1.76777 au 
 T_jup = 3.112 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.415254022545429E-15 -4.635583443127006E-15 -5.336720694830896E-13 2.807844588929759E-15 -8.709569172807895E-14 -4.202187778065255E-15
q -4.635583443127006E-15 1.560458932847631E-14 1.900772543504024E-12 -9.383058453224788E-15 3.146391597965734E-13 1.571262600173695E-14
tp -5.336720694830896E-13 1.900772543504024E-12 1.014173502829853E-8 -3.42736535969301E-12 1.853266187147467E-9 5.95574917924996E-12
node 2.807844588929759E-15 -9.383058453224788E-15 -3.42736535969301E-12 2.032504960915359E-10 -1.939873243632663E-10 1.223940678971147E-11
peri -8.709569172807895E-14 3.146391597965734E-13 1.853266187147467E-9 -1.939873243632663E-10 5.329540675166652E-10 -1.053934904980527E-11
i -4.202187778065255E-15 1.571262600173695E-14 5.95574917924996E-12 1.223940678971147E-11 -1.053934904980527E-11 2.33174988381046E-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. 2019-August); 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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