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

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135573177595372 7.7781e-08  
a 3.178838102109837 3.9887e-08 AU
q 2.747872919545565 2.5913e-07 AU
i 17.69015104611436 8.0675e-06 deg
node 170.5294347166501 2.5566e-05 deg
peri 276.1086822381234 4.2148e-05 deg
M 349.2525353824828 3.0061e-05 deg
tp 2457062.302289630223
(2015-Feb-08.80228963)
0.0001727 JED
period 2070.146314379795
5.67
3.8963e-05
1.067e-07
d
yr
n .1739007516035668 3.2731e-09 deg/d
Q 3.609803284674109 4.5295e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      729  
   data-arc span      8530 days (23.35 yr)  
   first obs. used      1991-10-12  
   last obs. used      2015-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50149  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:41:55  

Additional Information
 Earth MOID = 1.83381 AU 
 T_jup = 3.112 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO319275  

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 | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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