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59408 (1999 FL40)
Classification: Main-belt Asteroid          SPK-ID: 2059408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967987876862178 4.4283e-08  
a 2.421245758059552 1.0631e-08 au
q 1.944747528183035 1.0556e-07 au
i 2.057562720982353 5.0256e-06 deg
node 295.3508874418069 0.00015919 deg
peri 176.1146666177589 0.00015989 deg
M 262.7046522554606 1.6063e-05 deg
tp 2459372.417239768452
(2021-Jun-06.91723977)
6.2586e-05 TDB
period 1376.121360583317
3.77
9.0628e-06
2.481e-08
d
yr
n .2616048339278749 1.7229e-09 deg/d
Q 2.897743987936069 1.2723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      9459 days (25.90 yr)  
   first obs. used      1993-08-16  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61912  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:47:23  

Additional Information
 Earth MOID = .961378 au 
 Jupiter MOID = 2.21953 au 
 T_jup = 3.486 
[ show covariance matrix ]

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 15.6   n/a MPO296570  
rotation period rot_per 7.50 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

59408 (1999 FL40)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FL40 = 2001 RK87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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