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91396 (1999 LF5)
Classification: Main-belt Asteroid          SPK-ID: 2091396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04578587844135078 5.2706e-08  
a 2.585595096811239 1.4606e-08 au
q 2.467211354010087 1.3962e-07 au
i 15.54505724160154 5.7854e-06 deg
node 167.4068920133828 1.4625e-05 deg
peri 356.0336762009126 4.9434e-05 deg
M 188.7627068209584 4.5696e-05 deg
tp 2460118.829003820788
(2023-Jun-23.32900382)
0.00019295 TDB
period 1518.585330028511
4.16
1.2868e-05
3.523e-08
d
yr
n .2370627404870566 2.0088e-09 deg/d
Q 2.70397883961239 1.5275e-08 au
  Orbit Determination Parameters
   # obs. used (total)      819  
   data-arc span      8119 days (22.23 yr)  
   first obs. used      1999-05-12  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:04:43  

Additional Information
 Earth MOID = 1.47532 au 
 Jupiter MOID = 2.2629 au 
 T_jup = 3.369 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.19   n/a E2021B10  
diameter diameter 2.891 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.98072 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.193   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91396 (1999 LF5)          Discovered 1999-Jun-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 LF5 = 2000 SM244 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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