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91838 (1999 TF314)
Classification: Main-belt Asteroid          SPK-ID: 2091838
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2366727018532489 4.6813e-08  
a 3.137104161728079 3.3096e-08 au
q 2.394637243776823 1.5664e-07 au
i 10.906657580371 6.7955e-06 deg
node 129.5762548144326 2.2836e-05 deg
peri 244.1542427890573 2.7098e-05 deg
M 270.3420938542737 1.7119e-05 deg
tp 2459505.949680825104
(2021-Oct-18.44968083)
0.00010226 TDB
period 2029.51298908636
5.56
3.2117e-05
8.793e-08
d
yr
n .1773824567449867 2.8071e-09 deg/d
Q 3.879571079679335 4.0929e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      7191 days (19.69 yr)  
   first obs. used      1999-09-14  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:37:49  

Additional Information
 Earth MOID = 1.41848 au 
 Jupiter MOID = 1.7069 au 
 T_jup = 3.140 
[ 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 15.0   n/a MPO436414  
diameter diameter 6.885 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91838 (1999 TF314)          Discovered 1999-Oct-08 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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