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91833 (1999 TW304)
Classification: Main-belt Asteroid          SPK-ID: 2091833
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262257862493208 4.9395e-08  
a 2.856053926966005 1.6636e-08 au
q 2.49554627446426 1.4324e-07 au
i 1.762392025466105 4.7349e-06 deg
node 319.2980294488399 0.00018941 deg
peri 114.7234914146738 0.000191 deg
M 39.77284941721162 2.2311e-05 deg
tp 2458805.725437685342
(2019-Nov-18.22543769)
0.00010903 TDB
period 1762.982624094642
4.83
1.5403e-05
4.217e-08
d
yr
n .2041994033746495 1.7841e-09 deg/d
Q 3.216561579467749 1.8736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      10170 days (27.84 yr)  
   first obs. used      1992-03-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:37:48  

Additional Information
 Earth MOID = 1.51115 au 
 Jupiter MOID = 2.03106 au 
 T_jup = 3.291 
[ 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 15.5   n/a MPO320105  
diameter diameter 2.373 km 0.564 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.217   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91833 (1999 TW304)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 TW304 = 2000 YW96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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