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90933 (1997 TX7)
Classification: Main-belt Asteroid          SPK-ID: 2090933
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 .1638827518649693 3.6969e-08  
a 2.374355435103074 8.4513e-09 au
q 1.985239532492836 8.8991e-08 au
i 2.733178672456251 4.6016e-06 deg
node 167.5993707437839 7.7478e-05 deg
peri 251.1452061045754 7.8731e-05 deg
M 38.44672468641757 1.2756e-05 deg
tp 2458857.783603244476
(2020-Jan-09.28360324)
4.7353e-05 TDB
period 1336.340175945847
3.66
7.1349e-06
1.953e-08
d
yr
n .269392484398814 1.4383e-09 deg/d
Q 2.763471337713312 9.8363e-09 au
  Orbit Determination Parameters
   # obs. used (total)      795  
   data-arc span      9660 days (26.45 yr)  
   first obs. used      1993-08-16  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:20:36  

Additional Information
 Earth MOID = .999499 au 
 Jupiter MOID = 2.56531 au 
 T_jup = 3.523 
[ 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 16.3   n/a MPO502689  
diameter diameter 3.760 km 1.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90933 (1997 TX7)          Discovered 1997-Oct-05 by Klet at Klet
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 TX7 = 2002 AA37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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