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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1640846903045858 3.5787e-08  
a 2.373821859739952 7.9602e-09 au
q 1.984314035046266 8.5566e-08 au
i 2.733706577805503 4.528e-06 deg
node 167.598504354203 7.3912e-05 deg
peri 251.0625109844327 7.504e-05 deg
M 145.2104720861792 1.2464e-05 deg
tp 2458857.652278699725
(2020-Jan-09.15227870)
4.5965e-05 TDB
period 1335.889739088328
3.66
6.7195e-06
1.84e-08
d
yr
n .2694833184703406 1.3555e-09 deg/d
Q 2.763329684433637 9.2663e-09 au
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      10132 days (27.74 yr)  
   first obs. used      1993-08-16  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48412  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:39:19  

Additional Information
 Earth MOID = .998156 au 
 Jupiter MOID = 2.56715 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 16.34   n/a MPCxxxxx  
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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