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90642 (5093 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2090642
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1115258578492283 5.0465e-08  
a 2.607571998363984 1.6362e-08 au
q 2.316760294342814 1.3705e-07 au
i 21.89992152963513 5.2597e-06 deg
node 203.6074223532487 1.2205e-05 deg
peri 217.5141039500066 2.6101e-05 deg
M 343.6674695442128 2.6444e-05 deg
tp 2459070.275645976048
(2020-Aug-08.77564598)
0.00011331 TDB
period 1537.987797994697
4.21
1.4476e-05
3.963e-08
d
yr
n .2340720781201161 2.2031e-09 deg/d
Q 2.898383702385155 1.8187e-08 au
  Orbit Determination Parameters
   # obs. used (total)      793  
   data-arc span      16860 days (46.16 yr)  
   first obs. used      1973-09-20  
   last obs. used      2019-11-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55037  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:15:14  

Additional Information
 Earth MOID = 1.35003 au 
 Jupiter MOID = 2.5766 au 
 T_jup = 3.301 
[ 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 14.9   n/a MPO406691  

90642 (5093 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 5093 T-2 = 2002 NB32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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