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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1118098229186718 4.3448e-08  
a 2.60826423238115 1.3706e-08 au
q 2.316634670433508 1.1498e-07 au
i 21.89879176575531 4.8801e-06 deg
node 203.5958560895292 1.2118e-05 deg
peri 217.518654367642 2.384e-05 deg
M 76.32946786105788 2.2048e-05 deg
tp 2459070.276277163383
(2020-Aug-08.77627716)
9.3402e-05 TDB
period 1538.600274732146
4.21
1.2128e-05
3.32e-08
d
yr
n .233978900115998 1.8443e-09 deg/d
Q 2.899893794328792 1.5239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      963  
   data-arc span      17325 days (47.43 yr)  
   first obs. used      1973-09-20  
   last obs. used      2021-02-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51591  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:38:46  

Additional Information
 Earth MOID = 1.34937 au 
 Jupiter MOID = 2.57451 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 14.95   n/a MPCxxxxx  

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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