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JPL Small-Body Database Browser
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37521 (3280 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2037521
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .156143435171278 3.6066e-08  
a 2.453968438671382 9.3076e-09 au
q 2.070797376855334 8.9772e-08 au
i 3.77923004327981 4.0894e-06 deg
node 188.8297365673702 6.0556e-05 deg
peri 257.7905106501076 6.186e-05 deg
M 337.2009408869482 1.4675e-05 deg
tp 2459089.423451245604
(2020-Aug-27.92345125)
5.7469e-05 TDB
period 1404.112436819428
3.84
7.9884e-06
2.187e-08
d
yr
n .256389723899509 1.4587e-09 deg/d
Q 2.837139500487429 1.0761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      23782 days (65.11 yr)  
   first obs. used      1954-11-24  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56037  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:31:42  

Additional Information
 Earth MOID = 1.09095 au 
 Jupiter MOID = 2.37771 au 
 T_jup = 3.474 
[ 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 MPO449229  

37521 (3280 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3280 T-3 = 1981 WO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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