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2620 Santana (1980 TN)
Classification: Main-belt Asteroid          SPK-ID: 2002620
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0722414560286013 3.3521e-08  
a 2.859272692792929 1.2762e-08 au
q 2.652714670282748 9.6913e-08 au
i 3.087937889435749 3.6027e-06 deg
node 72.94068054428369 6.3225e-05 deg
peri 317.0484317013317 6.7675e-05 deg
M 65.52988144796099 2.3382e-05 deg
tp 2458679.046119163989
(2019-Jul-14.54611916)
0.00011482 TDB
period 1765.963779331158
4.83
1.1824e-05
3.237e-08
d
yr
n .2038546906870007 1.3649e-09 deg/d
Q 3.06583071530311 1.3684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2434  
   data-arc span      24122 days (66.04 yr)  
   first obs. used      1954-04-08  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:42:46  

Additional Information
 Earth MOID = 1.65897 au 
 Jupiter MOID = 2.27271 au 
 T_jup = 3.296 
[ 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 12.8   n/a MPO502178  
rotation period rot_per 3.392 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

2620 Santana (1980 TN)          Discovered 1980-Oct-03 by Vavrova, Z. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 TN = 1973 FB = 1974 MC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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