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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07237634402563105 2.1214e-08  
a 2.859301632186483 1.1393e-08 au
q 2.652355833582306 5.9779e-08 au
i 3.087747138602658 1.8059e-07 deg
node 72.93621548762225 5.1536e-06 deg
peri 317.0488938484676 1.1467e-05 deg
M 106.2888882782688 9.2712e-06 deg
tp 2458679.096731879764
(2019-Jul-14.59673188)
4.4197e-05 TDB
period 1765.990590021647
4.84
1.0555e-05
2.89e-08
d
yr
n .2038515958318823 1.2184e-09 deg/d
Q 3.066247430790661 1.2218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2837  
   data-arc span      24457 days (66.96 yr)  
   first obs. used      1954-04-08  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:23:02  

Additional Information
 Earth MOID = 1.65739 au 
 Jupiter MOID = 2.27237 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 12.82   n/a E2021B10  
rotation period rot_per 3.392 h n/a LCDB (Rev. 2020-October); 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.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]

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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