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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07237634618080084 3.2578e-08  
a 2.859301628676515 1.2129e-08 au
q 2.652355824164096 9.3278e-08 au
i 3.087745114978751 3.3787e-06 deg
node 72.93606461141084 6.2556e-05 deg
peri 317.0490528951859 6.6743e-05 deg
M 106.2888761859824 2.2841e-05 deg
tp 2458679.096792158913
(2019-Jul-14.59679216)
0.000112 TDB
period 1765.990586769854
4.84
1.1237e-05
3.077e-08
d
yr
n .2038515962072428 1.2971e-09 deg/d
Q 3.066247433188935 1.3007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2622  
   data-arc span      24391 days (66.78 yr)  
   first obs. used      1954-04-08  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46022  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:04:24  

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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