Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
2620 Santana (1980 TN)
Classification: Main-belt Asteroid          SPK-ID: 2002620
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07224145697246971 3.3372e-08  
a 2.859272692400503 1.2682e-08 au
q 2.652714667219894 9.6359e-08 au
i 3.087938120624032 3.5815e-06 deg
node 72.94067803430883 6.3089e-05 deg
peri 317.0484345402006 6.7526e-05 deg
M 65.52988124430763 2.3346e-05 deg
tp 2458679.046120229179
(2019-Jul-14.54612023)
0.00011464 TDB
period 1765.963778967598
4.83
1.1749e-05
3.217e-08
d
yr
n .2038546907289684 1.3563e-09 deg/d
Q 3.065830717581111 1.3598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2489  
   data-arc span      24312 days (66.56 yr)  
   first obs. used      1954-04-08  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46835  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:07:37  

Additional Information
 Earth MOID = 1.65897 au 
 Jupiter MOID = 2.27271 au 
 T_jup = 3.296 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456866.5 (2014-Jul-28.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07031027458138461 3.3157e-08  
q 2.657556796529136 9.5357e-08 au
tp 2456901.403005109600
(2014-Aug-31.90300511)
0.00012035 TDB
node 73.05746485397034 6.3182e-05 deg
peri 314.6771213627511 6.7935e-05 deg
i 3.086648591770764 3.5773e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2489  
   data-arc span      24312 days (66.56 yr)  
   first obs. used      1954-04-08  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46835  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:07:37  

Additional Information
 Jupiter MOID = 2.27271 au 
 T_jup = 3.296 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.099397041817729E-15 -3.13777523438807E-15 4.555669990006664E-14 -3.439032803422598E-15 -1.239380104556456E-14 7.488538250858558E-17
q -3.13777523438807E-15 9.093044026202177E-15 -3.192923118931614E-13 8.851015173574763E-15 -4.596062608863492E-15 -5.021668414585947E-17
tp 4.555669990006664E-14 -3.192923118931614E-13 1.448389210379271E-8 -8.173456328606289E-12 3.01702649538591E-9 -1.019746620518847E-12
node -3.439032803422598E-15 8.851015173574763E-15 -8.173456328606289E-12 3.991985941885129E-9 -3.987588232280648E-9 -1.370883932932137E-11
peri -1.239380104556456E-14 -4.596062608863492E-15 3.01702649538591E-9 -3.987588232280648E-9 4.61511721586903E-9 1.347498143242023E-11
i 7.488538250858558E-17 -5.021668414585947E-17 -1.019746620518847E-12 -1.370883932932137E-11 1.347498143242023E-11 1.279678062434423E-11

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-24 08:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin