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 ]  
20161 (1996 TR66)
Classification: TransNeptunian Object          SPK-ID: 2020161
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4010710492116635 0.00010086  
a 48.01583579279072 0.024234 au
q 28.7580741526012 0.0097568 au
i 12.40002931419133 0.00010381 deg
node 342.8869638524102 0.00044249 deg
peri 309.8224119276972 0.045224 deg
M 58.04761913726146 0.054776 deg
tp 2439604.967174691108
(1967-Apr-24.46717469)
3.6567 TDB
period 121527.6685238396
332.72
92.004
0.2519
d
yr
n .002962288377394323 2.2426e-06 deg/d
Q 67.27359743298024 0.033954 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      7248 days (19.84 yr)  
   first obs. used      1996-10-08  
   last obs. used      2016-08-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .74388  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:23  

Additional Information
 Earth MOID = 27.7544 au 
 Jupiter MOID = 23.684 au 
 T_jup = 5.544 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.5   n/a PDS3 (MPO 7746)  

20161 (1996 TR66)          Discovered 1996-Oct-08 by Jewitt, D. C., Trujillo, C., Luu, J. X., Chen, J. at Mauna Kea
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 01:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin