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 ]  
16671 Tago (1994 AF3)
Classification: Main-belt Asteroid          SPK-ID: 2016671
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1931767481516238 2.2186e-08  
a 3.046095653057178 1.3293e-08 au
q 2.457660800240796 7.033e-08 au
i 11.53369096303201 4.34e-07 deg
node 284.1513917014964 5.5851e-06 deg
peri 157.4926381862502 9.6116e-06 deg
M 48.36088301335355 5.629e-06 deg
tp 2458939.641223266427
(2020-Mar-31.14122327)
2.9195e-05 TDB
period 1941.841293471743
5.32
1.2711e-05
3.48e-08
d
yr
n .1853910518899152 1.2135e-09 deg/d
Q 3.63453050587356 1.5861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2178  
   data-arc span      12620 days (34.55 yr)  
   first obs. used      1986-08-26  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4136  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:38:20  

Additional Information
 Earth MOID = 1.47773 au 
 Jupiter MOID = 1.61625 au 
 T_jup = 3.179 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO502297  
diameter diameter 19.624 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16671 Tago           Discovered 1994 Jan. 13 by K. Endate and K. Watanabe at Kitami.
Akira Tago (b. 1926) has been the honorary president at Tokyo Future University since 2008 and is an authority in educational psychology. He has educated many students in educational psychology and he actively contributes to the popularization of psychology through the media.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-03-23Last Updated: 2016-03-24

[ show close-approach data ]
Alternate Designations
 1994 AF3 = 1989 EF9 = 1998 XK38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 09:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin