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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
19159 Taenakano (1990 TT)
Classification: Main-belt Asteroid          SPK-ID: 2019159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05880662383128564 4.7019e-08  
a 2.766557989850577 1.3806e-08 au
q 2.603866054833996 1.2937e-07 au
i 8.495319051827906 4.9909e-06 deg
node 12.0759437275307 2.5298e-05 deg
peri 24.51666189537185 4.4316e-05 deg
M 146.0514788650536 3.6973e-05 deg
tp 2458318.614348749985
(2018-Jul-19.11434875)
0.00017151 TDB
period 1680.769249018143
4.60
1.2582e-05
3.445e-08
d
yr
n .2141876406950577 1.6033e-09 deg/d
Q 2.929249924867158 1.4618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1982  
   data-arc span      23786 days (65.12 yr)  
   first obs. used      1955-03-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46401  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:58:12  

Additional Information
 Earth MOID = 1.61187 au 
 Jupiter MOID = 2.32511 au 
 T_jup = 3.321 
[ 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 13.3   n/a MPO502313  
diameter diameter 6.708 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.903 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.]
geometric albedo albedo 0.156   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19159 Taenakano           Discovered 1990 Oct. 10 by K. Endate and K. Watanabe at Kitami.
Tae Nakano (b. 1975) plays an active part as a planetarian in the Kita-Kyushu Children's Culture and Science Museum and a researcher in the Kyushu Institute of Technology. She also undertakes outreach activities with nano-satellites.
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 2016-04-22Last Updated: 2016-04-25

Alternate Designations
 1990 TT = 1976 SR2 = 1986 XR1 = 1999 RJ91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-25 22:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin