Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
210271 Samarkand (2007 TU2)
Classification: Main-belt Asteroid          SPK-ID: 2210271
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508387208646576 1.0755e-07  
a 2.643692915207533 5.0446e-08 au
q 2.244921657518671 2.8719e-07 au
i 2.955329482803124 1.2031e-05 deg
node 7.950190668370485 0.00020116 deg
peri 108.8673986260466 0.00020406 deg
M 242.6698882905484 4.1702e-05 deg
tp 2457912.207663350784
(2017-Jun-07.70766335)
0.00018926 JED
period 1570.055257958498
4.30
4.4939e-05
1.23e-07
d
yr
n .2292912928861489 6.5629e-09 deg/d
Q 3.042464172896395 5.8056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      4311 days (11.80 yr)  
   first obs. used      2003-10-21  
   last obs. used      2015-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61734  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 19:05:36  

Additional Information
 Earth MOID = 1.26318 au 
 Jupiter MOID = 2.05471 au 
 T_jup = 3.376 
[ 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 17.4 mag n/a MPO251587  

210271 Samarkand           Discovered 2007 Oct. 2 by B. Khafizov and A. Sergeev at Maidanak observatory.
Samarkand is an ancient city most noted for its central position on the Silk Road. In the Middle Ages it was an important Islamic center for scholarly study, architecture and art. During the reign of Ulugh Beg (1394-1449) it became a world famous astronomical center.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-12 07:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin