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 ]  
187809 (1999 TS16)
Classification: Main-belt Asteroid          SPK-ID: 2187809
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1480578205235099 5.04e-08  
a 2.242555570735969 7.4939e-09 au
q 1.910527680529946 1.1429e-07 au
i 5.354502296563586 6.546e-06 deg
node 211.1696969277913 4.9936e-05 deg
peri 201.5323394036972 5.526e-05 deg
M 95.12338009430189 2.153e-05 deg
tp 2458876.385828328774
(2020-Jan-27.88582833)
7.3314e-05 TDB
period 1226.629054665298
3.36
6.1485e-06
1.683e-08
d
yr
n .2934872597634913 1.4711e-09 deg/d
Q 2.574583460941993 8.6034e-09 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      8390 days (22.97 yr)  
   first obs. used      1997-01-17  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50202  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 22:44:40  

Additional Information
 Earth MOID = .921518 au 
 Jupiter MOID = 2.77432 au 
 T_jup = 3.613 
[ 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 16.8   n/a MPO503001  
diameter diameter 1.610 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187809 (1999 TS16)          Discovered 1999-Oct-14 by Sarounova, L. at Ondrejov
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-12 02:05 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin