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 ]  
15655 (2209 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2015655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866374588834919 4.6037e-08  
a 3.171348603181352 1.7615e-08 au
q 2.579456158649873 1.4752e-07 au
i 3.010626174627269 4.2925e-06 deg
node 75.64308205684162 9.0944e-05 deg
peri 303.0398502295587 9.1532e-05 deg
M 53.46531340346103 9.9503e-06 deg
tp 2458694.138619225668
(2019-Jul-29.63861923)
5.6738e-05 TDB
period 2062.83457550293
5.65
1.7186e-05
4.705e-08
d
yr
n .1745171446489983 1.454e-09 deg/d
Q 3.76324104771283 2.0902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1607  
   data-arc span      18725 days (51.27 yr)  
   first obs. used      1968-10-23  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50779  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:23:37  

Additional Information
 Earth MOID = 1.58328 au 
 Jupiter MOID = 1.69995 au 
 T_jup = 3.173 
[ 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 13.5   n/a MPO502289  
diameter diameter 9.867 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15655 (2209 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2209 T-1 = 1968 UY2 = 1979 SY12 = 1985 VJ2 = 1987 BV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-14 17:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin