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 ]  
15666 (5021 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2015666
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1662674340947727 3.2108e-08  
a 2.570887626656475 9.775e-09 au
q 2.143432737626303 8.4029e-08 au
i 9.407624586444078 4.6851e-06 deg
node 151.9093145580676 1.7389e-05 deg
peri 248.9709305629472 2.3125e-05 deg
M 106.8098096047566 1.4537e-05 deg
tp 2458553.783794001342
(2019-Mar-11.28379400)
5.9882e-05 TDB
period 1505.646670044763
4.12
8.5871e-06
2.351e-08
d
yr
n .23909992109191 1.3636e-09 deg/d
Q 2.998342515686647 1.14e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1939  
   data-arc span      15540 days (42.55 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4888  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:13:54  

Additional Information
 Earth MOID = 1.17155 au 
 Jupiter MOID = 2.47899 au 
 T_jup = 3.392 
[ 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 14.0   n/a MPO452392  
diameter diameter 4.873 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.246   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15666 (5021 T-3)          Discovered 1977-Oct-16 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
 5021 T-3 = 1987 DF2 = 2000 FJ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-24 04:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin