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 ]  
46990 (1998 TY6)
Classification: Main-belt Asteroid          SPK-ID: 2046990
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2337407524394408 5.3822e-08  
a 2.689592177544998 1.8053e-08 au
q 2.060924878210396 1.5252e-07 au
i 8.74865603702108 5.1209e-06 deg
node 103.7902952738418 3.6874e-05 deg
peri 223.5105139709734 3.883e-05 deg
M 284.1587216744114 1.7062e-05 deg
tp 2458939.915147435364
(2020-Mar-31.41514744)
7.8453e-05 TDB
period 1611.120695410336
4.41
1.6221e-05
4.441e-08
d
yr
n .2234469466040294 2.2497e-09 deg/d
Q 3.3182594768796 2.2273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      895  
   data-arc span      7513 days (20.57 yr)  
   first obs. used      1998-10-15  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54838  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:34:43  

Additional Information
 Earth MOID = 1.05807 au 
 Jupiter MOID = 2.04819 au 
 T_jup = 3.316 
[ 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 14.2   n/a MPO263733  
diameter diameter 6.522 km 0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.104   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46990 (1998 TY6)          Discovered 1998-Oct-15 by Broughton, J. at Reedy Creek
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin