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 ]  
487949 (2015 TB243)
Classification: Main-belt Asteroid          SPK-ID: 2487949
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04348446331356148 1.1727e-07  
a 2.611989203227967 4.6281e-08 au
q 2.498408254544782 3.2916e-07 au
i 12.33668510018497 1.3106e-05 deg
node 36.87236170851669 3.8446e-05 deg
peri 16.25971249603706 0.00022088 deg
M 275.4021303413763 0.00021215 deg
tp 2458962.836778744986
(2020-Apr-23.33677875)
0.00091183 TDB
period 1541.897460001796
4.22
4.098e-05
1.122e-07
d
yr
n .233478560889244 6.2053e-09 deg/d
Q 2.725570151911152 4.8293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5281 days (14.46 yr)  
   first obs. used      2005-05-14  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59936  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:49:17  

Additional Information
 Earth MOID = 1.50893 au 
 Jupiter MOID = 2.44317 au 
 T_jup = 3.375 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457670.5 (2016-Oct-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04302837080690891 1.2242e-07  
q 2.499699335027337 3.4299e-07 au
tp 2457409.703215496651
(2016-Jan-22.20321550)
0.00089375 TDB
node 36.89330208124255 3.8431e-05 deg
peri 13.82990444403213 0.00021975 deg
i 12.34035035000171 1.3116e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5281 days (14.46 yr)  
   first obs. used      2005-05-14  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59936  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:49:17  

Additional Information
 Jupiter MOID = 2.44317 au 
 T_jup = 3.375 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.498665636188346E-14 -4.171251819522442E-14 -7.866470668925212E-11 -2.281431365493277E-13 -1.884268891136742E-11 1.699609075566442E-14
q -4.171251819522442E-14 1.176389107527051E-13 2.176458983415294E-10 6.366814753782473E-13 5.217904139724657E-11 -4.358603970047024E-14
tp -7.866470668925212E-11 2.176458983415294E-10 7.987906909265886E-7 1.775635605512516E-9 1.934454670758803E-7 -2.547709487598831E-10
node -2.281431365493277E-13 6.366814753782473E-13 1.775635605512516E-9 1.476933689840262E-9 -1.009328784376508E-9 -3.022386399236923E-10
peri -1.884268891136742E-11 5.217904139724657E-11 1.934454670758803E-7 -1.009328784376508E-9 4.829101545529833E-8 2.330808574203626E-10
i 1.699609075566442E-14 -4.358603970047024E-14 -2.547709487598831E-10 -3.022386399236923E-10 2.330808574203626E-10 1.720251337375257E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO399184  

487949 (2015 TB243)          Discovered 2011-Sep-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TB243 = 2011 WL50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 21:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin