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 ]  
152810 (1999 TJ241)
Classification: Main-belt Asteroid          SPK-ID: 2152810
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1141664222983091 4.0832e-08  
a 3.120666817721398 2.6603e-08 au
q 2.764391451957096 1.3584e-07 au
i 12.07107816348617 4.5817e-06 deg
node 170.4993223951531 1.9298e-05 deg
peri 227.523558894298 2.7557e-05 deg
M 300.5271607718158 2.1965e-05 deg
tp 2459533.148602239403
(2021-Nov-14.64860224)
0.00012481 TDB
period 2013.582979395306
5.51
2.5748e-05
7.049e-08
d
yr
n .1787857782290704 2.2861e-09 deg/d
Q 3.476942183485699 2.964e-08 au
  Orbit Determination Parameters
   # obs. used (total)      676  
   data-arc span      8900 days (24.37 yr)  
   first obs. used      1996-03-11  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:46  

Additional Information
 Earth MOID = 1.78511 au 
 Jupiter MOID = 2.03663 au 
 T_jup = 3.172 
[ 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 14.95   n/a E2021B55  
diameter diameter 4.292 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.139   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

152810 (1999 TJ241)          Discovered 1999-Oct-04 by CSS at Catalina
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 1999 TJ241 = 2002 GO77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-14 05:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin