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 ]  
101350 (1998 TE20)
Classification: Main-belt Asteroid          SPK-ID: 2101350
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06830581608979476 3.6324e-08  
a 2.715866789693853 1.4214e-08 au
q 2.530357292232643 1.0036e-07 au
i 11.29161794292798 4.9741e-06 deg
node 27.67405099891169 1.9452e-05 deg
peri 285.0783780538045 4.523e-05 deg
M 52.79534934760731 3.833e-05 deg
tp 2458960.752387632991
(2020-Apr-21.25238763)
0.00017451 TDB
period 1634.786804494073
4.48
1.2834e-05
3.514e-08
d
yr
n .2202122007654761 1.7288e-09 deg/d
Q 2.901376287155062 1.5185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1998-10-13  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:22  

Additional Information
 Earth MOID = 1.5445 au 
 Jupiter MOID = 2.29432 au 
 T_jup = 3.330 
[ 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 15.24   n/a E2021B55  
diameter diameter 4.252 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101350 (1998 TE20)          Discovered 1998-Oct-13 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 TE20 = 2002 TY230 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-22 12:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin