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 ]  
173838 (2001 TD100)
Classification: Outer Main-belt Asteroid          SPK-ID: 2173838
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2001013371781154 6.6022e-08  
a 3.433407898993425 3.0785e-08 au
q 2.746378387326937 2.3109e-07 au
i 15.92704281926391 7.5602e-06 deg
node 15.81400461266701 1.5808e-05 deg
peri 11.62653998623786 2.1212e-05 deg
M 331.600943384058 1.1669e-05 deg
tp 2459183.810753488820
(2020-Nov-30.31075349)
7.4923e-05 TDB
period 2323.734627823172
6.36
3.1253e-05
8.557e-08
d
yr
n .1549230259297039 2.0836e-09 deg/d
Q 4.120437410659913 3.6945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7002 days (19.17 yr)  
   first obs. used      2001-08-24  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52469  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:16:56  

Additional Information
 Earth MOID = 1.75231 au 
 Jupiter MOID = 1.36389 au 
 T_jup = 3.046 
[ 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 14.7   n/a MPO454193  
diameter diameter 7.742 km 0.686 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173838 (2001 TD100)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-24 16:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin