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 ]  
20149 (1996 TX3)
Classification: Main-belt Asteroid          SPK-ID: 2020149
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09952028049500451 3.4075e-08  
a 2.326854484787544 9.588e-09 au
q 2.095285273790428 7.8713e-08 au
i 6.069507676386104 4.0818e-06 deg
node 35.59439809422401 3.9797e-05 deg
peri 242.5687197511807 4.6347e-05 deg
M 215.5194509129461 2.4004e-05 deg
tp 2459120.806374153906
(2020-Sep-28.30637415)
8.6614e-05 TDB
period 1296.439526835865
3.55
8.0132e-06
2.194e-08
d
yr
n .2776836038612833 1.7163e-09 deg/d
Q 2.55842369578466 1.0542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1661  
   data-arc span      8261 days (22.62 yr)  
   first obs. used      1996-10-08  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51628  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 23:37:06  

Additional Information
 Earth MOID = 1.08686 au 
 Jupiter MOID = 2.53479 au 
 T_jup = 3.560 
[ 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 14.3   n/a MPO333005  
diameter diameter 3.025 km 0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.403   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20149 (1996 TX3)          Discovered 1996-Oct-08 by JPL/GEODSS NEAT at Haleakala
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 TX3 = 1999 PD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-23 04:59 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin