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 ]  
129428 (4164 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2129428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1584635359808912 3.6598e-08  
a 2.273173314921383 7.045e-09 au
q 1.912958233541537 8.3927e-08 au
i 4.49903436471518 3.6883e-06 deg
node 113.3139857589302 5.0297e-05 deg
peri 247.408859580025 5.1453e-05 deg
M 170.2647350831281 1.1283e-05 deg
tp 2458408.434906767477
(2018-Oct-16.93490677)
3.8539e-05 TDB
period 1251.835463518888
3.43
5.8195e-06
1.593e-08
d
yr
n .2875777292552857 1.3369e-09 deg/d
Q 2.63338839630123 8.1614e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1132  
   data-arc span      15534 days (42.53 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:43:56  

Additional Information
 Earth MOID = .914912 au 
 Jupiter MOID = 2.81797 au 
 T_jup = 3.590 
[ 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 15.9   n/a MPO348253  
diameter diameter 2.747 km 0.599 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.123   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129428 (4164 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 4164 T-3 = 2001 QE65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-27 13:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin