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 ]  
65621 (4247 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2065621
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08816675581449666 4.5274e-08  
a 3.133670346423258 3.0026e-08 au
q 2.85738479818703 1.4847e-07 au
i 22.60310535387486 1.0648e-05 deg
node 34.26472448398007 1.3635e-05 deg
peri 261.2023405048281 6.2332e-05 deg
M 315.4691683407266 6.0825e-05 deg
tp 2459251.132100647712
(2021-Feb-05.63210065)
0.00034263 TDB
period 2026.181700884236
5.55
2.9122e-05
7.973e-08
d
yr
n .177674094994982 2.5537e-09 deg/d
Q 3.409955894659487 3.2674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      15588 days (42.68 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63243  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:09:21  

Additional Information
 Earth MOID = 1.94358 au 
 Jupiter MOID = 1.81417 au 
 T_jup = 3.088 
[ 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 14.2   n/a MPO432208  
diameter diameter 9.344 km 0.354 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65621 (4247 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4247 T-3 = 2000 XH19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-21 22:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin