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JPL Small-Body Database Browser
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65571 (3165 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2065571
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0173838503089853 4.3342e-08  
a 3.064578486548253 2.7546e-08 au
q 3.011304312877961 1.395e-07 au
i 8.017622096350266 6.3792e-06 deg
node 25.87263022595495 4.1972e-05 deg
peri 234.0113273609341 0.00021281 deg
M 353.080124347958 0.00020916 deg
tp 2459038.166072607071
(2020-Jul-07.66607261)
0.0011385 TDB
period 1959.541879129576
5.36
2.642e-05
7.233e-08
d
yr
n .1837164103682801 2.477e-09 deg/d
Q 3.117852660218545 2.8025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      16640 days (45.56 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64431  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:06:16  

Additional Information
 Earth MOID = 2.0053 au 
 Jupiter MOID = 1.86606 au 
 T_jup = 3.218 
[ 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 14.8   n/a MPO432208  
diameter diameter 4.302 km 1.812 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.138   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65571 (3165 T-2)          Discovered 1973-Sep-30 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
 3165 T-2 = 1998 HB66 = 2000 SB204 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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