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JPL Small-Body Database Browser
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65570 (3139 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2065570
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04271161167613905 1.1226e-07  
a 2.787931130014758 2.2197e-08 au
q 2.668854098209749 3.1808e-07 au
i 7.55944240992048 1.2078e-05 deg
node 15.64619270756972 3.4705e-05 deg
peri 12.84760328187765 8.9156e-05 deg
M 261.6922592969921 7.8954e-05 deg
tp 2459064.808573740305
(2020-Aug-03.30857374)
0.00037356 TDB
period 1700.284080899395
4.66
2.0306e-05
5.559e-08
d
yr
n .2117293245547366 2.5286e-09 deg/d
Q 2.907008161819768 2.3145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      16304 days (44.64 yr)  
   first obs. used      1973-09-24  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62841  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:53:20  

Additional Information
 Earth MOID = 1.67223 au 
 Jupiter MOID = 2.27978 au 
 T_jup = 3.316 
[ 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 15.6   n/a MPO493328  
diameter diameter 3.778 km 0.473 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65570 (3139 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

Alternate Designations
 3139 T-2 = 2001 SW27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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