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JPL Small-Body Database Browser
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65616 (4165 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2065616
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1808607257509103 3.359e-08  
a 2.237286280481368 1.0237e-08 au
q 1.832649060080953 7.4226e-08 au
i 8.078861458600111 4.1156e-06 deg
node 58.90751761781055 2.8141e-05 deg
peri 235.9240340252472 3.1414e-05 deg
M 211.331911937533 1.6147e-05 deg
tp 2459105.272889374000
(2020-Sep-12.77288937)
5.5861e-05 TDB
period 1222.308314735884
3.35
8.3895e-06
2.297e-08
d
yr
n .2945247084225134 2.0215e-09 deg/d
Q 2.641923500881783 1.2089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1008  
   data-arc span      15151 days (41.48 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51651  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:06:31  

Additional Information
 Earth MOID = .830291 au 
 Jupiter MOID = 2.55807 au 
 T_jup = 3.603 
[ 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 15.5   n/a MPO313883  
diameter diameter 2.423 km 0.573 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.208   0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65616 (4165 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

Alternate Designations
 4165 T-3 = 1997 SJ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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