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JPL Small-Body Database Browser
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65557 (1606 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2065557
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147207995623551 3.6435e-08  
a 3.047398947701468 2.0093e-08 au
q 2.697798903835676 1.1454e-07 au
i 5.71585011015248 5.3749e-06 deg
node 327.7208062092519 3.7292e-05 deg
peri 66.27756496555268 4.4286e-05 deg
M 176.5168744516902 2.5689e-05 deg
tp 2457647.756214089004
(2016-Sep-16.25621409)
0.00013366 TDB
period 1943.087673591391
5.32
1.9218e-05
5.262e-08
d
yr
n .1852721340847247 1.8324e-09 deg/d
Q 3.39699899156726 2.2398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      951  
   data-arc span      16669 days (45.64 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55486  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:26:31  

Additional Information
 Earth MOID = 1.70958 au 
 Jupiter MOID = 2.06623 au 
 T_jup = 3.220 
[ 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 14.3   n/a MPO436238  
diameter diameter 7.179 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65557 (1606 T-2)          Discovered 1973-Sep-24 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
 1606 T-2 = 2000 SV177 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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