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JPL Small-Body Database Browser
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58081 (4817 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2058081
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07661243876207684 3.8088e-08  
a 2.295307045234277 9.6629e-09 au
q 2.119457974791103 8.8095e-08 au
i 6.25878776342612 5.0352e-06 deg
node 33.03674261701431 3.9497e-05 deg
peri 208.3919044905017 5.2358e-05 deg
M 153.4123769775057 3.5565e-05 deg
tp 2458059.225572135067
(2017-Nov-01.72557214)
0.00012514 TDB
period 1270.163450110334
3.48
8.0208e-06
2.196e-08
d
yr
n .2834280894862219 1.7898e-09 deg/d
Q 2.471156115677452 1.0403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      874  
   data-arc span      16880 days (46.21 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57258  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:58:19  

Additional Information
 Earth MOID = 1.10951 au 
 Jupiter MOID = 2.52328 au 
 T_jup = 3.583 
[ 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 15.7   n/a MPO400560  
diameter diameter 1.648 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.284   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58081 (4817 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4817 T-2 = 2000 JW76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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