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74535 (1999 JS3)
Classification: Main-belt Asteroid          SPK-ID: 2074535
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221799277625986 3.7668e-08  
a 2.288421131663987 1.0776e-08 au
q 1.779979889940478 8.4976e-08 au
i 7.550948779814762 6.2152e-06 deg
node 196.3600981288273 3.4539e-05 deg
peri 103.5965900052163 3.8054e-05 deg
M 228.1648737594457 1.6852e-05 deg
tp 2459063.553306492921
(2020-Aug-02.05330649)
6.107e-05 TDB
period 1264.452009802625
3.46
8.931e-06
2.445e-08
d
yr
n .2847083141227276 2.0109e-09 deg/d
Q 2.796862373387496 1.317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      9799 days (26.83 yr)  
   first obs. used      1992-04-28  
   last obs. used      2019-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56483  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:06:37  

Additional Information
 Earth MOID = .78276 au 
 Jupiter MOID = 2.47523 au 
 T_jup = 3.556 
[ 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 16.1   n/a MPO267934  
diameter diameter 1.364 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.287   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74535 (1999 JS3)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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