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JPL Small-Body Database Browser
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59523 (1999 JM22)
Classification: Main-belt Asteroid          SPK-ID: 2059523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08525182163222027 3.9289e-08  
a 2.607633259707322 1.4477e-08 au
q 2.385327774168509 1.0313e-07 au
i 12.9286392028014 4.8173e-06 deg
node 231.1627093431032 2.023e-05 deg
peri 78.83682418374342 3.6024e-05 deg
M 280.2853180205099 3.0963e-05 deg
tp 2459341.068135326590
(2021-May-06.56813533)
0.00013303 TDB
period 1538.041997697708
4.21
1.2809e-05
3.507e-08
d
yr
n .2340638295565941 1.9493e-09 deg/d
Q 2.829938745246136 1.5712e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1353  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      1999-04-15  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50309  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:49:01  

Additional Information
 Earth MOID = 1.41087 au 
 Jupiter MOID = 2.36024 au 
 T_jup = 3.370 
[ 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 14.2   n/a MPO385198  
diameter diameter 4.811 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.210   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59523 (1999 JM22)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JM22 = 2000 ST5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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