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59487 (1999 JZ1)
Classification: Main-belt Asteroid          SPK-ID: 2059487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1498680780709484 9.8e-08  
a 2.534995432647534 1.2758e-08 au
q 2.155080539238015 2.4883e-07 au
i 7.308212665463794 3.7219e-06 deg
node 152.7952012469579 4.6395e-05 deg
peri 256.6122727671774 4.7943e-05 deg
M 233.4995161456997 1.1876e-05 deg
tp 2459518.528775395305
(2021-Oct-31.02877540)
4.9539e-05 TDB
period 1474.22644926089
4.04
1.1129e-05
3.047e-08
d
yr
n .2441958629764698 1.8435e-09 deg/d
Q 2.914910326057052 1.467e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1204  
   data-arc span      10658 days (29.18 yr)  
   first obs. used      1991-04-10  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50532  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:38:03  

Additional Information
 Earth MOID = 1.17885 au 
 Jupiter MOID = 2.48564 au 
 T_jup = 3.422 
[ 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 14.5   n/a MPO474475  
diameter diameter 4.270 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.202   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59487 (1999 JZ1)          Discovered 1999-May-08 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JZ1 = 2001 QN182 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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