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5065 Johnstone (1990 FP1)
Classification: Main-belt Asteroid          SPK-ID: 2005065
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04660105059076178 5.2189e-08  
a 2.514486685387451 1.0116e-08 au
q 2.397308964151914 1.298e-07 au
i 6.538748515232703 5.046e-06 deg
node 359.3551455889883 3.204e-05 deg
peri 174.6367813070474 5.275e-05 deg
M 129.3749921974281 4.3829e-05 deg
tp 2458077.116203465636
(2017-Nov-19.61620347)
0.0001764 TDB
period 1456.372391233402
3.99
8.7887e-06
2.406e-08
d
yr
n .2471895252663475 1.4917e-09 deg/d
Q 2.631664406622988 1.0587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1832  
   data-arc span      28306 days (77.50 yr)  
   first obs. used      1942-03-11  
   last obs. used      2019-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4833  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 00:48:51  

Additional Information
 Earth MOID = 1.40196 au 
 Jupiter MOID = 2.33175 au 
 T_jup = 3.449 
[ 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 13.2   n/a MPO435747  
diameter diameter 13.069 km 0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5065 Johnstone (1990 FP1)          Discovered 1990-Mar-24 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 FP1 = 1942 ES = 1958 GM = 1982 HD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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