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59418 (1999 GJ1)
Classification: Main-belt Asteroid          SPK-ID: 2059418
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06692093402399243 5.2213e-08  
a 2.523882207829231 9.8853e-09 au
q 2.354981653114763 1.3109e-07 au
i 6.886222766106798 4.0553e-06 deg
node 80.01521667939511 3.9307e-05 deg
peri 126.5158043058638 4.7705e-05 deg
M 3.194107779285709 2.5737e-05 deg
tp 2458587.505812901077
(2019-Apr-14.00581290)
0.0001047 TDB
period 1464.542738961182
4.01
8.6043e-06
2.356e-08
d
yr
n .2458105116518159 1.4442e-09 deg/d
Q 2.6927827625437 1.0547e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1121  
   data-arc span      13252 days (36.28 yr)  
   first obs. used      1983-05-07  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57709  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:28:21  

Additional Information
 Earth MOID = 1.35661 au 
 Jupiter MOID = 2.285 au 
 T_jup = 3.441 
[ 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 14.9   n/a MPO474475  
diameter diameter 2.713 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.347   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59418 (1999 GJ1)          Discovered 1999-Apr-07 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 GJ1 = 2000 QS191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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