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58156 (1989 GL)
Classification: Main-belt Asteroid          SPK-ID: 2058156
[ 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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1904024765151933 7.8476e-08  
a 2.278286803681514 1.0074e-08 au
q 1.84449535404867 1.7425e-07 au
i 21.4086456213103 7.5306e-06 deg
node 17.12688397340575 8.1274e-06 deg
peri 156.6281707458941 1.4338e-05 deg
M 31.57555134450425 1.0703e-05 deg
tp 2458890.330986491863
(2020-Feb-10.83098649)		 3.7173e-05 TDB
period 1256.061831833458
3.44		 8.331e-06
2.281e-08		 d
yr
n .2866100942455295 1.901e-09 deg/d
Q 2.712078253314358 1.1992e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1323  
   data-arc span      16015 days (43.85 yr)  
   first obs. used      1976-09-15  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47214  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:52:08  

Additional Information
 Earth MOID = .858337 au 
 Jupiter MOID = 2.26503 au 
 T_jup = 3.493 
[ 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 14.6   n/a MPO459250  
diameter diameter 3.862 km 0.904 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.243   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

58156 (1989 GL)          Discovered 1989-Apr-06 by Helin, E. F. at Palomar
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 GL = 1998 XP62 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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