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JPL Small-Body Database Browser
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347496 (1998 QG58)
Classification: Main-belt Asteroid          SPK-ID: 2347496
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08145397863002592 8.2869e-08  
a 2.694835700974655 2.4025e-08 au
q 2.475330611376034 2.2052e-07 au
i 10.96322826676562 9.0646e-06 deg
node 351.9586167787822 3.5668e-05 deg
peri 35.51285862402226 5.3626e-05 deg
M 299.9136008321955 4.1686e-05 deg
tp 2459270.193539463282
(2021-Feb-24.69353946)
0.000188 TDB
period 1615.83445757229
4.42
2.1609e-05
5.916e-08
d
yr
n .2227951002733794 2.9794e-09 deg/d
Q 2.914340790573275 2.5982e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      7579 days (20.75 yr)  
   first obs. used      1998-08-30  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71126  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:33:37  

Additional Information
 Earth MOID = 1.48569 au 
 Jupiter MOID = 2.45345 au 
 T_jup = 3.339 
[ 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 16.4   n/a MPO476608  

347496 (1998 QG58)          Discovered 1998-Aug-30 by Spacewatch at Kitt Peak
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

[ show close-approach data ]
Alternate Designations
 1998 QG58 = 2005 EX44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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