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79547 (1998 QS42)
Classification: Main-belt Asteroid          SPK-ID: 2079547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832723251786456 4.0595e-08  
a 2.372177138926333 1.2974e-08 au
q 1.937422718939677 9.8854e-08 au
i 7.067075638954551 5.7697e-06 deg
node 188.9919580339058 3.365e-05 deg
peri 113.4265118345285 3.7521e-05 deg
M 11.62968486450576 1.9824e-05 deg
tp 2458957.389352377125
(2020-Apr-17.88935238)
7.3295e-05 TDB
period 1334.501607313735
3.65
1.0948e-05
2.997e-08
d
yr
n .2697636316262343 2.2131e-09 deg/d
Q 2.806931558912988 1.5352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58251  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:36:52  

Additional Information
 Earth MOID = .935576 au 
 Jupiter MOID = 2.46046 au 
 T_jup = 3.511 
[ 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 15.4   n/a MPO337855  

79547 (1998 QS42)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 QS42 = 2001 FQ53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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