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100974 (1998 QG24)
Classification: Main-belt Asteroid          SPK-ID: 2100974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2838622304333872 4.0741e-08  
a 2.643005507564546 1.4208e-08 au
q 1.892756069139547 1.0848e-07 au
i 3.89514527283249 4.6063e-06 deg
node 200.2962970978225 7.677e-05 deg
peri 175.5061023428986 7.7281e-05 deg
M 47.53079712112315 1.1195e-05 deg
tp 2458993.286461985864
(2020-May-23.78646199)
4.7758e-05 TDB
period 1569.442933914892
4.30
1.2655e-05
3.465e-08
d
yr
n .2293807517435496 1.8496e-09 deg/d
Q 3.393254945989544 1.8241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      495  
   data-arc span      9480 days (25.95 yr)  
   first obs. used      1995-02-04  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:39  

Additional Information
 Earth MOID = .892782 au 
 Jupiter MOID = 2.07354 au 
 T_jup = 3.332 
[ 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 15.97   n/a E2021B55  

100974 (1998 QG24)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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