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150193 (1998 QG88)
Classification: Main-belt Asteroid          SPK-ID: 2150193
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2205051266857231 4.4235e-08  
a 2.280547737283324 1.0299e-08 au
q 1.777675269560826 1.0079e-07 au
i 4.732365243253483 5.7034e-06 deg
node 257.6361588917702 5.6171e-05 deg
peri 93.05641603412387 5.846e-05 deg
M 168.1736664992027 1.7512e-05 deg
tp 2458612.858213941421
(2019-May-09.35821394)
5.8571e-05 TDB
period 1257.932037665904
3.44
8.5217e-06
2.333e-08
d
yr
n .2861839822984243 1.9387e-09 deg/d
Q 2.783420205005822 1.2571e-08 au
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      8742 days (23.93 yr)  
   first obs. used      1997-04-11  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56537  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:31  

Additional Information
 Earth MOID = .777934 au 
 Jupiter MOID = 2.67537 au 
 T_jup = 3.569 
[ 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 16.43   n/a E2021B55  

150193 (1998 QG88)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 1998 QG88 = 2003 AA19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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