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192509 (1998 QL5)
Classification: Main-belt Asteroid          SPK-ID: 2192509
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372140642622176 4.9807e-08  
a 2.209888470001551 7.8872e-09 au
q 1.906660691466424 1.1158e-07 au
i 3.836133806986595 4.3562e-06 deg
node 273.219545631215 7.375e-05 deg
peri 140.4197464949813 7.5481e-05 deg
M 220.0036126276892 1.5969e-05 deg
tp 2459667.125307244168
(2022-Mar-28.62530724)
5.4289e-05 TDB
period 1199.924610634098
3.29
6.4239e-06
1.759e-08
d
yr
n .3000188485256241 1.6062e-09 deg/d
Q 2.513116248536677 8.9695e-09 au
  Orbit Determination Parameters
   # obs. used (total)      495  
   data-arc span      7970 days (21.82 yr)  
   first obs. used      1998-08-22  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47799  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:26  

Additional Information
 Earth MOID = .919156 au 
 Jupiter MOID = 2.8068 au 
 T_jup = 3.643 
[ 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 16.93   n/a E2021B55  

192509 (1998 QL5)          Discovered 1998-Aug-22 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1998 QL5 = 2003 AQ79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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