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192509 (1998 QL5)
Classification: Main-belt Asteroid          SPK-ID: 2192509
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1366355497328455 7.3702e-08  
a 2.210157129345817 3.4429e-08 AU
q 1.908171094981684 1.713e-07 AU
i 3.835054794999284 8.5516e-06 deg
node 273.3198186435752 0.00013272 deg
peri 140.2979716581962 0.00014397 deg
M 279.9992468959917 6.5165e-05 deg
tp 2457267.201051123518
(2015-Sep-01.70105112)
0.00022239 JED
period 1200.143432145466
3.29
2.8043e-05
7.678e-08
d
yr
n .2999641462491172 7.0091e-09 deg/d
Q 2.512143163709951 3.9133e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      5322 days (14.57 yr)  
   first obs. used      1998-08-22  
   last obs. used      2013-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5322  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 16:56:22  

Additional Information
 Earth MOID = .921057 AU 
 T_jup = 3.643 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9 mag n/a MPO257855  

192509 (1998 QL5)          Discovered 1998-Aug-22 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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