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344503 (2002 QS141)
Classification: Main-belt Asteroid          SPK-ID: 2344503
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985623798890443 1.2148e-07  
a 2.980263246745252 4.3382e-08 au
q 2.388495083775664 3.5237e-07 au
i 18.46732527935077 1.6575e-05 deg
node 307.9031225069984 2.4686e-05 deg
peri 60.57923861295361 3.9914e-05 deg
M 140.792098564704 3.5461e-05 deg
tp 2458265.552784295530
(2018-May-27.05278430)
0.00017809 TDB
period 1879.23186280241
5.15
4.1032e-05
1.123e-07
d
yr
n .1915676330983175 4.1828e-09 deg/d
Q 3.572031409714839 5.1996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      6366 days (17.43 yr)  
   first obs. used      2002-08-27  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57688  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:04:02  

Additional Information
 Earth MOID = 1.441 au 
 Jupiter MOID = 2.0741 au 
 T_jup = 3.153 
[ 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 16.2   n/a MPO471580  

344503 (2002 QS141)          Discovered 2007-Jul-21 by Charleston at Charleston
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2002 QS141 = 2007 OC4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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