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201530 (2003 QL25)
Classification: Main-belt Asteroid          SPK-ID: 2201530
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2508058383827335 1.0882e-07  
a 2.537815581162872 1.5821e-08 au
q 1.901316616668554 2.8268e-07 au
i 5.360064342063753 1.0602e-05 deg
node 297.3628589290511 3.6411e-05 deg
peri 332.3059644602105 4.2378e-05 deg
M 91.59488154800539 1.5797e-05 deg
tp 2458624.786136329281
(2019-May-21.28613633)
6.6095e-05 TDB
period 1476.687219149575
4.04
1.3809e-05
3.781e-08
d
yr
n .2437889319630762 2.2797e-09 deg/d
Q 3.174314545657191 1.9789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      7734 days (21.17 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50761  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:21:03  

Additional Information
 Earth MOID = .887103 au 
 Jupiter MOID = 1.95575 au 
 T_jup = 3.397 
[ 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 16.4   n/a MPO494132  

201530 (2003 QL25)          Discovered 2003-Aug-22 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

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