Source page for 3C254

FieldValueUnitsConverted fieldValueUnits
Source name3C254   
Source classQ   
178-MHz flux21.7Jy178-MHz luminosity4.12 × 1027W/Hz/sr
High-resolution map frequency4.89GHz   
High-resolution map resolution0.350arcsecHigh-resolution map spatial resolution2.55kpc
High-resolution map dynamic range2820   
Low-resolution map frequency4.89GHz   
Low-resolution map resolution0.350arcsecLow-resolution map spatial resolution2.55kpc
Low-resolution map dynamic range2820   
Beams across source (high resolution)42.9   
Beams across source (low resolution)42.9   
Total map flux0.740JyTotal map luminosity1.07 × 1026W/Hz/sr
Total map flux error0.022JyTotal map luminosity error3.2 × 1024W/Hz/sr
Core flux0.0200JyCore luminosity3.88 × 1024W/Hz/sr
Core flux error0.0006JyCore luminosity error1 × 1023W/Hz/sr
Core prominence0.000942   
Core prominence error0.00003   
Total source size (hotspot distances)13.7arcsecTotal source size (hotspot distances)99.8kpc
Total source size (sum of linear lobe lengths)15.0arcsecTotal source size (sum of linear lobe lengths)109kpc
Total source size (sum of largest linear lobe sizes)17.3arcsecTotal source size (sum of largest linear lobe sizes)126kpc
Source recession coeff. (zeta)0.913   
Recession asymmetry (delta)0.954   
N lobe axial ratio--   
S lobe axial ratio1.33   
Average axial ratio--   
Axial ratio asymmetry (longer lobe)--   
Axial ratio asymmetry (jet side)--   
Fractional separation difference (x_lobe)0.472   
Fractional separation difference (x_jet)--   
N lobe core-hotspot distance11.71arcsecN lobe core-hotspot distance85.24kpc
N lobe angular length13.14arcsecN lobe length92.66kpc
N lobe length resolution correction0.41arcsecN lobe length resolution correction3.0kpc
N lobe largest angular size13.14arcsecN lobe LLS92.66kpc
N lobe largest angular size r.c.0.41arcsecN lobe LLS r.c.3.0kpc
N lobe angular width--arcsecN lobe width--kpc
N lobe max angular width3.14arcsecN lobe max width22.9kpc
N lobe flux0.3131JyN lobe luminosity4.535 × 1025W/Hz/sr
N lobe flux error0.0094JyN lobe luminosity error1.4 × 1024W/Hz/sr
N lobe fractional length0.33   
N lobe fractional max width position0.73   
N lobe depolarization0.27   
S lobe core-hotspot distance2.00arcsecS lobe core-hotspot distance14.6kpc
S lobe angular length2.71arcsecS lobe length16.6kpc
S lobe length resolution correction0.43arcsecS lobe length resolution correction3.1kpc
S lobe largest angular size5.00arcsecS lobe LLS33.3kpc
S lobe largest angular size r.c.0.43arcsecS lobe LLS r.c.3.1kps
S lobe angular width3.43arcsecS lobe width25.0kpc
S lobe max angular width4.43arcsecS lobe max width32.2kpc
S lobe flux0.3984JyS lobe luminosity5.770 × 1025W/Hz/sr
S lobe flux error0.012JyS lobe luminosity error1.7 × 1024W/Hz/sr
S lobe fractional length1.00   
S lobe fractional max width position0.43   
S lobe depolarization0.68   
Straight jet sideN   
Straight jet statusUndetected   
Straight jet flux<0.0103JyStraight jet luminosity<1.16 × 1024W/Hz/sr
Straight jet flux error--JyStraight jet luminosity error--W/Hz/sr
Straight jet angular length10.36arcsecStraight jet length75.41kpc
Straight jet angular position--arcsecStraight jet position--kpc
Straight counterjet statusUndetected   
Straight counterjet flux<0.0063JyStraight counterjet luminosity<7.1 × 1023W/Hz/sr
Straight counterjet flux error--JyStraight counterjet luminosity error--W/Hz/sr
Straight counterjet angular length0.98arcsecStraight counterjet length7.1kpc
Straight counterjet angular position--arcsecStraight counterjet position--kpc
Straight jet prominence<0.000281   
Straight jet prominence error--   
Straight counter jet prominence0.00017   
Straight counter jet prominence error--   
Total jet sideN   
Total jet statusUndetected   
Total jet flux<0.0103JyTotal jet luminosity<1.16 × 1024W/Hz/sr
Total jet flux error--JyTotal jet luminosity error--W/Hz/sr
Total jet angular length10.36arcsecTotal jet length75.41kpc
Total jet angular position--arcsecTotal jet position--kpc
Total counterjet statusUndetected   
Total counterjet flux<0.0063JyTotal counterjet luminosity<7.1 × 1023W/Hz/sr
Total counterjet flux error--JyTotal counterjet luminosity error--W/Hz/sr
Total counterjet angular length0.98arcsecTotal counterjet length7.1kpc
Total counterjet angular position--arcsecTotal counterjet position--kpc
Total jet prominence<0.000281   
Total jet prominence error--   
Total counterjet prominence<0.00017   
Total counterjet prominence error--   
Fractional jet length--   
Fractional jet position--   
Fractional jet termination--   
N hotspot statusYes   
N hotspot number1   
N hotspot flux density0.27148JyN hotspot luminosity3.0523 × 1025W/Hz/sr
N hotspot flux error0.00007JyN hotspot luminosity error8 × 1021W/Hz/sr
N hotspot major axis0.82arcsecN hotspot major axis6.0kpc
N hotspot minor axis0.24arcsecN hotspot minor axis1.7kpc
N hotspot average size0.53arcsecN hotspot average size3.9kpc
N lobe hotspot prominence0.00741   
S hotspot statusYes   
S hotspot number1   
S hotspot flux density0.28299JyS hotspot luminosity3.1818 × 1025W/Hz/sr
S hotspot flux error0.00007JyS hotspot luminosity error8 × 1021W/Hz/sr
S hotspot major axis0.54arcsecS hotspot major axis3.9kpc
S hotspot minor axis0.40arcsecS hotspot minor axis2.9kpc
S hotspot average size0.47arcsecS hotspot average size3.4kpc
S lobe hotspot prominence0.00772   
Average hotspot size0.50arcsecAverage hotspot size3.6kpc
N lobe primary fractional hotspot size0.042   
S lobe primary fractional hotspot size0.10   
N lobe hotspot recession coeff. (eta) 0.9199   
S lobe hotspot recession coeff. (eta)0.877   
Primary hotspot size asymmetry--   
Primary hotspot prominence asymmetry--   

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