Source page for 3C285

FieldValueUnitsConverted fieldValueUnits
Source name3C285   
Redshift0.0794   
Source classE   
178-MHz flux12.3Jy178-MHz luminosity1.50 × 1025W/Hz/sr
Alpha0.81   
High-resolution map frequency4.86GHz   
High-resolution map resolution1.60arcsecHigh-resolution map spatial resolution2.40kpc
High-resolution map dynamic range252   
Low-resolution map frequency4.86GHz   
Low-resolution map resolution5.50arcsecLow-resolution map spatial resolution8.25kpc
Low-resolution map dynamic range95.9   
Beams across source (high resolution)110   
Beams across source (low resolution)31   
Total map flux2.019JyTotal map luminosity1.872 × 1024W/Hz/sr
Total map flux error0.061JyTotal map luminosity error5.7 × 1022W/Hz/sr
Core flux0.00649JyCore luminosity8.03 × 1021W/Hz/sr
Core flux error0.0002JyCore luminosity error2 × 1020W/Hz/sr
Core prominence0.000535   
Core prominence error0.00002   
Total source size (hotspot distances)150arcsecTotal source size (hotspot distances)220kpc
Total source size (sum of linear lobe lengths)170arcsecTotal source size (sum of linear lobe lengths)260kpc
Total source size (sum of largest linear lobe sizes)180arcsecTotal source size (sum of largest linear lobe sizes)270kpc
Source recession coeff. (zeta)0.86   
Recession asymmetry (delta)0.86   
N lobe axial ratio1.3   
S lobe axial ratio1.1   
Average axial ratio1.2   
Axial ratio asymmetry (longer lobe)0.86   
Axial ratio asymmetry (jet side)1.2   
Fractional separation difference (x_lobe)0.094   
Fractional separation difference (x_jet)-0.094   
N lobe core-hotspot distance58arcsecN lobe core-hotspot distance87kpc
N lobe angular length79arcsecN lobe length110kpc
N lobe length resolution correction5.15arcsecN lobe length resolution correction7.72kpc
N lobe largest angular size86arcsecN lobe LLS120kpc
N lobe largest angular size r.c.5.84arcsecN lobe LLS r.c.8.76kpc
N lobe angular width63arcsecN lobe width94kpc
N lobe max angular width80arcsecN lobe max width120kpc
N lobe flux1.056JyN lobe luminosity9.790 × 1023W/Hz/sr
N lobe flux error0.032JyN lobe luminosity error3.0 × 1022W/Hz/sr
N lobe fractional length1.00   
N lobe fractional max width position0.33   
N lobe depolarization--   
S lobe core-hotspot distance88arcsecS lobe core-hotspot distance130kpc
S lobe angular length102arcsecS lobe length145kpc
S lobe length resolution correction5.50arcsecS lobe length resolution correction8.25kpc
S lobe largest angular size102arcsecS lobe LLS145kpc
S lobe largest angular size r.c.5.15arcsecS lobe LLS r.c.7.72kps
S lobe angular width89arcsecS lobe width130kpc
S lobe max angular width103.0arcsecS lobe max width154.5kpc
S lobe flux0.9333JyS lobe luminosity8.653 × 1023W/Hz/sr
S lobe flux error0.028JyS lobe luminosity error2.6 × 1022W/Hz/sr
S lobe fractional length0.96   
S lobe fractional max width position0.52   
S lobe depolarization--   
Straight jet sideN   
Straight jet statusDefinite   
Straight jet flux0.0078JyStraight jet luminosity7.1 × 1021W/Hz/sr
Straight jet flux error0.001JyStraight jet luminosity error9 × 1020W/Hz/sr
Straight jet angular length47.70arcsecStraight jet length71.53kpc
Straight jet angular position5.70arcsecStraight jet position8.55kpc
Straight counterjet statusUndetected   
Straight counterjet flux<0.0199JyStraight counterjet luminosity<1.80 × 1022W/Hz/sr
Straight counterjet flux error--JyStraight counterjet luminosity error--W/Hz/sr
Straight counterjet angular length69.10arcsecStraight counterjet length103.6kpc
Straight counterjet angular position--arcsecStraight counterjet position--kpc
Straight jet prominence0.00047   
Straight jet prominence error0.00006   
Straight counter jet prominence0.00120   
Straight counter jet prominence error--   
Total jet sideN   
Total jet statusDefinite   
Total jet flux0.012JyTotal jet luminosity1.1 × 1022W/Hz/sr
Total jet flux error0.0009JyTotal jet luminosity error8 × 1020W/Hz/sr
Total jet angular length71.20arcsecTotal jet length106.8kpc
Total jet angular position5.70arcsecTotal jet position8.55kpc
Total counterjet statusUndetected   
Total counterjet flux<0.0199JyTotal counterjet luminosity<1.80 × 1022W/Hz/sr
Total counterjet flux error--JyTotal counterjet luminosity error--W/Hz/sr
Total counterjet angular length69.10arcsecTotal counterjet length103.6kpc
Total counterjet angular position--arcsecTotal counterjet position--kpc
Total jet prominence0.00072   
Total jet prominence error0.00005   
Total counterjet prominence<0.00120   
Total counterjet prominence error--   
Fractional jet length0.89   
Fractional jet position0.071   
Fractional jet termination0.96   
N hotspot statusYes   
N hotspot number1   
N hotspot flux density<0.04023JyN hotspot luminosity<3.642 × 1022W/Hz/sr
N hotspot flux error--JyN hotspot luminosity error--W/Hz/sr
N hotspot major axis11.27arcsecN hotspot major axis16.90kpc
N hotspot minor axis5.84arcsecN hotspot minor axis8.76kpc
N hotspot average size8.55arcsecN hotspot average size12.8kpc
N lobe hotspot prominence0.00243   
S hotspot statusYes   
S hotspot number1   
S hotspot flux density<0.05603JyS hotspot luminosity<5.073 × 1022W/Hz/sr
S hotspot flux error--JyS hotspot luminosity error--W/Hz/sr
S hotspot major axis17.17arcsecS hotspot major axis25.75kpc
S hotspot minor axis12.31arcsecS hotspot minor axis18.46kpc
S hotspot average size14.74arcsecS hotspot average size22.10kpc
S lobe hotspot prominence0.00338   
Average hotspot size11.6arcsecAverage hotspot size17.5kpc
N lobe primary fractional hotspot size0.11   
S lobe primary fractional hotspot size0.152   
N lobe hotspot recession coeff. (eta) 0.79   
S lobe hotspot recession coeff. (eta)0.91   
Primary hotspot size asymmetry0.580   
Primary hotspot prominence asymmetry0.7180   

More information: