Source page for 3C171

Field	Value	Units	Converted field	Value	Units
Source name	3C171
Redshift	0.2384
Source class	N
178-MHz flux	21.3	Jy	178-MHz luminosity	2.81 × 1026	W/Hz/sr
Alpha	0.87
High-resolution map frequency	8.06	GHz
High-resolution map resolution	0.350	arcsec	High-resolution map spatial resolution	1.32	kpc
High-resolution map dynamic range	1210
Low-resolution map frequency	8.06	GHz
Low-resolution map resolution	0.700	arcsec	Low-resolution map spatial resolution	2.64	kpc
Low-resolution map dynamic range	2450
Beams across source (high resolution)	27.9
Beams across source (low resolution)	13.9
Total map flux	0.690	Jy	Total map luminosity	8.92 × 1024	W/Hz/sr
Total map flux error	0.021	Jy	Total map luminosity error	2.7 × 1023	W/Hz/sr
Core flux	0.0020	Jy	Core luminosity	2.7 × 1022	W/Hz/sr
Core flux error	0.0001	Jy	Core luminosity error	1 × 1021	W/Hz/sr
Core prominence	0.000097
Core prominence error	0.000005
Total source size (hotspot distances)	9.50	arcsec	Total source size (hotspot distances)	35.9	kpc
Total source size (sum of linear lobe lengths)	9.76	arcsec	Total source size (sum of linear lobe lengths)	36.8	kpc
Total source size (sum of largest linear lobe sizes)	10.1	arcsec	Total source size (sum of largest linear lobe sizes)	38.0	kpc
Source recession coeff. (zeta)	0.973
Recession asymmetry (delta)	0.954
N lobe axial ratio	0.596
S lobe axial ratio	0.335
Average axial ratio	0.466
Axial ratio asymmetry (longer lobe)	0.562
Axial ratio asymmetry (jet side)	1.78
Fractional separation difference (x_lobe)	0.00795
Fractional separation difference (x_jet)	-0.00795
N lobe core-hotspot distance	4.90	arcsec	N lobe core-hotspot distance	18.5	kpc
N lobe angular length	5.70	arcsec	N lobe length	18.6	kpc
N lobe length resolution correction	0.78	arcsec	N lobe length resolution correction	2.9	kpc
N lobe largest angular size	5.81	arcsec	N lobe LLS	18.8	kpc
N lobe largest angular size r.c.	0.82	arcsec	N lobe LLS r.c.	3.1	kpc
N lobe angular width	8.37	arcsec	N lobe width	31.6	kpc
N lobe max angular width	21.86	arcsec	N lobe max width	82.51	kpc
N lobe flux	0.3860	Jy	N lobe luminosity	4.992 × 1024	W/Hz/sr
N lobe flux error	0.012	Jy	N lobe luminosity error	1.6 × 1023	W/Hz/sr
N lobe fractional length	1.00
N lobe fractional max width position	0.96
N lobe depolarization	0.14
S lobe core-hotspot distance	4.60	arcsec	S lobe core-hotspot distance	17.4	kpc
S lobe angular length	5.58	arcsec	S lobe length	18.3	kpc
S lobe length resolution correction	0.74	arcsec	S lobe length resolution correction	2.8	kpc
S lobe largest angular size	5.81	arcsec	S lobe LLS	19.1	kpc
S lobe largest angular size r.c.	0.74	arcsec	S lobe LLS r.c.	2.8	kps
S lobe angular width	15.12	arcsec	S lobe width	57.07	kpc
S lobe max angular width	17.44	arcsec	S lobe max width	65.83	kpc
S lobe flux	0.3020	Jy	S lobe luminosity	3.906 × 1024	W/Hz/sr
S lobe flux error	0.0091	Jy	S lobe luminosity error	1.2 × 1023	W/Hz/sr
S lobe fractional length	0.96
S lobe fractional max width position	0.88
S lobe depolarization	0.40
Straight jet side	S
Straight jet status	Definite
Straight jet flux	0.0063	Jy	Straight jet luminosity	7.5 × 1022	W/Hz/sr
Straight jet flux error	0.0008	Jy	Straight jet luminosity error	10 × 1021	W/Hz/sr
Straight jet angular length	3.07	arcsec	Straight jet length	11.6	kpc
Straight jet angular position	--	arcsec	Straight jet position	--	kpc
Straight counterjet status	Definite
Straight counterjet flux	0.0060	Jy	Straight counterjet luminosity	7.2 × 1022	W/Hz/sr
Straight counterjet flux error	0.0002	Jy	Straight counterjet luminosity error	2 × 1021	W/Hz/sr
Straight counterjet angular length	1.00	arcsec	Straight counterjet length	3.77	kpc
Straight counterjet angular position	2.00	arcsec	Straight counterjet position	7.55	kpc
Straight jet prominence	0.00027
Straight jet prominence error	0.00003
Straight counter jet prominence	0.00025
Straight counter jet prominence error	0.000008
Total jet side	N
Total jet status	Definite
Total jet flux	0.0150	Jy	Total jet luminosity	1.79 × 1023	W/Hz/sr
Total jet flux error	0.0004	Jy	Total jet luminosity error	5 × 1021	W/Hz/sr
Total jet angular length	3.80	arcsec	Total jet length	14.3	kpc
Total jet angular position	--	arcsec	Total jet position	--	kpc
Total counterjet status	Definite
Total counterjet flux	0.0063	Jy	Total counterjet luminosity	7.5 × 1022	W/Hz/sr
Total counterjet flux error	0.0002	Jy	Total counterjet luminosity error	2 × 1021	W/Hz/sr
Total counterjet angular length	3.50	arcsec	Total counterjet length	13.2	kpc
Total counterjet angular position	--	arcsec	Total counterjet position	--	kpc
Total jet prominence	0.000637
Total jet prominence error	0.00002
Total counterjet prominence	0.00027
Total counterjet prominence error	0.000008
Fractional jet length	0.762
Fractional jet position	--
Fractional jet termination	0.762
N hotspot status	Yes
N hotspot number	1
N hotspot flux density	0.12	Jy	N hotspot luminosity	1.4 × 1024	W/Hz/sr
N hotspot flux error	0.01	Jy	N hotspot luminosity error	1 × 1023	W/Hz/sr
N hotspot major axis	0.27	arcsec	N hotspot major axis	1.0	kpc
N hotspot minor axis	0.07	arcsec	N hotspot minor axis	0.3	kpc
N hotspot average size	0.2	arcsec	N hotspot average size	0.6	kpc
N lobe hotspot prominence	0.0051
S hotspot status	Yes
S hotspot number	1
S hotspot flux density	0.0950	Jy	S hotspot luminosity	1.14 × 1024	W/Hz/sr
S hotspot flux error	0.002	Jy	S hotspot luminosity error	2 × 1022	W/Hz/sr
S hotspot major axis	0.29	arcsec	S hotspot major axis	1.1	kpc
S hotspot minor axis	0.19	arcsec	S hotspot minor axis	0.72	kpc
S hotspot average size	0.24	arcsec	S hotspot average size	0.91	kpc
S lobe hotspot prominence	0.00404
Average hotspot size	0.2	arcsec	Average hotspot size	0.8	kpc
N lobe primary fractional hotspot size	0.03
S lobe primary fractional hotspot size	0.047
N lobe hotspot recession coeff. (eta)	0.996
S lobe hotspot recession coeff. (eta)	0.950
Primary hotspot size asymmetry	0.7
Primary hotspot prominence asymmetry	1.3

More information:

• This source's record in the 3CRR database
• On-line maps are available for this source
• See the image of this source in the 3CRR Atlas.