| Field | Units | Value |
|---|---|---|
| 3CRR name | 3C274.1 | |
| IAU name | 1232+216 | |
| Redshift | 0.422 (r) | |
| 178-MHz flux | (Jy) | 18.0 |
| Sp. index | 0.87 | |
| FR class | II (r) | |
| 5-GHz core flux | (mJy) | 3.0 (r) |
| Old radio position | (reference) | (r) |
| `Best' radio map | (reference) | (r) |
| RA | (B1950) | 12 32 56.740 |
| DEC | (B1950) | +21 37 05.80 |
| Optical position | (reference) | (r) |
| Type | 1 | |
| LAS | (arcsec) | 150 |
| Size | (kpc) | 832 |
| Scale | (kpc/arcsec) | 5.55 |
| Luminosity distance | (Mpc) | 2310 |
| 178-MHz luminosity | (W/Hz/sr) | 877 x 1024 |
| B magnitude | (mag) | -- |
| V magnitude | (mag) | -- |
| R magnitude | (mag) | 19.5 (r) (n) |
| r magnitude | (mag) | -- |
| Radio RA | (J2000) | 12 35 26.658 |
| Radio DEC | (J2000) | +21 20 34.53 |
| New IAU name | J1235+213 |
See the image of this source in the 3CRR Atlas.