NGC254 Galaxy in Sculptor
| DATE | 10 Sept 2015 | |
| TELESCOPE OPTICS | 508 mm mirror f.4 . ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm , | |
| EXPOSURE | binning 2: composite image, 14 min | |
| IMAGE SIZE (ARCMIN) | 30.1 | |
| LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) | NGC254 = 61 GALEXASC J004742.92-312940.1 = 250 GALEXASC J004748.08-312851.7 = 60 GALEXASC J004742.98-310840.2 = 534 |
6dF J0047569-313740 = 790 6dF J0046510-313227 = 56 ESO 411- G 013 = 67 2MASX J00480231-3117186 = 580 |
| MAGNITUDE | NGC254 = 12.62 GALEXASC J004742.92-312940.1 = 15.95 GALEXASC J004748.08-312851.7 = 16.8 GALEXASC J004742.98-310840.2 = 15.31 |
6dF J0047569-313740 = 15.8b 6dF J0046510-313227 = 15.3R ESO 411- G 013 = 15.83 2MASX J00480231-3117186 = 15.27 |
| POSITION RA-DEC J2000 | NGC254 = 00:47:27.60 -31:25:18.0 GALEXASC J004742.92-312940.1 = 00:47:42.90 -31:29:40.0 GALEXASC J004748.08-312851.7 = 00:47:48.20 -31:28:53.0 GALEXASC J004742.98-310840.2 = 00:47:43.00 -31:08:40.0 |
6dF J0047569-313740 = 00:47:56.80 -31:37:40.0 6dF J0046510-313227 = 00:46:51.00 -31:32:27.0 ESO 411- G 013 = 00:47:06.30 -31:34:46.0 2MASX J00480231-3117186 = 00:48:02.30 -31:17:19.0 |
| POSITION ANGLE: | 247 | |
| Rotation Velocity km/s | ~150 | |
| Size (Light Years) | 65,000 (ESO-LV "Quick Blue" IIa-O) | |
| DETAILS | NGC254; a ringed spiral | |
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