| DATE | 28 Mar 2014 | |
| TELESCOPE OPTICS | 508 mm mirror f.4 effective f/4.6 with paracorr2. ccd Kodak KAF8300 3326 x 2504px 5.4 x 5.4µm | |
| EXPOSURE | binning 1: composite image, 15 min | |
| IMAGE SIZE (ARCMIN) | 25 | |
| LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) | NGC4731 = 81 NGC4731A = 82 GALEXASC J125047.75-062236.9 = 1,172 GALEXASC J125037.83-062137.4 = 1,026 GALEXASC J125030.95-062007.4 = 1,013 MS 1248.0-0600 = 3,353 LQAC 192-006 006 = 3,353 |
LCRS B124756.8-055821 = 353 LCRS B124753.0-060545 = 1,516 LCRS B124758.6-060336 = 1,120 LCRS B124752.4-060212 = 1,504 LCRS B124820.3-055551 = 1,215 LCRS B124922.4-060641 = 1,215 LCRS B124901.0-061201 = 1,707 |
| MAGNITUDE | NGC4731 = 11.9 NGC4731A = 13.46 GALEXASC J125047.75-062236.9 = 19.07 GALEXASC J125037.83-062137.4 = 19.29 GALEXASC J125030.95-062007.4 = 19.53 MS 1248.0-0600 = 18.84 LQAC 192-006 006 = 18.8B |
LCRS B124756.8-055821 = 16.17 LCRS B124753.0-060545 = 16.51 LCRS B124758.6-060336 = 16.3 LCRS B124752.4-060212 = 16.77 LCRS B124820.3-055551 = 16.88 LCRS B124922.4-060641 = 16.7 LCRS B124901.0-061201 = 17.87 |
| POSITION RA-DEC J2000 | NGC4731 = 12:51:01.10 -06:23:35.0 NGC4731A = 12:51:13.20 -06:33:34.0 GALEXASC J125047.75-062236.9 = 12:50:47.70 -06:22:36.0 GALEXASC J125037.83-062137.4 = 12:50:37.80 -06:21:38.0 GALEXASC J125030.95-062007.4 = 12:50:31.10 -06:20:11.0 MS 1248.0-0600 = 12:50:38.00 -06:17:12.0 LQAC 192-006 006 = 12:50:37.80 -06:17:24.0 |
LCRS B124756.8-055821 = 12:50:32.10 -06:14:40.0 LCRS B124753.0-060545 = 12:50:28.30 -06:22:04.0 LCRS B124758.6-060336 = 12:50:33.90 -06:19:55.0 LCRS B124752.4-060212 = 12:50:27.70 -06:18:31.0 LCRS B124820.3-055551 = 12:50:55.60 -06:12:09.0 LCRS B124922.4-060641 = 12:51:57.80 -06:22:59.0 LCRS B124901.0-061201 = 12:51:36.40 -06:28:20.0 |
| POSITION ANGLE: | 228 | |
| Rotation Velocity km/s | 110 | |
| Size (KiloParsecs... kpc) | 22.75 (RC3 D_25; R_25 (blue)) | |
| DETAILS | NGC4731 is a barred spiral galaxy. It has two main arms and two, faint and more tightly curled arms. | |
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