NGC7552 Galaxy in Grus
| DATE | 23 Jul 2015 | |
| TELESCOPE OPTICS | 508 mm mirror f.4 . ccd
Kodak KAF8300
3326 x 2504px 5.4 x 5.4µm |
|
| EXPOSURE | binning 2: composite image, 16 min | |
| IMAGE SIZE (ARCMIN) | 29.8 | |
| LIGHT TRAVEL TIME (Derived Redshift. Millions Light Years) | NGC7552 = 61 2MASX J23163580-4234191 = 1257 2MASX J23164732-4242371 = 1214 2MASX J23153089-4229149 = 697 |
GALEXASC J231703.84-424030.7 = 428 GALEXASC J231528.00-424120.8 = 863 LCRS B231416.8-424105 = 682 LCRS B231406.9-423647 = 1420 |
| MAGNITUDE | NGC7552 = 11.25 2MASX J23163580-4234191 = 17.33 2MASX J23164732-4242371 = 16.59 2MASX J23153089-4229149 = 17.67 |
GALEXASC J231703.84-424030.7 = 17.59 GALEXASC J231528.00-424120.8 = 16.7r LCRS B231416.8-424105 = 16.99 LCRS B231406.9-423647 = 17.28 |
| POSITION RA-DEC J2000 | NGC7552 = 23:16:10.70 -42:35:05.0 2MASX J23163580-4234191 = 23:16:35.80 -42:34:19.0 2MASX J23164732-4242371 = 23:16:47.30 -42:42:37.0 2MASX J23153089-4229149 = 23:15:30.90 -42:29:15.0 |
GALEXASC J231703.84-424030.7 = 23:17:03.90 -42:40:31.0 GALEXASC J231528.00-424120.8 = 23:15:28.00 -42:41:21.0 LCRS B231416.8-424105 = 23:17:02.40 -42:24:42.0 LCRS B231406.9-423647 = 23:16:52.60 -42:20:23.0 |
| POSITION ANGLE: | 257 | |
| Rotation Velocity km/s | 83 gas; 210 stars | |
| Size (Light Years) | 83,000 (ESO-LV "Quick Blue" IIa-O) | |
| DETAILS | NGC7552, a ringed barred LINER type spiral . | |
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