The following image and spectra show the classical star T Tauri in the Hydrogen-Alpha region. Note the very strong emission of the star in H-Alpha. Surrounding the star T Tauri is nebulosity catalogued as NGC 1554, also as Sharpless SH2-238.
The spectrum seems to include a slight amount of emission from the surrounding nebula.
| Object | T Tauri (HD 284419) |
| Telescope | 14" Meade RCX400 at f/8 |
| Spectrograph / CCD | SBIG SGS, SBIG ST-7XME at -30C; High Resolution = 600 lines/mm |
| Integration Details | 3 x 1200s, dark subtracted and median combined |
| Date / Median Time (UTC) | 15-Jan-2007 0545 UTC |
| Moon Phase | 17% |
| Approximate Airmass | 1.15 |
| CCD Response Curve Source | Epsilon Orionis |
| Wavelength Calibration | H and Ne lamps |
| Software Used | CCDSoft, CCDStack, Iris, vSpec, Excel, Adobe Photoshop |
| Comments | The image was taken on 08-Jan-2007 using a 105mm apochromatic refractor at f/5.6, with an ST-10XME and an Astrodon H-Alpha filter with a 60 Angstrom FWHM bandpass. 8 x 10 minutes at -30C, dark subtracted, flat fielded, mean combined. |