Best Calibration Sources for Oct. 17, 2025
Current Anti-Solar Point: RA = 01:31:01.39 / Dec = +09:31:10.4Spectrophotometric Calibration Sources for FTN
| Name | R.A. | Dec. | V Mag. | Spectral Type |
|---|---|---|---|---|
| HD 3379 | 00:36:47.31 | +15:13:54.2 | 5.86 | B2.5IV |
| HR153 | 00:36:58.28 | +53:53:48.9 | 3.66 | B2IV |
| HD 6815 | 01:08:55.86 | +09:43:49.8 | 7.29 | B9V |
| HD 14951 | 02:24:49.06 | +10:36:38.0 | 5.48 | B7IV |
| HR718 | 02:28:09.56 | +08:27:36.2 | 4.28 | B9III |
| HZ4 | 03:55:21.99 | +09:47:18.1 | 14.52 | DA4 |
| LB227 | 04:09:28.90 | +17:07:54.4 | 15.34 | DA4 |
| HZ2 | 04:12:43.55 | +11:51:49.0 | 13.86 | DA3 |
| HD 26912 | 04:15:32.06 | +08:53:32.5 | 4.28 | B3IV |
| HR8634 | 22:41:27.72 | +10:49:52.9 | 3.40 | B8V |
| HD 219188 | 23:14:00.52 | +04:59:49.6 | 7.06 | K0III |
| GD248 | 23:26:06.59 | +16:00:19.3 | 15.09 | DC |
Spectrophotometric Calibration Sources for FTS
| Name | R.A. | Dec. | V Mag. | Spectral Type |
|---|---|---|---|---|
| HR9087 | 00:01:49.45 | -03:01:39.0 | 5.12 | B7III |
| G158-100 | 00:33:54.46 | -12:07:58.8 | 14.89 | dG-K |
| CD-34d241 | 00:41:46.92 | -33:39:08.4 | 11.23 | F |
| LTT1020 | 01:54:50.27 | -27:28:35.7 | 11.52 | G |
| HD 19712 | 03:10:18.09 | -01:41:41.0 | 7.35 | B9V |
| EG21 | 03:10:31.02 | -68:36:03.4 | 11.38 | DA |
| LTT1788 | 03:48:22.61 | -39:08:37.0 | 13.16 | F |
| GD50 | 03:48:50.19 | -00:58:32.3 | 14.06 | DA2 |
| SA95-42 | 03:53:43.67 | -00:04:33.8 | 15.61 | DA |
| LTT9239 | 22:52:41.04 | -20:35:33.0 | 12.07 | F |
| LTT9491 | 23:19:35.39 | -17:05:28.5 | 14.11 | DC |
| Feige110 | 23:19:58.40 | -05:09:56.2 | 11.82 | DOp |