Best Calibration Sources for Jan. 15, 2026
Current Anti-Solar Point: RA = 07:49:41.24 / Dec = +21:02:52.1Spectrophotometric Calibration Sources for FTN
| Name | R.A. | Dec. | V Mag. | Spectral Type |
|---|---|---|---|---|
| HR1544 | 04:50:36.72 | +08:54:00.6 | 4.36 | A1V |
| HD 31331 | 04:54:50.71 | +00:28:01.8 | 5.97 | B5/7II |
| G191-B2B | 05:05:30.62 | +52:49:51.9 | 11.78 | DA1 |
| GD71 | 05:52:27.62 | +15:53:13.2 | 13.03 | DA1 |
| HILT600 | 06:45:13.37 | +02:08:14.7 | 10.44 | B1 |
| G193-74 | 07:53:27.26 | +52:29:31.5 | 15.70 | DA0 |
| BD+75d325 | 08:10:49.49 | +74:57:57.9 | 9.54 | O5p |
| HD 68099 | 08:11:16.60 | +09:49:16.5 | 6.07 | B8III |
| HR3454 | 08:43:13.47 | +03:23:55.2 | 4.30 | B3V |
| AGK+81d266 | 09:21:19.18 | +81:43:27.6 | 11.92 | sdO |
| HD 89688 | 10:21:02.01 | +02:17:23.0 | 6.64 | B2.5IV |
| Feige34 | 10:39:36.74 | +43:06:09.2 | 11.18 | DO |
| HD93521 | 10:48:23.51 | +37:34:13.1 | 7.04 | O9Vp |
Spectrophotometric Calibration Sources for FTS
| Name | R.A. | Dec. | V Mag. | Spectral Type |
|---|---|---|---|---|
| HD 37112 | 05:36:03.58 | -00:46:47.9 | 8.00 | B7/8II/III |
| LTT2415 | 05:56:24.74 | -27:51:32.4 | 12.21 | sdG |
| HD 52266 | 07:00:21.08 | -05:49:35.9 | 7.23 | O9.5IIIn |
| HD 72526 | 08:33:25.36 | -00:18:29.1 | 7.93 | B9.5V |
| LTT3218 | 08:41:32.43 | -32:56:32.9 | 11.86 | DA |
| GD108 | 10:00:47.25 | -07:33:30.8 | 13.56 | sdB |
| LTT3864 | 10:32:13.62 | -35:37:41.7 | 12.17 | F |