Observing period ratio between High Res and All Res programs: 1.8
Number of spectra with unkown resolution (R<=10): 5
Number of star in intensive observation mode : 0
This page collects statistics on Be observations
Number of spectra in BeSS and ArasBeAm.
The date taken in count for each spectrum is the observation date.
| Nb total | Hα - High Res. | Hα - All Res. | |
| Total | 330219 | 32823 | 35537 |
| 1 year | 32978 | 2324 | 2365 |
| 3 months | 7099 | 347 | 360 |
| 1 month | 2477 | 117 | 126 |
Number of spectra required to cover Observing Programs.
| Hα - High Res. | Hα - All Res. | ||||
| per year | per month | per year | per month | ||
| North Hem. (DEC > -25°) | Mag < 6 | 5172 | 431 | 9310 | 776 |
| Mag < 7 | 7248 | 604 | 13047 | 1088 | |
| Mag < 8 | 8176 | 682 | 14717 | 1227 | |
| South Hem. (DEC < +25°) | Mag < 6 | 4000 | 334 | 7200 | 600 |
| Mag < 7 | 4937 | 412 | 8887 | 741 | |
| Mag < 8 | 5888 | 491 | 10599 | 884 | |
Level of success in Observing Programs.
| Hα - High Res. | Hα - All Res. | ||||||||
| North Hem. (DEC > -25°) | Mag < 6 | 78 | 3 | 24 | 74.3 % | 57 | 9 | 39 | 54.3 % |
| Mag < 7 | 145 | 10 | 43 | 73.2 % | 97 | 16 | 85 | 49 % | |
| Mag < 8 | 222 | 32 | 76 | 67.3 % | 123 | 22 | 185 | 37.3 % | |
| South Hem. (DEC < +25°) | Mag < 6 | 99 | 0 | 30 | 76.7 % | 89 | 8 | 32 | 69 % |
| Mag < 7 | 171 | 3 | 46 | 77.7 % | 148 | 16 | 56 | 67.3 % | |
| Mag < 8 | 222 | 14 | 72 | 72.1 % | 246 | 19 | 114 | 64.9 % | |
Technical data for administrators
Total number of stars in ArasBeAm: 2460Observing period ratio between High Res and All Res programs: 1.8
Number of spectra with unkown resolution (R<=10): 5
Number of star in intensive observation mode : 0
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