Table 5.
Fluxes of the optical continuum at 5050 ± 10 Å, the broad-line intensities of Hα and Hβ after subtraction of the narrow line components, as well as the flux of the Fe II blend (42, 48, and 49) for λ ≥ 5230 Å, and the BD Hα/Hβ.
| UT-Date | Cont5050 | Hβ | Fe II | Hα | Hα/Hβ |
|---|---|---|---|---|---|
| 1997-10-03 | 1.72 ± .28 | 27.2 ± 4. | 7.8 ± 4. | 161.5 ± 17. | 5.9 ± 1.1 |
| 1999-06-21 | 1.38 ± .25 | 16.6 ± 3. | 13.6 ± 4. | 128.3± 15. | 7.7 ± 1.7 |
| 2017-05-11 | 1.26 ± .19 | 11.3 ± 3. | 4.2 ± 2. | 121.8 ± 14. | 10.8 ± 3.2 |
| 2017-06-13 | 1.40 ± .17 | 14.5 ± 3. | 4.6 ± 2. | 118.8 ± 14. | 8.2 ± 2.0 |
| 2019-09-01 | 2.19 ± .35 | 15.9 ± 4. | 10.4 ± 3. | 134.0 ± 19. | 8.4 ± 2.5 |
| 2019-09-10 | 2.26 ± .40 | 19.2 ± 6. | 21.1 ± 5. | 142.8 ± 27. | 7.4 ± 2.8 |
| 2019-09-24 | 2.42 ± .18 | 18.7 ± 3. | 23.9 ± 5. | 213.6 ± 12. | 11.4 ± 2.0 |
| 2019-11-07 | 2.46 ± .16 | 23.7 ± 3. | 31.0 ± 5. | 242.1 ± 12. | 10.2 ± 1.4 |
| 2019-12-06 | 2.03 ± .14 | 12.7 ± 3. | 19.7 ± 4. | 231.4 ± 12. | 18.2 ± 4.5 |
| 2020-07-23 | 1.99 ± .35 | 5.0 ± 6. | 9.9 ± 6. | 20.4 ± 25. | 4.1 ± 7.0 |
| 2023-01-06 | 2.24 ± .24 | 11.7 ± 4. | 12.3 ± 4. | 165.3 ± 17. | 14.1 ± 5.1 |
| 2024-11-20 | 2.10 ± .20 | 10.0 ± 3. | 9.9 ± 4. | 129.3 ± 15. | 12.9 ± 4.2 |
Notes. Continuum flux densities are in units of 10−15 erg s−1 cm−2 Å−1. Line fluxes are in units of 10−15 erg s−1 cm−2.
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