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Table 1
The 25 sample stars.
| Object | V | Sp. type | ⟨ S/N ⟩ |
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| First run (March 26–25, 1994): | |||
| Ganymede | 5.10 | G2 V | 450 |
| HD 20807 | 5.24 | G0 V | 430 |
| HD 43834 | 5.08 | G7 V | 370 |
| HD 84117 | 4.93 | F8 V | 410 |
| HD 102365 | 4.89 | G2 V | 370 |
| HD 112164 | 5.89 | F9 V | 400 |
| HD 114613 | 4.85 | G3 V | 400 |
| HD 115383 | 5.19 | G0 V | 320 |
| HD 115617 | 4.74 | G7 V | 370 |
| HD 117176 | 4.97 | G5 V | 410 |
| HD 128620 | −0.01 | G2 V | 450 |
| HD 141004 | 4.42 | G0 V | 520 |
| HD 146233 | 5.49 | G2 V | 420 |
| HD 147513 | 5.37 | G5 V | 290 |
| HD 160691 | 5.12 | G3 IV-V | 400 |
| HD 188376 | 4.70 | G5 IV | 310 |
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| Second run (November 8–15, 1997): | |||
| Ganymede | 5.10 | G2 V | 410 |
| HD 1835 | 6.39 | G3 V | 230 |
| HD 26491 | 6.37 | G1 V | 310 |
| HD 33021 | 6.15 | G1 IV | 240 |
| HD 39587 | 4.39 | G0 V | 510 |
| HD 50806 | 6.05 | G5 V | 300 |
| HD 53705 | 5.56 | G0 V | 370 |
| HD 177565 | 6.15 | G6 V | 290 |
| HD 181321 | 6.48 | G2 V | 220 |
| HD 189567 | 6.07 | G2 V | 260 |
| HD 196761 | 6.36 | G8 V | 400 |
Notes. The mean values of S/N measured in continuum windows around λλ 4500−5000 Å are listed for the stars and for the two sunlight spectra (Ganymede).
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