16. A3
The spectral type is determined from the intensity of the blend at
4032 and the ratio
4300:
4385. The luminosity class
depends on the
ratios
4416:
4481,
4175:
4032, and
4226:
4481, and on the
appearance of the wings of the H lines.
Star | MKK | a | ![]() | m | HD | Notes |
38 Lyn.... | A3 V | 09:12 | +37°14' | 3.8 | A2 | |
![]() | A3 V | 11:44 | +15 08 | 2.2 | A2 | 1 |
![]() | A3 V | 12:10 | +57 35 | 3.4 | A2 | |
![]() | A3 V | 13:29 | -00 05 | 3.4 | A2 | |
![]() | A3 II-III | 15:20 | +72 11 | 3.1 | A2 | 2 |
![]() | A3 IV | 17:10 | +24 57 | 3.2 | A2 | 3 |
a PsA..... | A3 V | 22:52 | -30 09 | 1.3 | A3 | 4 |
NOTES | ||||||
1. The hydrogen lines are weaker in the spectrum of
![]() | ||||||
2. The hydrogen lines in ![]() | ||||||
3. The lines are very broad, and the classification is uncertain. | ||||||
4. a PsA gives spectroscopic evidence of having the lowest luminosity of any star in the table. |
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High resolution image |