Little lion
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Constellation Little Leo |
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|---|---|
  |
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| Latin name | Leo Minor |
| Latin genitive | Leonis Minoris |
| Abbreviation | LMi |
| Right ascension | 09 h 22 m 35 s to 11 h 06 m 51 s |
| declination | + 22 ° 50 ′ 15 ″ to + 41 ° 25 ′ 54 ″ |
| surface | 231,956 deg² rank 64 |
| Completely visible | 90 ° N to 49.1 ° S |
| Observation time for Central Europe | spring |
| Number of stars brighter than 3 mag | 0 |
| Brightest star (size) | 46 Leonis Minoris (3.83) |
| Meteor streams | |
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Neighboring constellations ( clockwise from north ) |
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| swell | IAU , |
The Little Lion ( Latin / technical language Leo Minor ) is a constellation in the northern sky.
description
The Little Leo is an inconspicuous constellation in the northern fixed star sky. It consists of two or three stars (depending on the star map ) . Only one is lighter than the 4th magnitude .
One finds the constellation north of the distinctive "big" Leo (Leo).
history
The constellation was only introduced in 1687 by the Danzig astronomer Johannes Hevelius . Only the second brightest star, β Leonis Minoris, was designated with a Greek letter.
Celestial objects
Stars
| B. | F. | Names or other designations | size | Lj | Spectral class |
|---|---|---|---|---|---|
| 46 | Praecipua | 3.83 m | 98 | K0 III | |
| β | 31 | 4.20 m | 200 | G9 III | |
| 21st | 4.49 m | ||||
| 10 | 4.54 m | ||||
| 37 | 4.68 m | ||||
| 30th | 4.72 m | ||||
| 15th | 5.08 m | ||||
| 41 | 5.08 m | ||||
| 13 | 5.11 m | ||||
| 42 | 5.36 m | ||||
| 8th | 5.39 m | ||||
| 11 | 5.40 m | ||||
| 23 | 5.49 m | ||||
| 40 | 5.51 m | ||||
| 28 | 5.52 m | ||||
| 34 | 5.57 m | ||||
| 43 | 5.73 m | ||||
| 32 | 5.79 m | ||||
| 38 | 5.84 m | ||||
| 7th | 5.87 m | ||||
| 27 | 5.89 m | ||||
| 15th | 5.92 m |
The brightest star in Little Leo has the Flamsteed designation 46 Leonis Minoris . It is a 98 light-years distant star of the spectral class K0 III. He is sometimes also called Praecipua , Latin for "head".
β Leonis Minoris is a 200 light-years distant, yellowish shining star of the spectral class G9 III.
Variable stars
| star | size | period | Type |
|---|---|---|---|
| R. | 6.3 to 13.2 m | 372 days | Mira type |
R Leonis Minoris is a variable star of the Mira type , the brightness of which changes sharply over a period of 372 days. At the maximum it can easily be seen with prism binoculars . During the minimum, the brightness drops to the 13th magnitude, so that a medium-sized telescope is required for observation .
Messier and NGC objects
| Messier (M) | NGC | other | size | Type | Surname |
|---|---|---|---|---|---|
| 3003 | 11.7 m | Galaxy | |||
| 3344 | 9.9 m | Galaxy |
In the Little Lion are the galaxies NGC 3003 and NGC 3344 .
