Star profile
7 Leonis Minoris
What is 7 Leonis Minoris
7 Leonis Minoris is a yellow giant in the Lesser Lion, a star that has likely begun fusing helium in its core after exhausting its hydrogen —it has entered the horizontal branch of stellar ageing—. Swollen past thirteen solar radii, it glows warmly some five hundred light-years away. Its light set out when the first European royal observatories were being founded, in the second half of the seventeenth century.
Where it is and when to see it
7 Leonis Minoris lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is February, when it culminates around midnight.
- From London it culminates about 72° above the horizon.
- From New York it culminates about 83° above the horizon.
- From Sydney it culminates about 22° above the horizon.
It can be seen from anywhere north of 56° S.
It ranks no. 20 in brightness among the 22 stars of Leo Minor in our catalogue. To find it, start from Praecipua, the brightest: it lies about 17° away (a fist at arm's length covers about 10°).
The light you see today left it about 500 years ago.
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Astronomical data for 7 Leonis Minoris
- Constellation
- Leo Minor
- Apparent magnitude
- 5.87
- Distance
- 501.8 light years
- Coordinates (J2000)
- RA 142.680° · Dec 33.656°
- Catalogue
- HIP 46652 · HD 82087
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Other stars in Leo Minor
Leo Minor has 22 stars in Stelvia's catalogue. Here are a few of them.
- Praecipua3.79
- Beta Leonis Minoris4.20
- 21 Leonis Minoris4.49
- 32 Leonis Minoris5.79
- 38 Leonis Minoris5.84
- HIP 498935.86
- 27 Leonis Minoris5.89
- 33 Leonis Minoris5.90