15 Orionis
| Stern 15 Orionis | |||||||||||||||
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| AladinLite | |||||||||||||||
| Beobachtungsdaten Äquinoktium: J2000.0, Epoche: J2000.0 | |||||||||||||||
| Sternbild | Orion | ||||||||||||||
| Rektaszension | 05h 09m 42s [1] | ||||||||||||||
| Deklination | +15° 35′ 50″ [1] | ||||||||||||||
| Helligkeiten | |||||||||||||||
| Scheinbare Helligkeit | 4,81 mag [1] | ||||||||||||||
| Spektrum und Indices | |||||||||||||||
| B−V-Farbindex | +0,32 [2] | ||||||||||||||
| U−B-Farbindex | +0,19 [2] | ||||||||||||||
| R−I-Index | +0,19 [2] | ||||||||||||||
| Spektralklasse | F2 IV [1] | ||||||||||||||
| Astrometrie | |||||||||||||||
| Radialgeschwindigkeit | (+30 ± 2) km/s [1] | ||||||||||||||
| Parallaxe | (6,06 ± 1,97) mas [3] | ||||||||||||||
| Entfernung | (540 ± 170) Lj (170 ± 50) pc [3] | ||||||||||||||
| Visuelle Absolute Helligkeit Mvis | ca. −0,1 mag | ||||||||||||||
| Eigenbewegung [1] | |||||||||||||||
| Rek.-Anteil: | (−7,12 ± 1,07) mas/a | ||||||||||||||
| Dekl.-Anteil: | (−16,14 ± 0,51) mas/a | ||||||||||||||
| Physikalische Eigenschaften | |||||||||||||||
| Andere Bezeichnungen und Katalogeinträge | |||||||||||||||
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15 Orionis ist ein früher Unterriese der Klasse F im Sternbild Orion.
Einzelnachweise
- ↑ a b c d e SIMBAD-Datenbank
- ↑ a b c Bright Star Catalogue
- ↑ a b Hipparcos-Katalog
Auf dieser Seite verwendete Medien
Cercle rouge 100%.svg
Opaque red circle
Opaque red circle
Orion IAU.svg
Autor/Urheber: IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg), Lizenz: CC BY 3.0
Central bright 'hunting God' between parts of Taurus and Gemini & 5 others. Hourglass form inc. diag. tight belt of 3, so 7 stars of stunning c. 0-1 mag. dominated by blue/white Rigel in SW (of -1. mag). M42, M43 deep-space between mid-leg lines.
Autor/Urheber: IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg), Lizenz: CC BY 3.0
Central bright 'hunting God' between parts of Taurus and Gemini & 5 others. Hourglass form inc. diag. tight belt of 3, so 7 stars of stunning c. 0-1 mag. dominated by blue/white Rigel in SW (of -1. mag). M42, M43 deep-space between mid-leg lines.