30 Cephei
| 30 Cephei | |
| Observationsdata Epok: J2000.0 | |
|---|---|
| Stjärnbild | Cepheus |
| Rektascension | 22t 38m 39,05s |
| Deklination | +63° 35′ 04,10″[1] |
| Skenbar magnitud () | +5,188±0,009 (V)[1] |
| Stjärntyp | |
| Spektraltyp | K3III[1] |
| B–V | 0,083±0,003[2] |
| Astrometri | |
| Radialhastighet () | 10,40±1,8 km/s |
| Egenrörelse (µ) | RA: 0,430±0,230 mas/år Dek.: -19,305±0,184 mas/år |
| Parallax () | 10,5964±0,1272 mas |
| Avstånd | 287,12[3] lå (88,03[3] pc) |
| Absolut magnitud () | 0,47[3] |
| Andra beteckningar | |
| HD 214734, PLX 5485, TYC 4269-809-1, AG+63 1269, HIC 111797, PLX 5485.00, UBV 19398, BD+62 2102, HIP 111797, PMC 90-93 600, UBV M 26541, FK5 853, HR 8627, PPM 23870, uvby98 100214734, GC 31620, IRAS 22368+6319, ROT 3303, WEB 19969, GCRV 14231, IRCO 675, SAO 20190, Gaia DR2 2205279584096889984, GEN# +1.00214734, 2MASS J22383904+6335042, SKY# 43061, Gaia DR1 2205279579796992128, GSC 04269-00809, N30 4986, TD1 29261[1] | |
30 Cephei är en vit underjätte i stjärnbilden Cepheus. 30 Cep har visuell magnitud +5,19 och är synlig vid för blotta ögat vid någorlunda god seeing.[1] Den ligger på ett avstånd av ungefär 285 ljusår.[3]
Referenser
Noter
- ^ [a b c d e] ”Basic data: V* 30 Cep – Star” (på engelska). Centre de Données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=30+Cep&submit=SIMBAD+search. Läst 6 april 2019.
- ^ van Leeuwen (2007). ”Hipparcos, the New Reduction” (på engelska). http://vizier.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/311/hip2&HIP=111797. Läst 6 april 2019.
- ^ [a b c d] ”30 Cephei” (på engelska). Universe Guide. https://www.universeguide.com/star/30cephei. Läst 6 april 2019.
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