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NGC 457: The "ET" Cluster
NGC 457 is an open cluster located in the constellation Cassieopeia. It is easily found in small telescopes, and a favorite for amateur astronomers who can imagine the nicknames of Owl Cluster and ET. The two bright stars in the upper left make up the eyes of ET.
This image was taken as part of Advanced Observing Program (AOP) program at Kitt Peak Visitor Center during 2014.
Créditos:KPNO/NOIRLab/NSF/AURA/Ken and Emilie Siarkiewicz/Adam Block
About the Image
| Id: | noao-n457siark |
| Tipo: | Observation |
| Release date: | 25 de Junio de 2014 a las 12:36 |
| Size: | 1441 x 972 px |
Sobre el Objeto
| Nombre: | NGC 457 |
| Constellation: | Cassiopeia |
| Categoría: | Star Clusters |
Fondos de Pantalla
Coordenadas
| Posición (AR): | 1 19 20.92 |
| Posición (Dec): | 58° 15' 16.24" |
| Campo visual: | 17.86 x 12.03 arcminutes |
| Orientación: | North is 78.8° right of vertical |
Ver en el Telescopio WorldWide:
Colores y Filtros
| Banda | Longitud de Onda | Telescopio |
|---|---|---|
| Optical B | 438 nm | Visitor Center 0.5-meter Telescope Other CCD |
| Optical G | 475 nm | Visitor Center 0.5-meter Telescope Other CCD |
| Optical R | 625 nm | Visitor Center 0.5-meter Telescope Other CCD |
| Optical Broad Band | 555 nm | Visitor Center 0.5-meter Telescope Other CCD |