Melotte 15 is an emission nebula with star cluster in the center of the Heart nebula located in the constellation Cassiopeia.
Imaged from Ocala, Florida through Ha, OIII and SII filters.
20 minute exposures combined to a total of:
3 hours Ha (binned 1x1)
2 hours and 20 min OIII (binned 1x1)
2 hours and 20 min SII (binned 1x1)
Processed in Photoshop using Hubble palette
Imaging telescope: Astro-Tech 8" Ritchey-Chrétien
Imaging camera: QSI 683 wsg-8
Losmandy G-11 with Gemini II German equatorial mount
**This image can be seen as featured in NationalGeographic.com "Best New Space Pictures: Jellyfish Wave, Moons Dance and Sun Winks",
Space.com "Cloudy Core of the Heart Nebula Glows in Amateur Astronomer's Photo", "Amazing Night Sky Photos by Stargazers: February 2014