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Thursday, March 26, 2009
Sh2-223 & 224
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj6NeGS7e5F_2qWoJ4yWsapikId_uDlCDFEq8pdt-Dc4phiUBfjCwNAjxpJbM8U53BEtBUgvdZRpreeuGJ1CU0VT3zuBw6NvxFIntl8je9148evyLG1zVAB8owO2wpvfELlm2wxvpUnMH0/s400/Sh2-223_224MEDIUM_HST.jpg)
Two, exteremely dim, Supernova remnants in same five degrees field of view.
This target locates in Auriga.
Two hours H-alpha light for this target is way too litle.
There is some very very faint S-II component and maybe a hint of O-III.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiriOGx7FYhwIRiVK_JJ5iuIwVTH3seycHHd5qk6ek8Pv4ULUX0ksnwEaZdSvrC_vX0QU8XNWdlt6xTSqb86lqKeMNLWhiUdptix1rqaEM3uCo8h80Z8wMiKCE1gHNZM7LgByMgWDHoCzo/s400/Sh2-223_224MEDIUM_NoStars_HST.jpg)
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Details;
-Camera, QHY9
- Optics, Canon EF 200mm f1.8 @ 1.8
- Guiding, QHY5 and PHD-guiding
- Platform, LX200 GPS 12"
- Exposures, 7x1200s with 7nm H-alpha filter, 5x300s O-III Binned 4x4 and 5x300s
S-IIBinned 4x4 .
Darks, Flats and Bias frames calibrated.
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