5 times Vallis Schröteri and the crater Herodotus
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Herodotus-Vallis-Schroteri-MAK180-ASI290-9NOV2019-Green.jpg?resize=525%2C412&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Herodotus-Vallis-Schroteri-MAK180-ASI290-9NOV2019-Red.jpg?resize=525%2C435&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Herodotus-Vallis-Schroteri-MAK180-ASI290-9NOV2019-Red-V2.jpg?resize=525%2C396&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Herodotus-Vallis-Schroteri-MAK180-ASI290-9NOV2019-Red-V3.jpg?resize=525%2C370&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Herodotus-Vallis-Schroteri-MAK180-ASI290-9NOV2019-IR.jpg?resize=525%2C362&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Herodotus-Vallis-Schroteri-MAK180-ASI290-9NOV2019-IR-20000frames.jpg?resize=525%2C393&ssl=1)
The out-of-focus star test of the Mak during the imaging session of tonight. A slight de-centering is noticeable, as well as a thermal chimney 10 seconds stacked.
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/MAK180-STAR-TEST-ASI290MM-10s.jpg?resize=457%2C409&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Unknown-MAK180-ASI290MM-Red-filter-1.jpg?resize=525%2C411&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Unknown2-MAK180-ASI290MM-Red-filter.jpg?resize=525%2C527&ssl=1)
![](https://i0.wp.com/www.drogenberg.be/wp-content/uploads/2019/11/Unknown3-MAK180-ASI290MM-Red-filter.jpg?resize=525%2C410&ssl=1)
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