13.1.18

ic405

Revisit after last year's efforts. Terrible 10.2s PE which I couldn't guide out. The PHD2 gurus tell me it's the first harmonic of the mesh between the gear on the worm-shaft and the idler gear. Yep. NP.
nebula ic405 flaming star in auriga
700d + nt150s    29 x 360s @ ISO800