Here's a capture of Uranus equatorial north (earth's) up:
Uranus 11/29/21 06:50 UTC |
Uranus' north pole is rotated to the left 90 degrees relative to the orientation of the rest of the planets in the solar system. a cloud on the north pole makes the left side brighter.
Here's a wider view using a much longer exposure showing...
the moons of Uranus Miranda is above, but lost in the glare as it's too close 11/29/21 06:36 UTC |
Here's Neptune:
Neptune 11/29/21 4:04 UTC |
and a brighter view showing Triton:
Neptune and Triton 11/29/21 4:04 UTC |
The magnetic fields of the ice giants uranus and neptune are unusual in that, they are highly skewed/off center from the axis of rotation. a recent study suggest this is due to super ionic ice (which is just fun to say).
Imaging details:
camera ZWO ASI 290MM with ZWO RGB filters
celestron 11" Edge HD, no barlow
East Bluff, CA
camera ZWO ASI 290MM with ZWO RGB filters
celestron 11" Edge HD, no barlow
East Bluff, CA
11/29/21 04:04-06:36 UTC
120 second captures
gain 456, exposure ~5-12 ms, 30% histogram, ~60-200 fps
120 second captures
gain 456, exposure ~5-12 ms, 30% histogram, ~60-200 fps
3x upsample (drizzle)
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