fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 months agoSecondsmander.xyzimagemessage-square79fedilinkarrow-up1741arrow-down110
arrow-up1731arrow-down1imageSecondsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 months agomessage-square79fedilink
minus-squareAllerolinkfedilinkEnglisharrow-up5·4 months agoThey normally use parallax-seconds, i.e. parsecs, for long distance objects.
minus-squarem0darn@lemmy.calinkfedilinkEnglisharrow-up2·4 months agoI think you need to be more specific than ‘long distance’, yes they use parsecs for ‘long distances’ but I believe only for intra-galactic objects. I think other galaxies are too distant for parallax seconds to be useful.
minus-squareAllerolinkfedilinkEnglisharrow-up1·4 months agoFair! Thanks for this bit of clarification
They normally use parallax-seconds, i.e. parsecs, for long distance objects.
I think you need to be more specific than ‘long distance’, yes they use parsecs for ‘long distances’ but I believe only for intra-galactic objects. I think other galaxies are too distant for parallax seconds to be useful.
Fair!
Thanks for this bit of clarification