Space/Science — HabitableZone

Space/Science

Manhattan observing report

This is a great article (except for spelling) posted at Sci.astro- amateur from some people in Manhattan.

I and about seven other members of the Amateur Astronomers Association inspected comet Ikeya-Zhang from Manhattan on Saturday 23 March 2002. Following a daytime Observing Group meeting at our offices on Park Avenue, we suppered at a local coffee shop until dusk. Some of us went directly into Central Park while still daylight to watch the hawks and other birds. We met them later. The rest of us from supper went to the north side of Great Lawn in Central Park with two sets of binocular/tripod and a couple handheld monocilars. The sky was brilliantly clear allowing Venus to show among the skyscrapers. The stars came out one by one, and the sky darkened gently, as if it were a titanic planetarium dome. The towers lighted up and formed the fabled all-around Milky Way effect.In mid twilight we hunted for Ikeya-Zhang. The lads with the tripods got it first and let the rest of us inspect it. In later twilight an other member ambled by with his Meade LX-200 rig. He set it up and we got a gorgeous cloeup of the comet. The nucleus sparkled and the tail radiated upwards like a fan or sprat. The binocs showed the fan tail with a quite stellar nucleus.`You may ask just how a person can walk around Central Park with a LX-200? This fellow packed all his stuff onto a notorized warehouse cart that rolled itself under handlebar controls. To get about toen he avails of the wheelchair lifts on buses or subway elevators.Anyway, we stayed out for about an hour y which time the sky was mostly completely dark and stars of 3-2*3 to 4th magnitude were coming out. Now this was under a half Moon and the blue beams from Tribute of light. Even near the Moon several stars of Gemini were discernible.We looked at the planets ars, Jupiter, and Saturn and the major DSOs. About 25 visitors atopped to join us, making for a gaggle of starwathcers in the heart of Manhattan..The blue beams on that evening reached up about 18 kilometers, yet were soft and gentle. We were unhindered in seeing Orion thru them. They turned out just aout at 19h and were turned off, after we all went home, at 23h.Many visitors know about the comet from newsmedia but never thought to actually see it in the sky. One person asked if we knew anything about it, we then steered her to one of the binocs. She screamed in delight!`No one could actually catch it by eye alone althomany of the dimmer stars of Aries were spotted. Assuming it was of fourth magnitude, it was a fuzzy fourth, and so could reasonably fallen off of the dim end of visibility on that evening. It was trivially picked up in even the small monoculars.After an hour it get a bit too chilly, A nasty breeze sprang up for which we were not well dressed against. The day was midl for thin jackets and brief spells outdoors. So we packed up our gear and headed out to the street where we split into our different ways home.A couple of us to get rid of the chill went to a coffee shop for coffee and desserts.

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Everthing works out,
SteveS

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