News:
January 21, 2025
Rochester Astronomy Club
  • Home
  • Events Calendar
  • Resources
    • Library Telescope
    • What to expect at RAC Night Sky Viewing Events
  • Observing Conditions
  • Contact Us
  • The Club
    • Join or Renew
    • Registration
    • New Member Guide
    • Club Newsletters
    • Outreach
    • Contribute
    • Bylaws
      • For Members
    • Members Pages
      • Mike Carlin
      • Josef Chlachula
      • John Martin
    • Officers
    • Activity
    • Log In
  • Forum
    • Forum Access Request
    • Forum
HomeRepliesRe: Observing tonight?

Re: Observing tonight?

Home › Forums › RAC Main Forum › General Discussion › Observing tonight? › Re: Observing tonight?

March 28, 2011 at 7:39 pm #10960
Corrigan
Participant

    According to a quick calculation based on my images of M101, and my scope/camera producing about 1 arcsecond per pixel, M101 is about 15 arcminutes across.

    Mike

    Upcoming Events

    Feb
    7
    Fri
    7:00 pm Public Presentation & Sky Obser... @ Oxbow Park
    Public Presentation & Sky Obser... @ Oxbow Park
    Feb 7 @ 7:00 pm – 8:30 pm
    Public Presentation & Sky Observing 2025-02/07 @ Oxbow Park | Byron | Minnesota | United States
    Wonders of the Winter sky Presentation by Robert Fealey As the nights grow longer and colder, the winter sky offers a breathtaking celestial spectacle. Constellations like Orion, with its iconic belt and sword, become prominent, while the Pleiades cluster, often referred to as the Seven Sisters, shimmers with its blue-tinged light. In addition to these and others celestial wonders, this [...]
    Feb
    11
    Tue
    7:00 pm Monthly Club Meeting February 2025 @ RCTC Door 26 Rm# M1406
    Monthly Club Meeting February 2025 @ RCTC Door 26 Rm# M1406
    Feb 11 @ 7:00 pm – 9:00 pm
    Please come to the Rochester Astronomy Club monthly meetings! These meetings are free and open to the public. Each month we will try to bring you a different presentation and share observing notes and tips. Agenda will be published on the Sunday before the meeting. We are offering these meetings in a hybrid fashion, you can attend either in person [...]
    Mar
    7
    Fri
    7:30 pm Public Presentation & Sky Observ... @ Oxbow Park
    Public Presentation & Sky Observ... @ Oxbow Park
    Mar 7 @ 7:30 pm – 9:00 pm
    Public Presentation & Sky Observing 2025-03/07 @ Oxbow Park | Byron | Minnesota | United States
    Messier Catalogue Presentation by Jay Mclaren The Messier Catalogue is a list of 110 astronomical objects, primarily nebulae, star clusters, and galaxies, compiled by French astronomer Charles Messier in the 18th century. Originally intended to help comet hunters avoid confusing these objects with comets, the Messier Catalogue has become a popular target for amateur astronomers. Spring is an excellent time [...]
    View Calendar

    Quick Links

    • NCRAL Website
    • New Member Guide
    • Join the Club
    • Join our Email list
    • Connect with Us
    • What to expect at Night Sky Viewing events
    • List of articles

    Recent Articles

    • Hubble’s challenge to Josef after 35 years
    • My first contributor post
    • Comet C/2023 A3 (Tsuchinshan-ATLAS)
    • Root River Park 2024
    • Aurora on May 10, 2024

    Recent Forum Topics

    • 2025 Observing
    • 2025 Astronomical League Observing Challenge
    • Meade DS2114ATS
    • Working on A.I. Generated Night Sky Viewing Itinerary Generator project
    • Is Eagle Bluff a Go Tonight?

    Members Blog

    • Hubble’s challenge to Josef after 35 years
    • My first contributor post
    • Public Sky Observing 2024 plan
    • Frontenac Summer
    • Supernova in M101

    Follow us on

    • Facebook
    • Twitter

    Donate

    Help support the club with a donation


    Search

    Copyright © 2023 | Rochester Astronomy Club | A 501(c)(3) non-profit organization

    Skip to toolbar
    • About WordPress
      • WordPress.org
      • Documentation
      • Learn WordPress
      • Support
      • Feedback
    • Log In