You are not logged in. [Login] Entrance · Main Index · Search · New user · Who's Online FAQ · Calendar Observing >> Lunar Observing Previous   Index   Next   Flat   astrokido sage Reged: 06/09/08 Posts: 274 Loc: Phoenix, AZ Impact object diameters from crater diameters?       07/26/08 10:58 PM Edit   Reply   Quote   Quick Reply:   Everytime I look at a crater on the moon I wonder what size object it took to punch it out. Is there some rough estimate for the size of the object that created it from the size of the crater it made? -------------------- - Gill C. - All opinions subject to a speed limit of 299,792,458 m/s unless noted otherwise. Nikon D40 Bushnell 10x25 Zhumell 20x80 Celestron Cometron CO-100 binochair CN gallery skyatlas.rgbstore.com - free charts & more cool stuff Post Extras       Entire thread Subject Posted by Posted on Impact object diameters from crater diameters? astrokido 07/26/08 10:58 PM Re: Impact object diameters from crater diameters? Jim Mosher   07/28/08 09:36 AM Re: Impact object diameters from crater diameters? astrokido   07/28/08 12:05 PM Extra information 0 registered and 2 anonymous users are browsing this forum. Moderator:  desertstars  Forum Permissions       You cannot start new topics       You cannot reply to topics       HTML is disabled       UBBCode is enabled Rating: Thread views: 178 Jump to *International Year of Astronomy 2009* -----   Global Coordination   Cornerstone Projects   Special Projects   Special Task Groups   Global Activities   National and Regional Activities   IYA 2009 in Africa   IYA 2009 in the USA*Announcements and News* -----   Cloudy Nights Announcements   Discussion of CN Articles, Reviews, and Reports   Beginners Forum   Celestial Events   Light Pollution*Equipment Discussions* -----   ATM, Optics and DIY Forum   Binoculars   Binoviewers   Cats & Casses   Classic Telescopes   Equipment   Eyepieces   Mounts   Observatories   Reflectors   Refractors    Celestron SkyScout and Meade mySky   Video and Electronically Assisted Astronomy*Astrophotography and Sketching* -----   Beginning Imaging   Film Astrophotography   DSLR & Digital Camera Astro Imaging & Processing   CCD Imaging & Processing   Solar System Imaging & Processing   Sketching   Astro Imaging/Sketching Contest *Observing* -----   General Observing   Planetary and Solar System Observing   Lunar Observing   Deep Sky Observing   Double Star Observing   Solar   Variable Star Observing and Radio Astronomy*Telescope Specific Forums* -----   Celestron NexStar    NexStar GPS / CPC Telescopes   Questar Forum   Meade ACF/RCX / LX / GPS    Meade ETX*Other* -----   Science of Astronomy & Space exploration   AstroWebsites   Space Rocks*Speciality Forums* -----   AstroArt   Astronomy Software & Computers   Stellar Media   Astro Outreach, Clubs and Star Parties*CN Feedback and Vendor Announcements* -----   Vendor and Group Announcements Home

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