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To: sci-military-moderated@moderators.isc.org
From: Mats Persson
Newsgroups: sci.military.moderated
Subject: Re: Question on trajectory etc
Date: Sun, 27 May 2001 01:21:20 +0200
Organization: Chalmers University of Technology
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Daniel Kekäläinen wrote:
>
> What is the height that a 155mm howitzer round will rise to when firing
> 30km? What velocity does a 155m round have in mps? Weight of 155mm
> round?
> How long does it take for one such round to impact once it is fired?
> (Time to target....)
Don't know about modern howitzers.
This is the figures for the Bofors 15,5cm FH77 (Haubits 77)
using the standard HE-shell (sgr m/77) weight 42,6kg and charge number
6 (lng 6).
Muzzle velocity; 755m/s
Range; 16km Max altitude; 2300m
Range; 18km Max altitude; 3477m
Range; 20km Max altitude; 5346m
Range; 20,8km Max altitude; 7001m
The time of flight is about one minute at 20km.
Mats Persson
m95perm@mtek.chalmers.se
http://www.mtek.chalmers.se/~m95perm/