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Re: 'Programming error' caused Russian rocket failure - Yahoo! News
From: Richard B. Langley
Date: 2010 Dec 8, 01:11 -0400
From: Richard B. Langley
Date: 2010 Dec 8, 01:11 -0400
He may act like a president but Putin is currently the prime minister. Also, the Blok DM 4th stage was a new variant with a larger propellant vessel. There is speculation about an incorrect amount of fuel being loaded for the mission. -- Richard Langley Sent from my iPod Touch On 2010-12-07, at 11:16 PM, "Frank Reed"wrote: > Oddly enough, it seems that most rocket mishaps are easier to figure > out than major aircraft accidents since the latter are so > exceedingly rare on a percentage basis. With rockets, the cause > tends to be something big and obvious even if people close to the > program can't bring themselves to believe it's that obvious for > months. But it still takes some careful analysis, since rockets tend > to be very far away when they explode, and over water, and they tend > to leave little recognizable debris. With this Proton rocket launch, > sure, it could be a software problem. Or it could be a hardware > problem. And I'm gonna stick my neck out and say it was either a > software problem OR a hardware problem. While it's possible that it > was such a glaring software error that it became obvious the instant > they reviewed their notes, it could be that this is no more than a > speculative guess from an engineer who happened to be quoted by some > journalist. There are no names attached to this theory, and it > sounds like rumor right now. > > The Proton rockets have been around since the late 1960s. It was a > Proton that sent the first living animals, two turtles and some > other small organisms, out around the Moon and back to the Earth in > September, 1968. The spacecraft's re-entry failed, and it came down > with bone-crushing 20g deceleration in the atmosphere. The turtles > reportedly were not injured, but the intended human crew would > probably not have survived. Three months later Jim Lovell was trying > out the Apollo sextant on a much more ambitious manned lunar orbit > flight. The tremendous success of that flight and the international > media coverage of it essentially finished off the Soviet manned > lunar program. The Proton is a fine old design, upgraded > significantly in the past fifteen years, but it is still a rather > "unlucky" beast. > > As for the Glonass sat nav system, this is an embarrassing setback > but I would imagine only a delay of a few months in full global > deployment. I noticed one article that quotes Russian President > Vladimir Putin saying that he will decree that all new cars sold in > Russia must have Glonass navigation systems starting in > 2012. ...It's good to be the king. > > -FER > > ---------------------------------------------------------------- > NavList message boards and member settings: www.fer3.com/NavList > Members may optionally receive posts by email. > To cancel email delivery, send a message to NoMail[at]fer3.com > ----------------------------------------------------------------