[ARC5] loss of LBG

Peter Schleuss schleuss at dataway.ch
Wed Dec 31 11:32:55 EST 2014


Hello list readers

there seems to be common understanding that the main
reason for the sad loss of LBG was the lacking experience
of its navigator for nightly solo navigation with a crippled ADF.

At least he had realised that something was not in order
which made him brake the radio silence and asking for a
DF bearing.
If in this movie  the conversation in the inter-allied DF station
was reproduced correctly, they gave him a bearing of 330 degrees,
which must have made him believe to be still inbound to Soluch.

The poor nav had no chance to know that this bearing was
ambiguous resp. was not the bearing of a radiant originating FROM this
land based  DF station but that of a position line leading THROUGH
this station. In my opinion, knowing that they could not
take unambiguous bearings, they should have reported
to him: 330 / 150 degrees.
This would in fact still  not have helped him to find out, whether LBG
was still inbound or already outbound, but at least, it would have
told him, that he would have to use other means of navigation to
decide upon LBG's postion.

In my opinion stating only 330 degrees put the final nail in the coffin.

73 de Peter




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