rating point exchange

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If you've ever tried to get your head around how the IRB Rugby World Rankings work, this might help.
Based on this detailed explanation on the IRB website, the following program emulates the method used
for calculating rating points exchange; the basis of the official ranking system. The same algorithm is
used for building pick & go's relative ranking matrix and the Super Rugby rankings.

Rating Points Exchange Calculator

Home Rating Away Rating

1) Enter the S14 ranking points of the

team here:

and the

team here:

(for example... WAL 76.92 SCO 76.36)

2) Is the match being played at a Neutral venue (where neither side has Home Advantage)?

3) Is this match a Super 14 semi or final?

4) Click

Home	Rating	Away	Rating
1) Enter the S14 ranking points of the	team here:	and the	team here:
(for example... WAL	76.92	SCO	76.36)
2) Is the match being played at a Neutral venue (where neither side has Home Advantage)?
3) Is this match a Super 14 semi or final?
4) Click

SHA (on 79.7518 points) at home -vs- CHI (on 84.2893 points)

Possible Outcome Rating Point
Exchange New SHA
Rating New CHI
Rating Will SHA
overtake CHI?

If SHA win by 1-15 points 1.154 80.91 83.14 No

If SHA win by more than 15 1.731 81.48 82.56 No

If result is a draw 0.154 79.91 84.14 No

If CHI win by 1-15 points 0.846 78.91 85.14 No

If CHI win by more than 15 1.269 78.48 85.56 No

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Possible Outcome	Rating Point Exchange	New SHA Rating	New CHI Rating	Will SHA overtake CHI?
If SHA win by 1-15 points	1.154	80.91	83.14	No
If SHA win by more than 15	1.731	81.48	82.56	No
If result is a draw	0.154	79.91	84.14	No
If CHI win by 1-15 points	0.846	78.91	85.14	No
If CHI win by more than 15	1.269	78.48	85.56	No

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