Ranks in, ATAR out.

A NSW ATAR calculator that starts with your school, subject ranks and cohort sizes. See what they could mean for your HSC marks and ATAR, before results day.

Example forecast
English AdvancedRank 48 of 96
Top of cohortDrag to try your rank
Estimated HSC mark77.4–81.8
658095
Central ATAR estimate84.30

Planning range 82.4–86.2

300+ forecasts created by students from NSW's top performing schools.

Sydney Boys
North Sydney Boys
Baulkham Hills
Hornsby Girls
Fort Street
Sydney Girls

A clearer picture.
Every time you return.

Save a forecast, update your ranks and see what moved. Your dashboard brings your ATAR range and subject progress into one place.

Explore my dashboard
Example dashboard
Central ATAR estimate93.30

Planning range 91.4–95.2

Since first forecast+2.30ATAR points
969288
Rank 10 of 96
14 places up

Built on history.
Clear about uncertainty.

Your rank is placed in context using your school and course history. Each historical year produces a mark scenario, then UAC scaling converts your eligible units into an ATAR scenario.

See the model and its results
Published Band 6 course results
201k+
NSW schools in the history
820
Historical scaling scenarios
5

Early model testing

Historical experiments on a small sample, not a test of today's model. Average ATAR error; lower is better.

Histogram boosting1.21
Random forest1.23
Previous engine2.23

Finished your HSC?
Help the next year get closer.

Share your final ranks, marks and ATAR to help us measure and improve future forecasts.

Share my HSC result