# ACCESS-OM2 Control Experiments

**URL:** <https://forum.access-hive.org.au/t/access-om2-control-experiments/258>\
**Category:** COSIMA\
**Tags:** wiki, data, control, access-om2, mom5, cice5, jra55\
**Created:** [8 December 2022 23:20 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258 "2022-12-08T23:20:08Z")\
**Posts on this page:** 6\
**Page:** 3

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**Author:** ![Midway-X](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.access-hive.org.au/midway-x/32/1980_2.png) [@Midway-X](https://forum.access-hive.org.au/u/Midway-X)\
**Post date:** [20 September 2023 07:41 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258/42 "2023-09-20T07:41:32Z")

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This will be very helpful for my current perturbation test project (even though it exceeds the resources I have). I also believe this will benefit the community, as we have not yet gotten any 01deg-BGC run under the RYF. Additionally, using RYF should allow the model to reach a steady state more effectively compared to using IAF, which may be good reason for implementing the WOMBAT iron updates.

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**Author:** ![AndyHoggANU](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.access-hive.org.au/andyhogganu/32/43_2.png) [@AndyHoggANU](https://forum.access-hive.org.au/u/AndyHoggANU)\
**Post date:** [20 September 2023 10:20 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258/43 "2023-09-20T10:20:41Z")

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I think this could be a useful run to do - there are resources about in the COSIMA community, as well as at ACCESS-NRI … so why not?

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**Author:** ![PSpence](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.access-hive.org.au/pspence/32/298_2.png) [@PSpence](https://forum.access-hive.org.au/u/PSpence)\
**Post date:** [21 September 2023 02:05 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258/44 "2023-09-21T02:05:31Z")

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i’ve been hoping to get the 01 RYF with BGC run going for a while. We also need to redo the 025 run that I did last year, but screwed up the O2 initial conditions (warning … don’t make this mistake again).

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**Author:** ![adele-morrison](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.access-hive.org.au/adele-morrison/32/90_2.png) [@adele-morrison](https://forum.access-hive.org.au/u/adele-morrison)\
**Post date:** [21 September 2023 02:34 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258/45 "2023-09-21T02:34:36Z")

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I reckon if we’re going to invest substantial resources in this - i.e. maybe we want a 100+ year spinup to get the BGC somewhat equilibrated, we should discuss whether it’s a good idea to wait for the iron updates. The current simulation as I understand it is not really any good for looking at BGC at the Antarctic margins, because the iron is so wrong.

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**Author:** ![pearseb](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.access-hive.org.au/pearseb/32/1033_2.png) [@pearseb](https://forum.access-hive.org.au/u/pearseb)\
**Post date:** [22 September 2023 02:27 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258/46 "2023-09-22T02:27:50Z")

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Hey all,

Just to update you on progress, I’ve managed to get comfortable working with WOMBAT and running 1deg simulations with MOM5.

I’ve also managed to add a new tracer to the model as a smell test. Working well.

Next job is to add a prognostic chlorophyll tracer, which will be useful for development of the iron cycle, since 80% of phytoplankton Fe use is in the photosynthetic apparatus.

Pearse

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**Author:** ![rmholmes](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.access-hive.org.au/rmholmes/32/117_2.png) [@rmholmes](https://forum.access-hive.org.au/u/rmholmes)\
**Post date:** [14 April 2024 22:26 UTC](https://forum.access-hive.org.au/t/access-om2-control-experiments/258/47 "2024-04-14T22:26:20Z")

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For anyone interested, I have extended the last cycle of the 025deg\_jra55\_iaf\_omip2 run through to the end of 2023 using JRA55 v1.5.0.1 forcing. You can find this at `/g/data/ik11/outputs/access-om2-025/025deg_jra55_iaf_omip2_cycle6_jra55v150_extension`. Details added to the table.

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