| Date | Public | Conveners | Programme Committee/ Copernicus Meetings |
|---|---|---|---|
| 15–19 Jul 2026 | Call-for-skeleton-programme | ||
| 20 Jul–23 Sep 2026 | Public call-for-session-proposals (incl. short courses, GP) | ||
| 28 Sep–13 Oct 2026 | Request for cooperation between programme groups and iteration in acceptance of cooperation requests through tool session programme finalization | ||
| 28 Sep–21 Oct 2026 | Session programme finalization | ||
| 21 Oct 2026 | Fall PC meeting | ||
| 28 Oct 2026 | Start of call-for-abstracts and support application and request for letter of invitation for authors | ||
| 17 Nov 2026, 13:00 CET | Start of exhibition booking | ||
| 18 Nov 2026 | Requests for townhall and non-commercial splinter meetings | ||
| 01 Dec 2026, 13:00 CET | Deadline for support applications | ||
| 02–11 Dec 2026 | Support application assignment & rating | ||
| 12–29 Dec 2026 | Support application ranking | ||
| 30 Dec 2026–08 Jan 2027 | Support application selection by committee | ||
| 11 Jan 2027 | Outcome of support selection | Outcome of support selection | |
| 12 Jan 2027, 13:00 CET | Deadline for receipt of abstracts (also MAL) | ||
| 13 Jan 2027 | Notification to authors of withdrawn sessions to select a new session | Small session withdrawal | |
| 14–20 Jan 2027 | Reassigning abstract to new session after small session withdrawal | ||
| 14–15 Jan 2027 | Emergency abstract application | ||
| 14–20 Jan 2027 | SOI – Abstract management and session merging (upload of late abstracts, also MAL) | ||
| 14–21 Jan 2027 | SOII – Session tagging (expected # of participants, back-to-back, no overlap) | ||
| 14–26 Jan 2027 | PCI – Session implementation (session merging and session organization not finalized by conveners) | ||
| 20 Jan 2027 | Deadline for townhall meeting requests | Deadline for DM and MAL bookings | |
| 20 Jan 2027 | Commercial splinter meeting request opens | ||
| 18–19 Jan 2027 | Time/room assignment meeting | ||
| 25 Jan–03 Feb 2027 | PCII – Scheduling | ||
| 02–03 Feb 2027 | PC meeting | ||
| 04–05 Feb 2027 | Letter of acceptance Letter of rejection |
||
| 09–16 Feb 2027 | SOIII – Presentation selection (oral/poster selections, finalizing session draft programmes) | ||
| 09–17 Feb 2027 | PCIII – Presentation selection (virtual poster session scheduling and final programme review) | ||
| 01 Mar 2027 | Letter of schedule | Uploading meeting programme on web | |
| 04 Mar 2027 | Child care request opens | ||
| from abstract submission start – 08 Mar 2027 | OSPP participation & eligibility | ||
| 08 Mar 2027, 13:00 CEST | Deadline for Letter of invitation requests | ||
| 08 Mar 2027, 13:00 CEST | Deadline for registering on reduced early rates and option for name badge pre-delivery | ||
| 09 Mar–18 Apr 2027 | OSPP nominator tool | ||
| 09 Mar–30 Apr 2027 | OSPP coordinator tool | OSPP coordinator tool | |
| 10 Mar–30 Apr 2027 | Presentation file and supplementary material upload | ||
| 31 Mar 2027 | Deadline for splinter meeting requests | ||
| 04–09 Apr 2027 | European Geosciences Union – General Assembly | ||
| 05–18 Apr 2027 | OSPP judging | ||
| 19–30 Apr 2027 | OSPP award selection (coordinator tool) | ||
| 30 May 2027 | Closure of convener login | Closure of PC login |
PC/Copernicus: Call-for-skeleton-programme
: Call-for-skeleton-programme
Public: Public call-for-session-proposals (incl. short courses, GP)
: Public call-for-session-proposals (incl. short courses, GP)
PC/Copernicus: Request for cooperation between programme groups and iteration in acceptance of cooperation requests through tool session programme finalization
: Request for cooperation between programme groups and iteration in acceptance of cooperation requests through tool session programme finalization
PC/Copernicus: Session programme finalization
: Session programme finalization
PC/Copernicus: Fall PC meeting
: Fall PC meeting
28 Oct 2026
Public: Start of call-for-abstracts and support application and request for letter of invitation for authors
28 Oct 2026
: Start of call-for-abstracts and support application and request for letter of invitation for authors
17 Nov 2026, 13:00 CET
Public: Start of exhibition booking
17 Nov 2026, 13:00 CET
: Start of exhibition booking
18 Nov 2026
Public: Requests for townhall and non-commercial splinter meetings
18 Nov 2026
: Requests for townhall and non-commercial splinter meetings
Public: Deadline for support applications
: Deadline for support applications
Conveners: Support application assignment & rating
: Support application assignment & rating
PC/Copernicus: Support application ranking
: Support application ranking
PC/Copernicus: Support application selection by committee
: Support application selection by committee
11 Jan 2027
Public: Outcome of support selection
Conveners: Outcome of support selection
11 Jan 2027
: Outcome of support selection
: Outcome of support selection
Public: Deadline for receipt of abstracts (also MAL)
: Deadline for receipt of abstracts (also MAL)
13 Jan 2027
Public: Notification to authors of withdrawn sessions to select a new session
PC/Copernicus: Small session withdrawal
13 Jan 2027
: Notification to authors of withdrawn sessions to select a new session
: Small session withdrawal
14–20 Jan 2027
Public: Reassigning abstract to new session after small session withdrawal
14–20 Jan 2027
: Reassigning abstract to new session after small session withdrawal
14–15 Jan 2027
Public: Emergency abstract application
14–15 Jan 2027
: Emergency abstract application
14–20 Jan 2027
Conveners: SOI – Abstract management and session merging (upload of late abstracts, also MAL)
14–20 Jan 2027
: SOI – Abstract management and session merging (upload of late abstracts, also MAL)
Conveners: SOII – Session tagging (expected # of participants, back-to-back, no overlap)
: SOII – Session tagging (expected # of participants, back-to-back, no overlap)
PC/Copernicus: PCI – Session implementation (session merging and session organization not finalized by conveners)
: PCI – Session implementation (session merging and session organization not finalized by conveners)
20 Jan 2027
Public: Deadline for townhall meeting requests
PC/Copernicus: Deadline for DM and MAL bookings
20 Jan 2027
: Deadline for townhall meeting requests
: Deadline for DM and MAL bookings
20 Jan 2027
Public: Commercial splinter meeting request opens
20 Jan 2027
: Commercial splinter meeting request opens
18–19 Jan 2027
PC/Copernicus: Time/room assignment meeting
18–19 Jan 2027
: Time/room assignment meeting
PC/Copernicus: PCII – Scheduling
: PCII – Scheduling
PC/Copernicus: PC meeting
: PC meeting
04–05 Feb 2027
Public: Letter of acceptance
Letter of rejection
Letter of rejection
04–05 Feb 2027
: Letter of acceptance
Letter of rejection
Letter of rejection
Conveners: SOIII – Presentation selection (oral/poster selections, finalizing session draft programmes)
: SOIII – Presentation selection (oral/poster selections, finalizing session draft programmes)
PC/Copernicus: PCIII – Presentation selection (virtual poster session scheduling and final programme review)
: PCIII – Presentation selection (virtual poster session scheduling and final programme review)
01 Mar 2027
Public: Letter of schedule
PC/Copernicus: Uploading meeting programme on web
01 Mar 2027
: Letter of schedule
: Uploading meeting programme on web
04 Mar 2027
Public: Child care request opens
04 Mar 2027
: Child care request opens
from abstract submission start – 08 Mar 2027
Public: OSPP participation & eligibility
from abstract submission start – 08 Mar 2027
: OSPP participation & eligibility
08 Mar 2027, 13:00 CEST
Public: Deadline for Letter of invitation requests
08 Mar 2027, 13:00 CEST
: Deadline for Letter of invitation requests
08 Mar 2027, 13:00 CEST
Public: Deadline for registering on reduced early rates and option for name badge pre-delivery
08 Mar 2027, 13:00 CEST
: Deadline for registering on reduced early rates and option for name badge pre-delivery
09 Mar–18 Apr 2027
Public: OSPP nominator tool
09 Mar–18 Apr 2027
: OSPP nominator tool
09 Mar–30 Apr 2027
Conveners: OSPP coordinator tool
PC/Copernicus: OSPP coordinator tool
09 Mar–30 Apr 2027
: OSPP coordinator tool
: OSPP coordinator tool
10 Mar–30 Apr 2027
Public: Presentation file and supplementary material upload
10 Mar–30 Apr 2027
: Presentation file and supplementary material upload
31 Mar 2027
Public: Deadline for splinter meeting requests
31 Mar 2027
: Deadline for splinter meeting requests
Public: European Geosciences Union – General Assembly
: European Geosciences Union – General Assembly
05–18 Apr 2027
Public: OSPP judging
05–18 Apr 2027
: OSPP judging
19–30 Apr 2027
Public: OSPP award selection (coordinator tool)
19–30 Apr 2027
: OSPP award selection (coordinator tool)
30 May 2027
Conveners: Closure of convener login
PC/Copernicus: Closure of PC login
30 May 2027
: Closure of convener login
: Closure of PC login