| Date | Public | Conveners | Programme Committee/ Copernicus Meetings |
|---|---|---|---|
| 11–24 Jul 2024 | Call-for-skeleton-programme | ||
| 29 Jul–16 Sep 2025 | Public call-for-session-proposals (incl. short courses, US, GDB) | ||
| 17 Sep–01 Oct 2025 | Request for cooperation between programme groups and iteration in acceptance of cooperation requests through tool session programme finalization | ||
| 17 Sep–07 Oct 2025 | Session programme finalization | ||
| 07–08 Oct 2025 | Fall PC meeting | ||
| 22 Oct 2025 | Start of call-for-abstracts and support application and request for letter of invitation for authors Requests for townhall and non-commercial splinter meetings |
||
| 17 Nov 2025 | Start of exhibition booking | ||
| 01 Dec 2025, 13:00 CET | Deadline for support applications | ||
| 02–11 Dec 2025 | Support application assignment & rating | ||
| 12–29 Dec 2025 | Support application ranking | ||
| 30 Dec 2025–08 Jan 2026 | Support application selection by committee | ||
| 09 Jan 2026 | Outcome of support selection | Outcome of support selection | |
| 15 Jan 2026, 13:00 CET | Deadline for receipt of abstracts (also MAL) | ||
| 16 Jan 2026 | Notification to authors of withdrawn sessions to select a new session | Small session withdrawal | |
| 16–22 Jan 2026 | Reassigning abstract to new session after small session withdrawal | ||
| 17–22 Jan 2026, 13:00 CET | Late abstracts submitted through conveners | ||
| 17–28 Jan 2026 | SOI – Abstract management and session merging (upload of late abstracts, also MAL) | ||
| 17–29 Jan 2026 | SOII – Session tagging (expected # of participants, back-to-back, no overlap) | ||
| 17 Jan–01 Feb 2026 | PCI – Session implementation (session merging and session organization not finalized by conveners) | ||
| 21 Jan 2026 | Deadline for townhall meeting requests | Deadline for NET bookings | Deadline for DM and MAL bookings |
| 21 Jan 2026 | Commercial splinter meeting request opens | ||
| 22–23 Jan 2026 | Time/room assignment meeting | ||
| 02–18 Feb 2026 | PCII – Scheduling | ||
| 17–18 Feb 2026 | PC meeting | ||
| 20 Feb 2026 | Letter of acceptance | ||
| 23 Feb 2026 | Letter of rejection | ||
| 23 Feb–04 Mar 2026 | SOIII – Presentation selection (oral/poster selections, finalizing session draft programmes) | ||
| 23 Feb–09 Mar 2026 | PCIII – Presentation selection (finalizing session programmes & special lectures' programme) | ||
| 13 Mar 2026 | Letter of schedule | Uploading meeting programme on web | |
| 16 Mar 2026 | Child care request opens | ||
| from abstract submission start – 20 Mar 2026 | OSPP participation & eligibility | ||
| 01 Apr 2026, 13:00 CEST | Deadline for Letter of invitation requests | ||
| 01 Apr 2026, 13:00 CEST | Deadline for registering on reduced early rates and option for name badge pre-delivery | ||
| 17 Apr–17 May 2026 | OSPP nominator tool | ||
| 07 Apr–31 May 2026 | OSPP coordinator tool | OSPP coordinator tool | |
| 23 Mar–31 May 2026 | Presentation file and supplementary material upload | ||
| 29 Apr 2026 | Deadline for splinter meeting requests | ||
| 03–08 May 2026 | European Geosciences Union – General Assembly | ||
| 04–17 May 2026 | OSPP judging | ||
| 18–31 May 2026 | OSPP award selection (coordinator tool) | ||
| 30 June 2026 | 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, US, GDB)
: Public call-for-session-proposals (incl. short courses, US, GDB)
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
22 Oct 2025
Public: Start of call-for-abstracts and support application and request for letter of invitation for authors
Requests for townhall and non-commercial splinter meetings
Requests for townhall and non-commercial splinter meetings
22 Oct 2025
: Start of call-for-abstracts and support application and request for letter of invitation for authors
Requests for townhall and non-commercial splinter meetings
Requests for townhall and non-commercial splinter meetings
17 Nov 2025
Public: Start of exhibition booking
17 Nov 2025
: Start of exhibition booking
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
09 Jan 2026
Public: Outcome of support selection
Conveners: Outcome of support selection
09 Jan 2026
: Outcome of support selection
: Outcome of support selection
Public: Deadline for receipt of abstracts (also MAL)
: Deadline for receipt of abstracts (also MAL)
16 Jan 2026
Public: Notification to authors of withdrawn sessions to select a new session
PC/Copernicus: Small session withdrawal
16 Jan 2026
: Notification to authors of withdrawn sessions to select a new session
: Small session withdrawal
16–22 Jan 2026
Public: Reassigning abstract to new session after small session withdrawal
16–22 Jan 2026
: Reassigning abstract to new session after small session withdrawal
17–22 Jan 2026, 13:00 CET
Public: Late abstracts submitted through conveners
17–22 Jan 2026, 13:00 CET
: Late abstracts submitted through conveners
17–28 Jan 2026
Conveners: SOI – Abstract management and session merging (upload of late abstracts, also MAL)
17–28 Jan 2026
: 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)
21 Jan 2026
Public: Deadline for townhall meeting requests
Conveners: Deadline for NET bookings
PC/Copernicus: Deadline for DM and MAL bookings
21 Jan 2026
: Deadline for townhall meeting requests
: Deadline for NET bookings
: Deadline for DM and MAL bookings
21 Jan 2026
Public: Commercial splinter meeting request opens
21 Jan 2026
: Commercial splinter meeting request opens
22–23 Jan 2026
PC/Copernicus: Time/room assignment meeting
22–23 Jan 2026
: Time/room assignment meeting
PC/Copernicus: PCII – Scheduling
: PCII – Scheduling
PC/Copernicus: PC meeting
: PC meeting
20 Feb 2026
Public: Letter of acceptance
20 Feb 2026
: Letter of acceptance
23 Feb 2026
Public: Letter of rejection
23 Feb 2026
: 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 (finalizing session programmes & special lectures' programme)
: PCIII – Presentation selection (finalizing session programmes & special lectures' programme)
13 Mar 2026
Public: Letter of schedule
PC/Copernicus: Uploading meeting programme on web
13 Mar 2026
: Letter of schedule
: Uploading meeting programme on web
16 Mar 2026
Public: Child care request opens
16 Mar 2026
: Child care request opens
from abstract submission start – 20 Mar 2026
Public: OSPP participation & eligibility
from abstract submission start – 20 Mar 2026
: OSPP participation & eligibility
01 Apr 2026, 13:00 CEST
Public: Deadline for Letter of invitation requests
01 Apr 2026, 13:00 CEST
: Deadline for Letter of invitation requests
01 Apr 2026, 13:00 CEST
Public: Deadline for registering on reduced early rates and option for name badge pre-delivery
01 Apr 2026, 13:00 CEST
: Deadline for registering on reduced early rates and option for name badge pre-delivery
17 Apr–17 May 2026
Public: OSPP nominator tool
17 Apr–17 May 2026
: OSPP nominator tool
07 Apr–31 May 2026
Conveners: OSPP coordinator tool
PC/Copernicus: OSPP coordinator tool
07 Apr–31 May 2026
: OSPP coordinator tool
: OSPP coordinator tool
23 Mar–31 May 2026
Public: Presentation file and supplementary material upload
23 Mar–31 May 2026
: Presentation file and supplementary material upload
29 Apr 2026
Public: Deadline for splinter meeting requests
29 Apr 2026
: Deadline for splinter meeting requests
Public: European Geosciences Union – General Assembly
: European Geosciences Union – General Assembly
04–17 May 2026
Public: OSPP judging
04–17 May 2026
: OSPP judging
18–31 May 2026
Public: OSPP award selection (coordinator tool)
18–31 May 2026
: OSPP award selection (coordinator tool)
30 June 2026
Conveners: Closure of convener login
PC/Copernicus: Closure of PC login
30 June 2026
: Closure of convener login
: Closure of PC login