STEREO Coordinated Observations Calendar

Archived plans: 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026

Below, please find the current plans for STEREO operations. All dates and times are UTC unless otherwise specified. More detailed plans can be found in the weekly schedules (Ahead, Behind). Other planning resources are also provided. This page is also available as plain text.

Contact information for coordinated observation requests can be found on the Solar JOP guidelines page.

These pages gives information about possible STEREO support for Parker Solar Probe and Solar Orbiter. Here is also Information about STEREO-A close approach to Earth, August 2023

Links to planning and scheduling pages for other missions: SOHO, Hinode, NSO, VLA, EISCAT, Max Millenium, ISTP Planning.

Information about reduced science operations during the solar conjunction period between August 2014 and November 2015 can be found here.

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Scheduled activities for Week 02:

M Jan 05 (005)
T Jan 06 (006)
W Jan 07 (007)
T Jan 08 (008)
F Jan 09 (009)
S Jan 10 (010)
S Jan 11 (011)

Notes:

* NASA Moon-to-Mars Space Weather campaign, Dec 29 - Jan 21

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Scheduled activities for Week 03:

M Jan 12 (012)
T Jan 13 (013)
W Jan 14 (014)
T Jan 15 (015)
F Jan 16 (016)
S Jan 17 (017)
S Jan 18 (018)

Notes:

* NASA Moon-to-Mars Space Weather campaign, Dec 29 - Jan 21

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Scheduled activities for Week 04:

M Jan 19 (019)
T Jan 20 (020)
W Jan 21 (021)
T Jan 22 (022)
F Jan 23 (023)
S Jan 24 (024)
S Jan 25 (025)

Notes:

* NASA Moon-to-Mars Space Weather campaign, Dec 29 - Jan 21

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Scheduled activities for Week 05:

M Jan 26 (026)
T Jan 27 (027)
W Jan 28 (028)
T Jan 29 (029)
F Jan 30 (030)
S Jan 31 (031)
S Feb 01 (032)

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Scheduled activities for Week 06:

M Feb 02 (033)
T Feb 03 (034)
W Feb 04 (035)
T Feb 05 (036)
F Feb 06 (037)
S Feb 07 (038)
S Feb 08 (039)

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Scheduled activities for Week 07:

M Feb 09 (040)
T Feb 10 (041)
W Feb 11 (042) Ahead: Momentum dump, 17:45 UT
T Feb 12 (043) SolO RSW 25 begins
F Feb 13 (044)
S Feb 14 (045)
S Feb 15 (046)

Notes:

* Solar Orbiter Remote Sensing Window 25, Feb 12-27

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Upcoming events:

2026:

* Feb 28-Mar 10         Solar Orbiter Remote Sensing Window 26
* Mar 8-16              Parker Solar Probe perihelion pass
* Mar 29-Apr 3          Solar Orbiter Remote Sensing Window 27
* Jun 4-12              Parker Solar Probe perihelion pass
* Aug 4-14              Solar Orbiter Remote Sensing Window 28
* Aug 15-25             Solar Orbiter Remote Sensing Window 29
* Sep 1-9               Parker Solar Probe perihelion pass
* Sep 11-21             Solar Orbiter Remote Sensing Window 30
* Nov 28-Dec 6          Parker Solar Probe perihelion pass
* Dec 24                Solar Orbiter Venus flyby

2028:

* Mar 18		Solar Orbiter Venus flyby

2029:

* Jun 10		Solar Orbiter Venus flyby
* Jun 30		Ahead: Mercury transit

2030:

* Sep 3			Solar Orbiter Venus flyby

Plans last modified Tuesday, 06-Jan-2026 18:17:29 UTC

Last Revised: Tuesday, 06-Jan-2026 21:38:40 UTC
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