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 06:

M Feb 02 (033) Ahead: SECCHI stepped calibration roll, 07:35
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, 14:30 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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Scheduled activities for Week 08:

M Feb 16 (047)
T Feb 17 (048)
W Feb 18 (049)
T Feb 19 (050)
F Feb 20 (051)
S Feb 21 (052)
S Feb 22 (053)

Notes:

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

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Scheduled activities for Week 09:

M Feb 23 (054)
T Feb 24 (055)
W Feb 25 (056)
T Feb 26 (057)
F Feb 27 (058)  SolO RSW 25 ends
S Feb 28 (059)  SolO RSW 26 begins
S Mar 01 (060)

Notes:

* Solar Orbiter Remote Sensing Window 25, Feb 12-27
* Solar Orbiter Remote Sensing Window 26, Feb 28 - Mar 10

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Scheduled activities for Week 10:

M Mar 02 (061)
T Mar 03 (062)
W Mar 04 (063)
T Mar 05 (064)
F Mar 06 (065)  Artemis II launch window begins
S Mar 07 (066)
S Mar 08 (067)  Start of PSP perihelion pass, Daylight Savings Time Begins

Notes:

* Solar Orbiter Remote Sensing Window 26, Feb 28 - Mar 10
* Artemis II launch window, Mar 6-11
* Parker Solar Probe Perihelion pass, Mar 8-16

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Scheduled activities for Week 11:

M Mar 09 (068)
T Mar 10 (069) Solar Orbiter Remote Sensing Window 26 ends
W Mar 11 (070)  Artemis II launch window ends
T Mar 12 (071)
F Mar 13 (072)
S Mar 14 (073)
S Mar 15 (074)

Notes:

* Solar Orbiter Remote Sensing Window 26, Feb 28 - Mar 10
* Artemis II launch window, Mar 6-11
* Parker Solar Probe Perihelion pass, Mar 8-16

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Upcoming events:

2026:

* Mar 6-11              Artemis II launch window
* Mar 8-16              Parker Solar Probe perihelion pass
* Mar 29-Apr 3          Solar Orbiter Remote Sensing Window 27
* Apr 1-6               Artemis II launch window
* 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, 03-Feb-2026 20:35:29 UTC

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