Information about STEREO-A close approach to Earth, August 2023

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

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.

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 28:

M Jul 07 (188)
T Jul 08 (189)
W Jul 09 (190)
T Jul 10 (191)
F Jul 11 (192)
S Jul 12 (193)
S Jul 13 (194)

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Scheduled activities for Week 29:

M Jul 14 (195)
T Jul 15 (196)
W Jul 16 (197)
T Jul 17 (198)
F Jul 18 (199)
S Jul 19 (200)
S Jul 20 (201)

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Scheduled activities for Week 30:

M Jul 21 (202)
T Jul 22 (203)
W Jul 23 (204) Ahead: Momentum dump, 19:05 UT
T Jul 24 (205)
F Jul 25 (206)
S Jul 26 (207)
S Jul 27 (208)

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Scheduled activities for Week 31:

M Jul 28 (209)
T Jul 29 (210)
W Jul 30 (211)
T Jul 31 (212)
F Aug 01 (213)
S Aug 02 (214)
S Aug 03 (215)

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Scheduled activities for Week 32:

M Aug 04 (216)
T Aug 05 (217)
W Aug 06 (218)
T Aug 07 (219)
F Aug 08 (220)
S Aug 09 (221)
S Aug 10 (222)

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Scheduled activities for Week 33:

M Aug 11 (223)
T Aug 12 (224)
W Aug 13 (225)
T Aug 14 (226)
F Aug 15 (227)
S Aug 16 (228)
S Aug 17 (229)

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Upcoming events:

2025:

* Sep 7-12              Solar Orbiter Remote Sensing Window 22
* Sep 13-23             Solar Orbiter Remote Sensing Window 23
* Sep 12-20             Parker Solar Probe perihelion pass
* Oct 1-6               Solar Orbiter Remote Sensing Window 24
* Dec 9-17              Parker Solar Probe perihelion pass

2026:

* Feb 12-27             Solar Orbiter Remote Sensing Window 25
* 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, 08-Jul-2025 16:47:25 UTC

Last Revised: Tuesday, 07-Jan-2025 19:15:32 UTC
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