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Information
about STEREO-A close approach to Earth, August 2023
STEREO Coordinated Observations Calendar - 2025
Below, please find the archived plans for STEREO operations in the year 2025.
Some unplanned events are also included.
All dates and times are UTC unless otherwise specified. More detailed plans
can be found in the weekly schedules (Ahead,
Behind).
This page is also available as plain text.
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Scheduled activities for Week 01:
M Dec 30 (365)
T Dec 31 (366)
W Jan 01 (001)
T Jan 02 (002)
F Jan 03 (003)
S Jan 04 (004)
S Jan 05 (005)
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Scheduled activities for Week 02:
M Jan 06 (006)
T Jan 07 (007) Ahead: Momentum dump, 18:00 UT
W Jan 08 (008)
T Jan 09 (009)
F Jan 10 (010)
S Jan 11 (011)
S Jan 12 (012)
Notes:
* Brief data loss on Jan 9 due to wildfires disrupting DSN operations.
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Scheduled activities for Week 03:
M Jan 13 (013)
T Jan 14 (014)
W Jan 15 (015) G3 ATLAS observations
T Jan 16 (016)
F Jan 17 (017)
S Jan 18 (018)
S Jan 19 (019)
Notes:
* HI1-A 20-min cadence campaign from 1/15 0000 to 1/21 00:00
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Scheduled activities for Week 04:
M Jan 20 (020) Martin Luther King, Jr. holiday
T Jan 21 (021)
W Jan 22 (022)
T Jan 23 (023)
F Jan 24 (024)
S Jan 25 (025)
S Jan 26 (026)
Notes:
* HI1-A 20-min cadence campaign from 1/15 0000 to 1/21 00:00
-------------------------------------------------------------------------------
Scheduled activities for Week 05:
M Jan 27 (027)
T Jan 28 (028) Ahead: SECCHI watchdog reset, 13:50:16 UT
W Jan 29 (029)
T Jan 30 (030)
F Jan 31 (031)
S Feb 01 (032)
S Feb 02 (033)
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Scheduled activities for Week 06:
M Feb 03 (034)
T Feb 04 (035)
W Feb 05 (036)
T Feb 06 (037)
F Feb 07 (038)
S Feb 08 (039)
S Feb 09 (040)
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Scheduled activities for Week 07:
M Feb 10 (041)
T Feb 11 (042)
W Feb 12 (043)
T Feb 13 (044)
F Feb 14 (045)
S Feb 15 (046)
S Feb 16 (047)
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Scheduled activities for Week 08:
M Feb 17 (048)
T Feb 18 (049) Solar Orbiter Venus flyby; Ahead: Momentum dump, 20:15 UT
W Feb 19 (050)
T Feb 20 (051)
F Feb 21 (052)
S Feb 22 (053)
S Feb 23 (054) Betelgeuse campaign, 12:00-14:00
Notes:
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
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Scheduled activities for Week 09:
M Feb 24 (055)
T Feb 25 (056)
W Feb 26 (057)
T Feb 27 (058)
F Feb 28 (059)
S Mar 01 (060)
S Mar 02 (061) Betelgeuse campaign, 12:00-14:00
Notes:
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
-------------------------------------------------------------------------------
Scheduled activities for Week 10:
M Mar 03 (062)
T Mar 04 (063)
W Mar 05 (064) Ahead: SECCHI stepped calibration roll, 12:35 UT
T Mar 06 (065)
F Mar 07 (066)
S Mar 08 (067)
S Mar 09 (068) Betelgeuse campaign, 12:00-14:00
Notes:
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
-------------------------------------------------------------------------------
Scheduled activities for Week 11:
M Mar 10 (069)
T Mar 11 (070) Solar Orbiter Remote Sensing Window 19 begins
W Mar 12 (071)
T Mar 13 (072)
F Mar 14 (073)
S Mar 15 (074)
S Mar 16 (075)
Notes:
* Solar Orbiter Remote Sensing Window 19, Mar 11-28
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Scheduled activities for Week 12:
M Mar 17 (076)
T Mar 18 (077) PSP perihelion begins
W Mar 19 (078)
T Mar 20 (079)
F Mar 21 (080)
S Mar 22 (081)
S Mar 23 (082)
Notes:
* Solar Orbiter Remote Sensing Window 19, Mar 11-28
* Parker Solar Probe perihelion Mar 19-27:
- HI1 20-min cadence (Radial w STA), Mar 18-20
- COR2 deep field (36 sec exp/5 min cadence) (Q+R w STA), Mar 21-24
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Scheduled activities for Week 13:
M Mar 24 (083)
T Mar 25 (084)
W Mar 26 (085)
T Mar 27 (086) PSP perihelion ends
F Mar 28 (087) Solar Orbiter Remote Sensing Window 19 ends
S Mar 29 (088) Solar Orbiter Remote Sensing Window 20 begins
S Mar 30 (089) Betelgeuse campaign, 12:00-14:00
Notes:
* Solar Orbiter Remote Sensing Window 19, Mar 11-28
* Parker Solar Probe perihelion Mar 19-27:
- HI1 20-min cadence (Radial w STA), Mar 18-20
- COR2 deep field (36 sec exp/5 min cadence) (Q+R w STA), Mar 21-24
* Solar Orbiter Remote Sensing Window 20, Mar 29-Apr 6
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
-------------------------------------------------------------------------------
Scheduled activities for Week 14:
M Mar 31 (090)
T Apr 01 (091) Ahead: Momentum dump, 18:15 UT
W Apr 02 (092)
T Apr 03 (093)
F Apr 04 (094)
S Apr 05 (095)
S Apr 06 (096) Betelgeuse campaign, 12:00-14:00
Notes:
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
-------------------------------------------------------------------------------
Scheduled activities for Week 15:
M Apr 07 (097) Ahead: Mercury transit
T Apr 08 (098)
W Apr 09 (099)
T Apr 10 (100)
F Apr 11 (101)
S Apr 12 (102)
S Apr 13 (103) Betelgeuse campaign, 12:00-14:00
Notes:
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
-------------------------------------------------------------------------------
Scheduled activities for Week 16:
M Apr 14 (104)
T Apr 15 (105)
W Apr 16 (106)
T Apr 17 (107)
F Apr 18 (108)
S Apr 19 (109)
S Apr 20 (110) Betelgeuse campaign, 12:00-14:00
Notes:
* Betelgeuse campaign:
- HI-2 short-exposure, high-resolution
- 1 HI-1 image
- no EUVI, COR1 or COR2
-------------------------------------------------------------------------------
Scheduled activities for Week 17:
M Apr 21 (111)
T Apr 22 (112)
W Apr 23 (113)
T Apr 24 (114)
F Apr 25 (115) Solar Orbiter Remote Sensing Window 21 begins
S Apr 26 (116)
S Apr 27 (117)
Notes:
* Solar Orbiter Remote Sensing Window 21, Apr 25-30
-------------------------------------------------------------------------------
Scheduled activities for Week 18:
M Apr 28 (118)
T Apr 29 (119)
W Apr 30 (120) Solar Orbiter Remote Sensing Window 21 ends
T May 01 (121)
F May 02 (122)
S May 03 (123)
S May 04 (124)
Notes:
* Solar Orbiter Remote Sensing Window 21, Apr 25-30
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Scheduled activities for Week 19:
M May 05 (125)
T May 06 (126)
W May 07 (127) Ahead: Momentum dump, 13:00 UT
T May 08 (128)
F May 09 (129)
S May 10 (130)
S May 11 (131)
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Scheduled activities for Week 20:
M May 12 (132)
T May 13 (133)
W May 14 (134)
T May 15 (135)
F May 16 (136)
S May 17 (137)
S May 18 (138)
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Scheduled activities for Week 21:
M May 19 (139)
T May 20 (140)
W May 21 (141)
T May 22 (142)
F May 23 (143)
S May 24 (144)
S May 25 (145)
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Scheduled activities for Week 22:
M May 26 (146) Memorial Day holiday
T May 27 (147)
W May 28 (148)
T May 29 (149)
F May 30 (150)
S May 31 (151)
S Jun 01 (152)
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Scheduled activities for Week 23:
M Jun 02 (153)
T Jun 03 (154) Ahead: SECCHI stepped calibration roll, 14:50 UT
W Jun 04 (155)
T Jun 05 (156)
F Jun 06 (157)
S Jun 07 (158)
S Jun 08 (159)
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Scheduled activities for Week 24:
M Jun 09 (160)
T Jun 10 (161)
W Jun 11 (162) Ahead: Battery discharge cycle, 17:40 UT
T Jun 12 (163)
F Jun 13 (164)
S Jun 14 (165)
S Jun 15 (166) PSP perihelion begins
Notes:
* Parker Solar Probe perihelion pass, June 15-22:
- COR2 deep field (36 sec exp/5 min cadence) (Opp+Q w STA; R w Earth), Jun 19-22
-------------------------------------------------------------------------------
Scheduled activities for Week 25:
M Jun 16 (167)
T Jun 17 (168)
W Jun 18 (169) Ahead: Momentum Dump, 13:00 UT
T Jun 19 (170)
F Jun 20 (171)
S Jun 21 (172)
S Jun 22 (173) PSP perihelion ends
Notes:
* Parker Solar Probe perihelion pass, June 15-22:
- COR2 deep field (36 sec exp/5 min cadence) (Opp+Q w STA; R w Earth), Jun 19-22
-------------------------------------------------------------------------------
Scheduled activities for Week 26:
M Jun 23 (174)
T Jun 24 (175)
W Jun 25 (176)
T Jun 26 (177)
F Jun 27 (178)
S Jun 28 (179)
S Jun 29 (180)
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Scheduled activities for Week 27:
M Jun 30 (181)
T Jul 01 (182)
W Jul 02 (183)
T Jul 03 (184)
F Jul 04 (185) Independence Day holiday
S Jul 05 (186) Data gaps due to watchdog reset.
S Jul 06 (187)
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Plans last modified Wednesday, 09-Jul-2025 15:53:36 UTC
Last Revised: Tuesday, 07-Jan-2025 19:15:14 UTC
Responsible NASA Official: ![[email address: Therese.A.Kucera<at>nasa<dot>gov]](/img/kucera_email1.jpg)
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