Topic: JPSS Transition of Operations from A-String to C-String on June 4, 2025

Date/Time Issued: June 4, 2025 13:16z

Product(s) or Data Impacted:  Real-time Data and End User Data Products (Latency). For Mission Partners and external users, please note that the JSH feeds for FNMOC and SDS/EDOS will remain on JSHA0AS.

Date/Time of Initial Impact (Primary):  June 4, 2025   14:38:00z (JDAY 155)

Date/Time of Expected End (Primary):  June 4, 2025   16:02:00z (JDAY 155)
Date/Time of Initial Impact (Secondary): June 4, 2025 16:20:00z (JDAY 155)
Date/Time of Expected End (Secondary): June 4, 2025 17:45:00z (JDAY 155)
Date/Time of Initial Impact (Tertiary):  June 4, 2025   18:02:00z (JDAY 155)
Date/Time of Expected End (Tertiary):  June 4, 2025   19:28:00z (JDAY 155)

 

 Back Orbit Window #1 

6/4/2025 14:38:00

6/4/2025 16:02:00

Transition Back Orbit

6/4/2025 14:50:54

6/4/2025 15:04:20

NPP

70487

SVL

6/4/2025 14:59:33

6/4/2025 15:11:36

GCOM

68996

SVL

6/4/2025 15:13:32

6/4/2025 15:28:26

J02

13298

MCM

6/4/2025 15:15:16

6/4/2025 15:25:15

J01

39091

SVL

6/4/2025 16:03:57

6/4/2025 16:16:45

J01

39091

MCM

 

 Back Orbit Window #2 

6/4/2025 16:20:00

6/4/2025 17:45:00

Back up Transition Back  Orbit #2

6/4/2025 16:35:04

6/4/2025 16:46:10

NPP

70488

SVL

6/4/2025 16:40:17

6/4/2025 16:50:52

GCOM

68997

SVL

6/4/2025 16:56:24

6/4/2025 17:09:55

J02

13299

MCM

6/4/2025 16:59:01

6/4/2025 17:07:05

J01

39092

SVL

6/4/2025 17:47:20

6/4/2025 17:58:22

J01

39092

MCM

 

Back Orbit Window #3 

6/4/2025 18:02:00

6/4/2025 19:28:00

Back up Transition Back Orbit #3

6/4/2025 18:17:53

6/4/2025 18:28:18

NPP

70489

SVL

6/4/2025 18:20:59

6/4/2025 18:30:51

GCOM

68998

SVL

6/4/2025 18:39:53

6/4/2025 18:51:59

J02

13300

MCM

6/4/2025 18:42:24

6/4/2025 18:49:54

J01

39093

SVL

6/4/2025 19:31:58

6/4/2025 19:40:13

J01

39093

MCM


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