October 16th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3549 Issue Time: 2025 Oct 16 0930 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3548 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 2847 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 15th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3548 Issue Time: 2025 Oct 15 1041 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3547 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 5134 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 13th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3547 Issue Time: 2025 Oct 14 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3546 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 4078 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 12th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3546 Issue Time: 2025 Oct 13 0507 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3545 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 1707 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 12th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3545 Issue Time: 2025 Oct 13 0302 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3544 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 1707 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 12th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3544 Issue Time: 2025 Oct 12 1302 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3543 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 2785 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 11th 2025 PST
*AMSAT News Service*ANS-285October 12, 2025In this edition:[*]2025 AMSAT Symposium Takes Place October 17-19, Livestream Available [*]AMSAT-UK Colloquium Continues [*]Japanese CubeSats Deployed from ISS [*]Changes to AMSAT TLE Distribution for October 10, 2025 [*]ARISS News [*]AMSAT Ambassador Activities [*]Satellite Shorts From All Over The AMSAT News Service bulletins are a free, weekly news and information service of AMSAT, The Radio Amateur Satellite Corporation. ANS publishes news related to Amateur Radio in Sp ...Continue Reading
October 10th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3543 Issue Time: 2025 Oct 11 0459 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3542 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 2513 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 9th 2025 PST
Space Weather Message Code: ALTEF3 Serial Number: 3542 Issue Time: 2025 Oct 10 0646 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3541 Begin Time: 2025 Oct 01 1325 UTC Yesterday Maximum 2MeV Flux: 5051 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.Thank you for using the Product Subscription Service. If you would like to remove a product subscription or updat ...Continue Reading
October 9th 2025 PST
The following satellite has been added to this week's AMSAT TLE distribution: CSS (TIANHE-1) NORAD Cat ID: 48274 Chinese space station, possible ham gear aboard We recognize that the entire space station is referred to as "Tiangong", but use the same identifier as the US Space Force for consistency with other sources of orbital information. -Joe Fitzgerald KM1P AMSAT Orbital Elements Manager Keps mailing list -- keps@amsat.org View archives of this mailing list at https://mailman.amsat.org/hyperkitty/l ...Continue Reading
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