April 19th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3679 Issue Time: 2026 Apr 19 1947 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2026 Apr 19 1920 UTC Station: GOES19 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 update the personal information in your account, go to the Product ...Continue Reading
April 18th 2026 PDT
April 19, 2026 *In this edition:* AMSAT/TAPR Banquet to Feature Ray Roberge, WA1CYB, Update on AMSAT's SDR Gen2 ARISS SSTV Series 31 “World Space Commemoration†Concludes Successfully AMSAT Participates in CubeSat Developers Workshop 2026 New 2026 ITU Handbook on Amateur and Amateur-Satellite Services Released Changes to AMSAT TLE Distribution for April 3, 2026 Ambassador Events ARISS News Satellite Shorts from All Over The AMSAT(R) News Service bulletins are a free, weekly news and ...Continue Reading
April 17th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3678 Issue Time: 2026 Apr 17 0731 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3677 Begin Time: 2026 Apr 03 0920 UTC Yesterday Maximum 2MeV Flux: 2407 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
April 16th 2026 PDT
SB KEPS @ AMSAT $ORB26107.1 2Line Orbital Elements 26107.AMSAT QST de W1STR AMSAT Orbital Elements for Amateur Satellites in TLE Format From Orbital Analysis Office New England Sci-Tech STEM Education Center Natick MA April 17, 2026 To all radio amateurs These element sets describe the orbits of various satellites in use by the amateur radio community. For details see: www.amsat.org/keplerian-elements-formats/ A daily update of element sets is available at: www.amsat.org/tle/daily-bulletin.txt or withou ...Continue Reading
April 16th 2026 PDT
The following satellites have permanent object numbers assigned: SAL-E NORAD Cat ID 68458 DISCO 2 NORAD Cat ID 68431 HADES-SA (SpinnyONE) NORAD Cat ID 68446 JACK-002 NORAD Cat ID 68417 PARUS-6U1 NORAD Cat ID 68456 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/list/keps@amsat.org To unsubscribe send an email to keps-leave@amsat.org Manage all of your AMSAT-NA mailing list preferences at https://mailm ...Continue Reading
April 16th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3677 Issue Time: 2026 Apr 16 1323 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3676 Begin Time: 2026 Apr 03 0920 UTC Yesterday Maximum 2MeV Flux: 3248 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
April 15th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3676 Issue Time: 2026 Apr 15 0756 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3675 Begin Time: 2026 Apr 03 0920 UTC Yesterday Maximum 2MeV Flux: 1705 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
April 14th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3675 Issue Time: 2026 Apr 14 1137 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3674 Begin Time: 2026 Apr 03 0920 UTC Yesterday Maximum 2MeV Flux: 1650 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
April 13th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3674 Issue Time: 2026 Apr 13 1101 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3673 Begin Time: 2026 Apr 03 0920 UTC Yesterday Maximum 2MeV Flux: 1610 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
April 12th 2026 PDT
Space Weather Message Code: ALTEF3 Serial Number: 3673 Issue Time: 2026 Apr 12 1317 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3672 Begin Time: 2026 Apr 03 0920 UTC Yesterday Maximum 2MeV Flux: 1082 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
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