Space Weather Message Code: ALTEF3 Serial Number: 3748 Issue Time: 2026 Sep 29 0502 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3747 Begin Time: 2026 Sep 26 1535 UTC Yesterday Maximum 2MeV Flux: 4128 pfu Max time: 2026 Sep 28 1440 UTCThank 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 Subscription Site. Please do not use the from address fo ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3747 Issue Time: 2026 Sep 28 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3746 Begin Time: 2026 Sep 26 1535 UTC Yesterday Maximum 2MeV Flux: 3060 pfu Max time: 2026 Sep 27 1720 UTCThank 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 Subscription Site. Please do not use the from address fo ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3746 Issue Time: 2026 Sep 27 0502 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3745 Begin Time: 2026 Sep 26 1535 UTC Yesterday Maximum 2MeV Flux: 1260 pfu Max time: 2026 Sep 26 1645 UTCThank 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 Subscription Site. Please do not use the from address fo ...Continue Reading

AMSAT News Service ANS-270September 27, 2026 In this edition: [*]ARISS SSTV Series 33 to Feature Student Education Images October 2-6 [*]UNNE-1B Coordinated as Transporter-18 Prepares to Loft New Amateur Payloads [*]AMSAT-DL's ERMINAZ-2 PocketQube Trio Set for October 1 Launch on Transporter-18 [*]OrbitDeck for iOS Brings Full-Featured Satellite Tracking to iPhone and iPad [*]Recent IARU Amateur Satellite Frequency Coordination Activity [*]IARU Region 1 General Conference Concludes in Vienna; New Executive ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3745 Issue Time: 2026 Sep 26 1551 UTC ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Threshold Reached: 2026 Sep 26 1535 UTC Station: GOES-19 Comment: 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 Subscription Site. Please do not use the from address for correspondence, as it is not monitored. For comments or help, please contact SW ...Continue Reading

This week there are no additions or deletions to the AMSAT TLE distribution. 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://mailman.amsat.org ...Continue Reading

SB KEPS @ AMSAT $ORB26268.1 2Line Orbital Elements 26268.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 September 25, 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 ...Continue Reading

SB KEPS @ AMSAT $ORB26261.1 2Line Orbital Elements 26261.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 September 18, 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 ...Continue Reading

This week there are no additions or deletions to the AMSAT TLE distribution. 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://mailman.amsat.org ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3744 Issue Time: 2026 Sep 14 1103 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3743 Begin Time: 2026 Sep 10 1304 UTC Yesterday Maximum 2MeV Flux: 1827 pfu Max time: 2026 Sep 13 1800 UTCThank 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 Subscription Site. Please do not use the from address fo ...Continue Reading