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GET /hyperkitty/api/list/[email protected]/email/VVAQMLI2OWCANZF7L3HT547CPL6GGJYX/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/VVAQMLI2OWCANZF7L3HT547CPL6GGJYX/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "CAJsuqdDO7dEUChJ7zgmd=3y5FG-EqZd=Ad2dbT--Mpeufb9RSQ@mail.gmail.com", "message_id_hash": "VVAQMLI2OWCANZF7L3HT547CPL6GGJYX", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/ZX7OQE6QABJH6EOOGJH2E3O3YHEU3MTR/", "sender": { "address": "vk5qi (a) rfhead.net", "mailman_id": "23dad5aadd4c40f18b8b50ca734586c2", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/23dad5aadd4c40f18b8b50ca734586c2/emails/" }, "sender_name": "Mark Jessop", "subject": "[AMSAT-BB] Re: CAPE-3 Updates and iGate Request", "date": "2021-02-03T21:17:25Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/ZNY4J7N23ZGL3EFVCCD3DT2YVQ7T5B4I/", "children": [ "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/3ZEKCWTUVHWRANIJAXTRNQJZDBXZLKHD/" ], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "No, it is not a 'standard' 70cm APRS frequency - that's going to vary from\ncountry to country, and would be outside of the satellite segment anyway.\n\nCAPE-3 transmits on 437.325 MHz.\n\nThe SatNOGS network is getting packets fairly regularly:\nhttps://network.satnogs.org/observations/?future=0&bad=0&unknown=0&failed=0&norad=47309&observer=&station=&start=&end=\n\n73\nMark VK5QI\n\nOn Thu, Feb 4, 2021 at 12:14 AM Lynn W Deffenbaugh (Mr) <[email protected]>\nwrote:\n\n> For those of us not tracking the full details of the CAPE-3 satellite,\n> what is the specific UHF frequency on which you'd like IGates to listen for\n> packets? And also if you can include the satellite catalog number, it\n> would assist in making sure I'm listening at the right pass times for my\n> QTH.\n> Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32\n>\n>\n>\n> On 2/2/2021 11:25 PM, Rizwan Merchant wrote:\n>\n> Hello All,\n>\n> I wanted to give a quick update on CAPE-3, and where we are in mission\n> goals. However, first I'd like to thank everyone who has taken part in\n> helping track CAPE-3 and gather data for us to analyze the state of the\n> satellite in orbit. Without the wonderful support of the community, we\n> might be still trying to capture enough information to determine our\n> status.\n>\n> So from all reports, it seems CAPE-3 is indeed healthy in orbit. Our power\n> system seems to be working as intended and UHF transmitters seem healthy.\n> However, we're suspecting the VHF radio is dead on arrival. We've not seen\n> any indication of it functioning in orbit, which aligns with a fear we had\n> prior to integration.\n>\n> Using this information, our team is now devising plans to begin testing\n> individual subsystems on the satellite to gauge the health of those. This\n> might take a few more weeks to validate and provide an update on what\n> capabilities we can still carry out, as we update our ground systems.\n>\n> As reported in DK3WN's blog: https://www.satblog.info/new-cape-3-beacons/ we\n> have seen reports of CAPE-3 attempting to email home with health data.\n> However we have come across two issues with the APRS services our satellite\n> performs (email and tweeting).\n>\n> 1.) Our satellite from what we can tell only has a functional UHF radio,\n> and is able to transmit the packet correctly. However, we don't believe\n> CAPE-3 will find many iGates listening on UHF frequencies to gate packets\n> for it. If there are any operators out there with iGates I'd like to humbly\n> request help in setting up a few UHF iGate stations in different areas to\n> help gate our packets back into the APRS.\n>\n> 2.) We are not able to validate the email packets will reliably come out\n> once every hour and half as we initially believed. Due to the way we\n> designed the satellite, the APRS functions will be transmitted on whichever\n> radio our satellite thinks is active. At current, CAPE-3 thinks it has a\n> functional UHF and VHF, so there will most likely be many failed attempts\n> made on VHF. We're hoping to gather enough data from email packet\n> timestamps to figure out a new frequency of when email UHF packets will be\n> sent out.\n>\n> Once we're further in our testing and verification phase, we'll make\n> attempts to shut down the VHF radio on the satellite to improve reliability\n> of these functions.\n>\n> Note these two functions are supported by custom software we're using to\n> check APRS-IS feeds for our packets to email and tweet out. I'm planning to\n> make a release of information to allow the community to test out this\n> server, and am hoping to make that information public by this weekend. I'm\n> running a few tests to make sure things still work as intended on the\n> ground end in my free time in the evenings after work.\n>\n> So if anyone is able to switch their iGates, or make a UHF iGate to help\n> track CAPE-3 email packets, we'd be really grateful for the help! We've\n> turned on one at our University as well.\n>\n> Thanks all, I apologize if this email was wordy, but I felt it\n> necessary to be fully transparent on what we're planning to do to help you\n> help us with our mission goals. :)\n>\n> 73\n>\n> Sincerely,\n> Rizwan Merchant\n> KF5BNL\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions expressed\n> are solely those of the author, and do not reflect the official views of AMSAT-NA.\n> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n>\n> View archives of this mailing list athttps://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to amsat-bb-leave(a)amsat.org\n> Manage all of your AMSAT-NA mailing list preferences at https://mailman.amsat.org\n>\n>\n>\n> -----------------------------------------------------------\n>\n> Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. Opinions\n> expressed\n> are solely those of the author, and do not reflect the official views of\n> AMSAT-NA.\n> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n>\n> View archives of this mailing list at\n> https://mailman.amsat.org/hyperkitty/list/[email protected]\n> To unsubscribe send an email to amsat-bb-leave(a)amsat.org\n> Manage all of your AMSAT-NA mailing list preferences at\n> https://mailman.amsat.org\n\n\n", "attachments": [ { "email": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/VVAQMLI2OWCANZF7L3HT547CPL6GGJYX/", "counter": 2, "name": "attachment.html", "content_type": "text/html", "encoding": "utf-8", "size": 8719, "download": "https://mailman.amsat.org/hyperkitty/list/[email protected]/message/VVAQMLI2OWCANZF7L3HT547CPL6GGJYX/attachment/2/attachment.html" } ] }