http://ibcnu.us/ APRS on the iPhone
http://www.apptism.com/apps?query=prosat sat tracking on the iPhone > -----Original Message----- > From: amsat-bb-boun...@amsat.org > [mailto:amsat-bb-boun...@amsat.org] On Behalf Of Steve Daniels > Sent: October 20, 2009 2:59 PM > To: bruni...@usna.edu > Cc: amsat-bb@amsat.org > Subject: [amsat-bb] Re: volunteering (Mobile Satellite PAPER > Predictor) > > Hi Bob, > I think the following site does pretty much what you are > asking http://www.heavens-above.com/ > > If you register there and input your location one of the > options is to display a list of Amateur Satellites for a 24 > hour period. It does list all passes and not just the best. > You can use the next button to select the following days. The > site developer Chris Peat is very helpful, I am sure he could > tweak the page to better suite our needs > > Steve > G6UIM > > > -----Original Message----- > From: Robert Bruninga [mailto:bruni...@usna.edu] > Sent: 20 October 2009 18:06 > To: bruni...@usna.edu; 'Steve Daniels'; amsat-bb@amsat.org > Subject: RE: [amsat-bb] Re: volunteering (Mobile Satellite > PAPER Predictor) > > Actually, There is another similar WEB page project That does > the same thing for ALL mobile operators, Not just those with > APRS displays. It is simpler And only has a single TEXT output: > > Please see the idea on this web page: > http://www.aprs.org/MobileLEOtracking.html > > PROJECT OBJECTIVE: Develop a web page that any amateur radio > operator can go to that will print out this very simple PAPER > tracking device. It is just a piece of paper with 5 columns > for each of 5 days, and on each of those five days, the TIME > of the best overhead pass for that users local area (morning > and evening). For ECHO (AO51) this simple piece of paper > with 10 times on it can be used for SHOWING the pass times of > ALL morning and evening passes for the next 2 or 3 months! > > You don't need no stinkin computer to always know when AO51 > is overhead while you are mobile! Just look at the TIME on > the paper for today's date. (ECHO's pass times repeat every 5 > days)... Each other satellite has similar REPEATABILITY. > Just pring one of these slips of papwer for your favorite > satellite, and you will never need to do a prediciton again, > yet, will always hve what you need in the car to predict each > day's pass times. > > Bob, WB4APR > > > > > > -----Original Message----- > > From: amsat-bb-boun...@amsat.org > > [mailto:amsat-bb-boun...@amsat.org] On Behalf Of Robert > Bruninga > > Sent: Tuesday, October 20, 2009 12:56 PM > > To: 'Steve Daniels'; amsat-bb@amsat.org > > Subject: [amsat-bb] Re: volunteering (Mobile Satellite > Predictor) > > > > > I would like to volunteer to help out in whatever > capacity I can. I > > > run my own web server built by myself and a few websites. > > > > Seeing your message, caused me to stop and think, what is the next > > thing I think might be valuable to help the general > amateur > > radio operators to better operate the satellites? Again, > this might > > not be at all what you are interested in, but let me > have > > a go at defining a nice project for someone in case this > fits anyone's > > talents. > > > > PROBLEM: To play satellites, you need to have a tracking > program and > > to WATCH it all the time or do PLANNING to know > when > > to go play satellites. Actually, this is so... Past decade. > > > > OBJECTIVE: What we need is a "service" that continuously > feeds > > SAT-IN-VIEW information to everyone in the field right there > on > > their radio front panel, whenever any AMSAT is in view. > This way, you > > can be mobile, or hiking, or anywhere on the planet, and > right their > > even without ASKING, the information will be PUSHED to you. > > > > SOLUTION: Actually, this capability has existed since about > > 1997 on the APRS channel, but it only works where a LOCAL > individual > > runs either APRSdata or DIGI_NED in the local > region, > > and maintains it. In this case, mobiles, or anyone monitoring the > > national APRS channel will receive this INSTANT > information > > not only showing any SAT in view, but also its AZIMUTH, > ELEVATION and > > FREQUENCY of both the uplink and downlink AND DOPPLER! > > > > You can see examples of this system on > > http://www.aprs.org/localinfo.html . Move your slider about > 90% > > down the page and look for the paragraph LOCAL SATELLITE > ALERTS. > > > > This way you don't need any PC, or anything. But if you are mobile > > and if a satellite comes above the horizon in your > area, > > and you monitor APRS on your APRS mobile radio, then you will > be > > able to work the satellite (also mobile, since we only output the > > satellites that are easy to work from a mobile)... The > info > > on the satellite is updated once each minute when it is above the > > horizon. > > > > Also, once each TEN minutes a SCHEDULE of any satellites > coming > > up in the next 80 minutes is transmitted to the DX LIST inside your > > radio, so you can also check for any future passes. > > > > PROJECT: Rather than having to have 1000 volunteers all over the > > world, one in the footprint of every APRS local area have > to > > operate and maintain one of these programs (which is why > most people > > never see these alerts), it would be nice if there was just ONE > > central server that fed this data everywhere. Then only one person > > would have to update the server when new satellites were > launched and > > once every week or so to download new TLE element sets. > > > > ISSUES: In one sense this would be a great step forward, in > > centralizing the generation of this data. But the problem > is, that it > > still will not go from the APRS-internet stream back > to > > local RF in each local area, unless a local Igate operator > adds > > the "server" to his gate-to-RF list. But at least that is > much > > simpler than having to maintain a program. > > Local AMSAT mobiles who want this feed, just ask their local Igate > > operator to add the server, and from then on, whenever mobile, they > > will see these alerts. > > > > RESULT: Every mobile everywhere that is in view of a > satellite, > > even without any prior planning, will be alerted to a > satellite > > in view, its direction and elevation, its frequency and its > Doppler, > > right there on the front panel of his APRS radio. > > > > See the web page for what these displays look like on an APRS > > radio: > > > > Bob, WB4APR > > > > _______________________________________________ > > Sent via amsat...@amsat.org. Opinions expressed are those of the > > author. > > Not an AMSAT-NA member? Join now to support the amateur satellite > > program! > > Subscription settings: > http://amsat.org/mailman/listinfo/amsat-bb > > > > _______________________________________________ > Sent via amsat...@amsat.org. Opinions expressed are those of > the author. > Not an AMSAT-NA member? Join now to support the amateur > satellite program! > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb > _______________________________________________ Sent via amsat...@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
