Chronological List of GM4IHJ Satgen Bulletins Satgen1 19Apr89 Mirs Changing Orbit Satgen2 27Apr89 Tracking empty Mir Satgen3 4May89 Satellites Polar Bear, Hilat Satgen4 8May89 Satellites Polar Bear and Hilat Satgen5 10May89 Data summary Polar Bear and Hilat Satgen6 14May89 Visuals of Mir via Midnight Sun Satgen7 15May89 Polar Bear and Hilat - Identification Satgen8 24May89 Scintillation studies using Polar Bear + Mir notes Satgen9 31May89 QRM on AO13. Notes on Mir Salyut Sub horizon HF Satgen10 6Jun89 Measurement of Orbit timings Satgen11 14Jun89 QRM on AO13. Geosat Skew of Polarisation Satgen12 21Jun89 Measurement time of closest approach. Astra. Molniyas Satgen13 28Jun89 Mir. Meteosat . L Band Satgen14 5Jul89 HF Sat Frequency Survey. Meteosat. Astra . TDF1 Satgen15 12Jul89 Ku Band Geosats 10.9 to 12.5 GHz Satgen16 19Jul89 Packsats are coming Satgen17 26Jul89 Voyager II at Neptune Satgen18 2Aug89 Meteor Shower maximum timing Satgen19 9Aug89 Polar Bear and Hilat . Pacsats Satgen20 16Aug89 Polar Bear and Hilat Satgen21 23Aug89 Polar Bear and Hilat (files sgen21A sgen21B) Satgen22 30Aug89 Astra. Polar Bear Satgen23 6Sep89 Mir . Pacsats . BSB Satgen24 13Sep89 Mir . Pacsats . New Intruder Satgen25 20Sep89 Ku Band TV sats Satgen26 27Sep89 Pacsats . Mir. (file Pacsat2 ) Satgen27 4Oct89 Cosmos 1686 . VLF Space noise .Pacsats . BSB Satgen28 11Oct89 Pacsat preparations . Fuji . Mir Satgen29 18Oct89 BSB Geosat. Oscar 13 Radiation Satgen30 25Oct89 Oscar 13 . Pacsat delay . Rudak . Mir Satgen31 1Nov89 Oscar 13 . BSB pics. Mir + Salyut problems Satgen32 8Nov89 Fuji . Pacsats . Comet . BSB Satgen33 15Nov89 Solar Flare damage . PSK . NGC . BSB Satgen34 22Nov89 Fuji . Pacsat . Cosmos 1686 . Intruder Satgen35 29Nov89 Shuttle . NASA Keps . Salyut/1686 . Intruder Satgen36 6Dec89 Pacsats . QPSK . Pacsat antennas .HF sats Satgen37 13Dec89 L and S Band feed. Pacsat antennas Satgen38 20Dec89 Pacsat preparations Satgen39 28Dec89 General sats report Satgen40 3Jan90 Pacsat preparations. Salyut in trouble Satgen41 10Jan90 Microsat/Pacsats . Space Listeners . Jamsat Satgen42 17Jan90 Microsat PSK Modems . JAS-1B Satgen43 24Jan90 Pacsat 6 pack launch Satgen44 31Jan90 Pacsat performance checking . Moon Satgen45 7Feb90 Pacsat progress . Jas1 B launch Satgen46 14Feb90 JAS1 B . Pacsats . S Band . Listeners Satgen47 21Feb90 Pacsat Mail boxes Satgen48 28Feb90 Satellite Bulletin Boards. Digipeaters . S Band Satgen49 6Mar90 Pacsar digipeater tests Satgen50 13Mar90 Comparing Pacsat operating features page 2 Chronological List of GM4IHJ Satgen Bulletins Satgen51 21Mar90 Pacsat Listening Satgen52 28Mar90 JAS1 B Orbit .Doppler Tracking . 9600 bps Satgen53 2Apr90 Fuji JAS1 B bulletin board problems Satgen54 9Apr90 Welcome to 9600 bps Satgen55 17Apr90 More 9600 bps Satgen56 24Apr90 Pacsats Toys or useful tools ? Satgen57 1May90 Pacsat problems Satgen58 8May90 Cheap equipment for 9600 bps Satgen59 15May90 Paccom PSK-1 Modem . Tracking problems Satgen60 22May90 Satellite Software Satgen61 29May90 CB converter for 9600 bps Satgen62 4Jun90 Dove ? Satgen63 12Jun90 Uplink and Downlink problems Satgen64 19Jun90 Pacsat review Satgen65 25Jun90 Simple pacsat hardware Satgen66 3Jul90 Pacsat hardware and software Satgen67 10Jul90 Uosat3 9600 bps operating notes Satgen68 17Jul90 More receivers for Uosat3 9600 bps FSK Satgen69 24Jul90 Satgen bulletin distribution . Pacsat review Satgen70 31Jul90 Pacsats Satgen71 6Aug90 Dove reappeared . Pascat signal fading Satgen72 13Aug90 Dove Satgen73 21Aug90 Dove Satgen74 28Aug90 Dove telemetry anomalies . Julian Calendar Satgen75 3Sep90 Uosat3 Oscar 14 Software Satgen76 10Sep90 Satellite software source code Satgen77 17Sep90 All Amsats Satellite Round up Satgen78 24Sep90 Shuttle information good and bad Satgen79 1Oct90 Dove Voice Satgen80 8Oct90 Schools in Space Satgen81 15Oct90 Dove eclipse experiments Satgen82 22Oct90 Dove book . Other satellite books Satgen83 29Oct90 Tracking Mir. Rudak Satgen84 5Nov90 How high is Mir . Dove Manual Satgen85 12Nov90 Satellite Frequencies ( see update for 28Mar91 ) Satgen86 19Nov90 Are you ready for RM1 Satgen87 26Nov90 Satellite round up Satgen88 3Dec90 Satellite names used in NASA elements Satgen89 10Dec90 More Satellite names Satgen90 17Dec90 Mir QSOs, AREM, Mir Microwave. RS10 . RM1 Satgen91 24Dec90 Shuttle Flight schedule .Uosat3 . Meteors Satgen92 31Dec90 General satellite operating Satgen93 7Jan91 Salyut7 and using NASA Kep elements with care Satgen94 14Jan91 Simple timing of satellite passes Satgen95 21Jan91 Mir and Salyut Satgen96 28Jan91 Satellites the future ? Satgen97 4Feb91 Mir . RM1 Satgen98 11Feb91 Satellites for the future Satgen99 18Feb91 The Elliptical Orbit Sgen100 24Feb91 Mir and Project Juno page 3 Chronological list of GM4IHJ Satgen Bulletins Sgen101 1Mar91 Shuttle over Glasgow Sgen102 11Mar91 Miscellaneous satellite data Sgen103 18Mar91 HF Supersats RS10 RS12 Sgen104 22Mar91 HF Supersats part II Sgen105 2Apr91 Aurora and Satellites Sgen106 8Apr91 HF Supersats III Sgen107 15Apr91 HF Sats and Solar Flux Sgen108 22Apr91 Low Earth Orbit Sats . Glasgow Shuttle Sgen109 29Apr91 Project Juno . Glasgow Shuttle Sgen110 6May91 Shuttle STS 39 UHF. Mir Visuals by Midnight Sun Sgen111 11May91 Orbit In Range Window timings Sgen112 18May91 Juno timings . Southern Shuttle . Receivers Sgen113 29May91 Mir Juno . Shuttle STS 40. RM1 Sgen114 3Jun91 Exploring the Microwave Satellites Sgen115 9Jun91 Radio Sport RM1 Oscar 21 Mode B Sgen116 16Jun91 Sun versus Satellites Sgen117 23Jun91 Astronomical and Space pictures Sgen118 30Jun91 Geosat VHF .Faraday . Minisats .GPS . Mars Comms Sgen119 6Jul91 Oscar 13 heading for a fall Sgen120 15Jul91 A Satellite Launch Review Sgen121 21Jul91 Uosat 5 Oscar 22 Sgen122 28Jul91 Why not HF Cosmonauts Sgen123 4Aug91 Space Mission Communications Sgen124 11Aug91 The case for Space packet Bulletins Sgen125 18Aug91 Anyone for Mars Sgen126 26Aug91 Jupiters Listening Post Sgen127 1Sep91 High Flying Shuttle STS 48 Sgen128 8Sep91 Antennas . Compasses . Satgen duplication Sgen129 15Sep91 Mars . Jupiter . AO13 Sgen130 22Sep91 Ground Station Antennas Sgen131 29Sep91 The 11 year DX cycle Sgen132 6Oct91 Uosat 3 Gateways Sgen133 13Oct91 Uosat3 Worldwide Packet Relay Sgen134 20Oct91 Oscar and other satellite names Sgen135 27Oct91 Some satellite problems Sgen136 3Nov91 Planetary Orbits Sgen137 10Nov91 Moom and Planet orbits Sgen138 17Nov91 Artificial Sat Orbits round Moon and Planets Sgen139 24Nov91 Shuttle Very Low Frequency Experiments STS 45 Sgen140 1Dec91 Using and Abusing Keplerian Orbital Elements Sgen141 8Dec91 Where and What next from Amsat Sgen142 15Dec91 Which satellite What Equipment ? Sgen143 22Dec91 Hearing a Mars probe Sgen144 29Dec91 Space Shuttle Programmme 1992 Sgen145 5Jan92 Satellites coming shortly Sgen146 12Jan92 Radio Sport RS12 Sgen147 19Jan92 RS12 Advanced User Sgen148 26Jan92 Satellite Telemetry . RS12 Sgen149 3Feb92 RS12 DX Bonanza Sgen150 9Feb92 The Eastern Challenge page 4 Chronological List of GM4IHJ Satgen Bulletins Sgen151 16Feb92 Packet Satellites a Personal View Sgen152 23Feb92 Shuttle meets Mir Sgen153 1Mar92 Radio Amateur Experimenter Myth Sgen154 8Mar92 ZL experiment on RS12 Sgen155 15Mar92 Talking to the Cosmonauts or Astronauts Sgen156 22Mar92 Space Problems Sgen157 29Mar92 Distorted Satellite and Ionospheric drawings Sgen158 5Apr92 Martian Pictures Sgen159 12Apr92 Interference on Amateur Satellites Sgen160 19Apr92 More satellite interference Sgen161 25Apr92 Amsats interference . Geosat information Sgen162 3May92 Radar Interference with Amsats Sgen163 12May92 Satellite Gateways Sgen164 17May92 Gateways Sgen165 24May92 Geostationary Questions Sgen166 31May92 Geostationary Questions Sgen167 7Jun92 Geosats - The Future Sgen168 14Jun92 Useful Publications Sgen169 21Jun92 Satellite Navigation Sgen170 27Jun92 Kitsat . Solar Sail . Comet Sgen171 5Jul92 Gateways . Kitsat Sgen172 12Jul92 Meteor Scatter Sgen173 18Jul92 Satellite HF Sgen174 25Jul92 Microwave Dish alignment Sgen175 1Aug92 Satellite Problems Sgen176 9Aug92 Satellite Review Sgen177 15Aug92 Digisat Organisation Sgen178 23Aug92 More on Digisat Usage Sgen179 30Aug92 Apology . Kitsat . STS 47 . Mars Sgen180 5Sep92 Mexican Satellite Sgen181 12Sep92 Satellites. Experiments or Communications ? Sgen182 19Sep92 Satellite Orbits Sgen183 26Sep92 More Satellite Orbits Sgen184 3Oct92 Radar QRM RSGB Silence Sgen185 10Oct92 SETI . Meteors. Duplicate Bulletins Sgen186 17Oct92 Satellite Stabilization I Sgen187 24Oct92 Satellite Stabilization II Sgen188 31Oct92 Satellite Stabilization III Sgen189 6Nov92 Comet , Hit or Miss ? Sgen190 14Nov92 Satellite Stabilization IV Sgen191 20Nov92 9600 bps . Techsat1 . Comet . RS12 Sgen192 28Nov92 Digisats , Useful or Not ? Sgen193 5Dec92 Comsats and Beacons in Low Earth Orbit Sgen194 12Dec92 Molniya orbit comsats Sgen195 19Dec92 1992 review. Comet Swift Tuttle . Radio Astronomy Sgen196 26Dec92 Comet Swift Tuttle Sgen197 2Jan93 Getting the satellite DX edge Sgen198 9Jan93 Quadrantids Meteors Sgen199 17Jan93 Using Doppler part 1 Sgen200 24Jan93 A New HF Propagation Mode page 5 Chronological List of GM4IHJ Satgen files Sgen201 30Jan93 Using Doppler II Sgen202 6Feb93 New HF Propagation Mode II Sgen203 12Feb93 Using Doppler III Sgen204 20Feb93 Russian Space Scene Sgen205 27Feb93 The Sun and Radio Communications Sgen206 6Mar93 Using Doppler IV Sgen207 13Mar93 The Perseids Meteors in August 93 Sgen208 20Mar93 Guide to Sat/Surface Transpolar Propagation Sgen209 27Mar93 Using Doppler V (transmitting and receiving) Sgen210 3Apr93 Locating Geosats Sgen211 10Apr93 Meteors and Interstellar dust Sgen212 17Apr93 Using Doppler VI Sgen213 24Apr93 3PT New HF Propagation Sgen214 1May93 Using Doppler VII Sgen215 8May93 Hubble Space Telescope - Lessons Sgen216 15May93 Faraday and Astronaut/Cosmonaut Communications Sgen217 22May93 HF Propagation Tests Sgen218 29May93 The Great Mobile Phone Race Sgen219 5Jun93 RS12 DX and Transpolar 10m Sgen220 12Jun93 Comets and Meteors Sgen221 19Jun93 HF Satellite DX Sgen222 26Jun93 Standard Software and Hardware Sgen223 3Jul93 SpaceGuard and SpaceWatch Sgen224 10Jul93 Where you are determines what you get Sgen225 17Jul93 ERS1 Earthquake Pictures Sgen226 24Jul93 Where you are part II Sgen227 31Jul93 A Perseids Meteor Storm ?? Sgen228 7Aug93 Satellite Propagation Worldwide part I Sgen229 14Aug93 Satellite Propagation Worldwide part II Sgen230 21Aug93 Satellite Propagation Worldwide part III Sgen231 28Aug93 Satellite Propagation Worldwide part IV Sgen232 4Sep93 Satellite Propagation Worldwide part V Sgen233 11Sep93 Satellite Misconceptions - Footprint Sgen234 18Sep93 21st Century Amateur Radio Sgen235 25Sep93 Prophets without honour Sgen236 2Oct93 Auroral Scatter versus Auroral Es Sgen237 9Oct93 Radiation and Satellites part I Sgen238 16Oct93 Radiation and Satellites part II Sgen239 23Oct93 Radiation and Satellites part III Sgen240 30Oct93 Aurora and HF Satelllites Sgen241 6Nov93 Hubble Space Telescope Repair Mission Sgen242 13Nov93 Simply Dove Sgen243 20Nov93 HF Satellite DX via Auroral Hop Propagation Sgen244 27Nov93 Satellite Antennas I Sgen245 4Dec93 Satellite Antennas II Sgen246 11Dec93 Satellite Antennas III Sgen247 18Dec93 Satellite Antennas IV Sgen248 25Dec93 Satellite Antennas V Sgen249 1Jan94 Satellite Antennas VI Sgen250 8Jan94 Satellites and Calendars I page 6 Chronological List of GM4IHJ Satgen Files Sgen251 15Jan94 Satellites and Calendars II Sgen252 22Jan94 Satellite Spotter I Sgen253 29Jan94 Satellite Spotter II Sgen254 5Feb94 Satellite Spotter III Sgen255 12Feb94 Satellite Spotter IV Sgen256 19Feb94 HF Propagation - Cause and Effect Sgen257 26Feb94 Satellite Spotter V Sgen258 5Mar94 Satellite Spotter VI Sgen259 12Mar94 Satellite Spotter VII Sgen260 19Mar94 Satellite Spotter VIII Sgen261 26Mar94 Satellite Spotter IX Sgen262 2Apr94 Satellite Spotter X Sgen263 9Apr94 HF Satellites and Aurora Sgen264 16Apr94 Auroral Event Timings Sgen265 23Apr94 Very Massive Auroras Sgen266 30Apr94 SpE and Moonbounce Sgen267 7May94 Global Phone Saga part II (see also sgen 218,303) Sgen268 14May94 Altruistic Radio Amateurs Sgen269 21May94 Unbending Satellite Signals Sgen270 28May94 Redundancy in Space Sgen271 4Jun94 SpE Eperiment Sgen272 11Jun94 Satellite Profile No1 RS12 Sgen273 18Jun94 Satellite Profile No2 RS10 Sgen274 25Jun94 Satellite Profile No3 Fuji Oscar 20 Sgen275 2Jul94 Satellite Profile No4 RS14 Oscar 21 Sgen276 9Jul94 Satellite Profile No5 Amrad Sgen277 16Jul94 Satellite Profile No6 Dove Sgen278 23Jul94 Satellite Profile No7 Oscar 10 Sgen279 30Jul94 Satellite Profile No8A Oscar 13 Sgen280 6Aug94 Satellite Profile No8B Oscar 13 Sgen281 13Aug94 Satellite Watching Sgen282 20Aug94 Analog versus Digital Satellite Survey Sgen283 27Aug95 UNAMSAT Meteors Sgen284 3Sep94 Space Education Sgen285 10Sep94 Satellite Experiments Sgen286 17Sep94 Space Education Sgen287 24Sep94 Space Education Sgen288 1Oct94 Satellite Problem No1 Diffraction Sgen289 8Oct94 Satellite Problem No2 Asymetry Sgen290 15Oct94 Satellite Problem No3 Polarisation Sgen291 22Oct94 Satellite Problem No4 Doppler Imperfect Sgen292 29Oct94 Satellite Problem No5 Radiation Hazards Sgen293 5Nov94 Satellite Problem No6 Gravity Sgen294 12Nov94 Satellite Problem No7 Eclipse Sgen295 19Nov94 Satellite Problem No8 Orbits Sgen296 26Nov94 Satellite Problem No9 Interference Sgen297 3Dec94 Our Changing Sun Sgen298 10Dec94 Satellite Information Sources Sgen299 17Dec94 Comets and Meteors Sgen300 24Dec94 Amsats - The Future page 7 Chronological List of GM4IHJ Satgen Files Sgen301 31Dec94 Satellite Hindsight No1 Sgen302 7Jan95 Satellite Hindsight No2 Sgen303 14Jan95 Stepson of Uosat Sgen304 21Jan95 Satellite Hindsight No3 Sgen305 28Jan95 Satellite Hindsight No4 Sgen306 4Feb95 Satellite Hindsight No5 Sgen307 11Feb95 Satellite Hindsight No6 Sgen308 18Feb95 Satellite Hindsight No7 Sgen309 25Feb95 Microwave Reception Sgen310 4Mar95 Satellite Hindsight No8 Sgen311 11Mar95 Satellite Hindsight No9 Sgen312 18Mar95 Satellite Hindsight No10 Sgen313 25Mar95 Millennial Software Problems Sgen314 1Apr95 Millennia Software Checks