Welcome, Guest. Please login or register.

Username: Password:
Pages: [1] 2 3 ... 10
 on: June 07, 2017, 09:56:22 PM 
Started by TomT - Last post by TomT
170607 interview Thacher school astronomy. Drs Vyhnal and Swift
(download and play attached audio file)
00:00.000 early talk
01:26.515 pre 9am intros
03:09.481 1st section star trek music
13:13.261 2nd section music: 1609 Galileo
24:41.729 3rd section ... 25:14.426 power loss! for about 15minutes. 
4th section  sounds a little scratchy for a minute or so. 
Richard Dupree call re power loss...yes Thacher Obs dome can close if power is lost. 
42:14.943 end

 on: May 27, 2017, 11:32:37 PM 
Started by TomT - Last post by TomT
170522 KZSB 1290AM SBAU radio hour 4th Monday notes w/ Baron Ron Herron, JerryW, ChuckMcP, TomT, BruceM
see attached file to download and playback
tt--if a spaceship lands on Uranus, will that make you itchy?
00:00.000 Teresa Brewer "Let me go" song, Baron preview SBAU
02:07.057  TT where should I put my millions?
02:43.701 f-bomb?
02:56.741 B-in my studio, names, star party last saturday at Museum, JW-famous pic of Einstein taken at Museum; CM-after 1915 Einstein world famous; B-special relativity? JW-sure;

04:58.967 music: Galileo 1609; B-how do we know that? CM-he wrote about it, refractor.  JW-eyeglasses led to telescopes.  CM-seafarers did not have scopes until after Galileo.  B-Ben Franklin kite ( https://en.wikipedia.org/wiki/Kite_experiment ); 400Hz freq for airplanes;

08:12.675 music: Star Trek; B, BruceM-June 3 next open console for Arlington Theater organ; B-Nemo's organ? TT, JW, CM intro suggested by Richard Dugan, AntiKythera Mechanism, an Orrey, B-needs oiling? BM-xray'd and replicated; B-Chariots of the Gods guy will claim something else; BM-60Hz used for carbon arcs; 400Hz used in aircraft for weight reasons.  JW-real bright lights were carbon arcs, and before light bulbs, Lime burned in theaters "limelight", and miners used underground. BM-acetylene to burn the lime; Edison bulbs; B-Edison direct current, Tesla A/c championed by Westinghouse.  BM-D/c needed power every mile.  JW-A/c electrons slosh back and forth.  B-lightning?  Exoplanets show lightning.

17:25.050 music: ST space, the final frontier; Richard Dupree call during break.  JW-earth one of most active lightning planet suitable for life, but Jupiter has much more; B-Sprites? JW-above the clouds, and go up. ISS has taken pictures.  B-uneven electrons amounts.  BM-Calcium Carbide for lamps. TT-3 types of sprites, jellyfish, column, carrots. B-JW do not believe in Dark Matter? JW-need to test and get evidence to support postulate.  DM is a simple explanation.  TT-may be MOND.  CM-no evidence.  JW-I think we will be surprised with final answer. B-Black holes, many solar masses...missing stars?  JW-are not enough to be dark matter BM-I heard opposite, more BH than stars. TT-maybe early in universe more massive stars that collapse to BHs.  JW-graviton not found yet. but cleverly made up.
BM-neutrino can go thru a light year of lead w/ 30% chance of hitting.  JW-produced in core of Sun, detected on earth.  3 types of neutrinos. Could account for missing numbers.  B-come from all stars.  CM-2 sec early warnings of supernova due to neutrino detection.  B-neutrino travel at speed of light, solar wind comes later.

30:00.401  music: Gato Barbieri.  B-SBAU potluck June 2 for members. Chips/Dip; Mac/Cheese.  CM-outreach 6-3 REfugio, 6 tele tues....Bacara, Museum, Westmont, Lopez Lake, Carp St Beach; Asteroid Day June 31 1908 Tunguska event in Siberia.  TT-RTMC.  B-eclipse story, Aug 21  JW-Hi to daughter Laura in Port Hueneme, texted back.  BM-gravity has waves, why not a particle involved? B-spacetime continum? JW-rubber sheet not literal.  TT-spacetime, 4D? JW-time is c x T....  B-special general relativity next

38:33.971  music: McP song collection; B-banjo space music; back w/ BM on phone, card carrying members, JW-"cannot lose it" not in my spacetime.  July meeting Yair Arcavi, Aug-Karl Blasius Mars. B-monolith. Genius TV show on Einstein..how can something go thru nothing.  JW-just wrote on that in SBAU newsletter, zero in math. Can vacuum exist?  no motion in vacuum?  1644 Torrecelli made vacuum with mercury in tube.  Barometer.  B-spec/gen rrelativity? JW-special is at constant velocity, zero acceleration, e=mc2, time dilation, twin paradox. General is with acceleration taking place, elevator falling.  grav mass = inertia mass.  JW-space ships that rotate to make gravity. B-earth? JW-want to travel in straight line, feel gravity from mass.  BM-gravity sucks JW-there is no gravity the earth sucks.  B-so?  JW-expl the universe  CM-then quantum mechanics.  LHC and Fermi Lab chicago.  Texas was too expensive for a LHC during Vietnam war.  B-anti-matter in LHC?  JW-can hold in magnetic bottle.  Star Trek Enterprise amount? JW-copius amount maybe in another method. Classical vacuum take everything out.  B-anti-protons, positrons = explosion? BM-energy.

49:14.323 music: star trek tv;  B-why not more members for AU?  many listeners TT-millions on internet.  B-trojan asteroids?  CM-occulations  TT-how many looking at same occultations? CM-up to 80, but usually just a few.  B-billions of rocks?  how to nail one?  CM-100Ks know.  TT-only in belt?  CM-also near earth objects.  CM-trojans in same orbit as planet BM-lagrange point. B-Ceres, dwarf planet.  B-wrap up hour outreaches, Museum, Westmont. CM-Cachuma in July. JW-Neil Degrasse Tyson, Physics not a belief system.

 on: May 16, 2017, 08:57:57 AM 
Started by kattmann - Last post by kattmann
RMTC Specials - things I don't need. N=new

As a set:
$200   Lumicon 50mm Super Finder w/rings & bracket
           Lumicon 90° diagonal correct image
           Lumicon 25mm recticle EP

$30   Parks 45° diagonal N
SOLD $25   Parks GS 10mm Plossl N
$30   Parks GS 2x Barlow N
$15   Parks 32mm Plossl

$10   Orion Expanse 15mm
$10   Meade 9.5mm Plossl
$5   Celestron 25mm Plossl
$5   no-name H 20mm

$10   Newtonian Eyepiece Collimator


SOLD $500 - good shape, optics in very good shape
Celestron N8i SE w/
(HC - 4.03)
- CN-16 GPS unit
- JMI wheeled hardcase
- Tripod
- 2 eyepieces
- diagonal
- visual back
- manuals

Call me at 805-696-5749 if interested. Will be out of town 5/20 to 5/27


 on: May 15, 2017, 07:27:53 PM 
Started by TomT - Last post by TomT
name           # in party      potluck dish
Tom/CezT           2               chicken & greek salad
ArtH                    2               Jello
Martin/JanetM      2                potato & macaroni salad
RonH                    1                chips & dip
TonyT               1                mac cheese bake
ZandraC             1               chicken salad
JerryW/PatF          2                chicken enchiladas
JimW                    1                 thai food
JohnE                    2                german potato salad kielbasa
JoeD/Connie        2             tbd
MarkP                     1                  chips a/o soda
PatrickW              2              tbd
MikeC                      2              tbd & jelly bellies
Russel/Diane         2                   sweet
DoraD                      1-2            dessert
EdgarO                 1                    chicken
ArdianL                 2               tbd
BillC                      2               tbd
BobB                      1-2               tbd

 on: May 14, 2017, 09:53:09 PM 
Started by TomT - Last post by TomT
00:00.000 170508 KZSB radio intro w Baron, [see attached 46min audio file from Sunday 170514 replay 3pm]

00:15.456 Star Wars theme music; B-intro's: TomT-refreshments, JerryW-Prez, TomW-news, phone: BruceM, prez of organ society; & in Indiana, ChuckMcP-outreach, Pat, (nephew Daniel Cassidy graduating UI), B-Chuck give outreach like your face we had on the screen [by MikeF] at the May meeting? CM-June 2 potluck, 3rd Fri Westmont, Telescope Workshops on Tues; TimC sends out communications; ColinT treasury report;  "I would not join a club that would have me"-Mark Twain; Groucho-smuggler.  Baron-lenses?  TomW-mirrors; MikeC 14" porthole glass, B-smear w/ metal? JW-vacuum deposition of aluminum; TomW- Bob Fees up in bay area.  B-grinding?  JW-silicon carbide, used to be sand between stones; JW-hogged out using diamond grinding wheel. B-Hubble problems? Bruce-final shape was bad. B-lasers? JW-laser interferometry.  Celestron, Meade, TeleVue, A-P.  JW-webcams on telescopes.  Tony Galvan-used camera wo telescope (worked at NCAR, nat center atmos res).  ArtH 12"? lens + mirror  JW-  TT-ArtH to sell, RTMC, JW-generally half off.  KZSB names TT,CM,JW.

14:42.090 Star Wars music; BW-lives in IV; TomW-NY Times Science Tuesday:  Stamp to commemorate Total Solar Eclipse Aug 21, touch to change sun to moon, temp sensitive ink; TT-back of sheet of stamps shows eclipse path; TT-hope it is a "forever" stamp; Monday, Aug 21, Tele outreaches CM-see pigeons early summer eves;
TomW-NYT: building blocks from Mars soil, using pressure to make red bricks wo a kiln.  stronger than steel reinforced concrete; TT-moon dust 3D printer; JW-grains fuse TomW-squeezed out creatures, called Lunatics, JW-unfortunately they made it to earth, and all named Pat [PM-"I heard that"]; B-only a couple of years for rovers?  CM-90 days originally.  Curiousity, Opportunity still work on Mars.  B-wheel dragging, found something? JW-salt, but at pole water was found.  B-caves on Mars? JW-lava tubes found; B-Mars show showed that.  TomW-Mars bars. B-May meeting open mic, one speaker did not show? JW-Karl Blasius coming up in a few months on latest mars rover info.

23:57.091  Star Wars music: B-organizing a topic is not normal for this group.  TomW-gets NYT by 5am. B-google news does same.  TW-Cassini deep dives btw Saturn and rings.  21 more dives, Sept 15 is final plunge into the planet.  JW-do not want to contaminate moons. B-Titan had parachute ride down w/ Hyguens probe dropped by Cassini. Need to put on Planetarium dome. or Pat & Chuck dancing. CM-nothingess found, few hits on satellite.  B-Juno going around Jupiter? JW-not sure of death date, but big elliptical orbits CM-maybe 2 yr mission.  B-why radiation around Jupiter? JW-captures ionizing particles B-like earth JW-van allen belts.  TT-what particles are they? Nuclear? JW-Nu-cle-ar. BM-particles from sun.  JW-determining gravity fields around Jupiter.  BM-bulging at equator.  JW-we dumped a satellite into Jupiter before.  B-Voyager did pass bys of Jupiter before? Passengers movie swung spacecraft around a star, 40 sec, B-another break, back w/ AU hour

32:24.029 B-Star Wars! will the franchise ever end? Intro CM,BM, TT-United Meth church organ heard last Sat SBCC, "double double boil and trouble" sang in church! TomW-Cepheid variable stars Westmont 24" scope used, use model for pulsation.  CM-Polaris is one, hard to get distance? TomW-Yes.  TW-study ones with a few tenths of magnitude.  JW-satellites use star patterns to orientate, but one time a star disappeared because it was a variable, and the satellite had to be reprogrammed.  TW-first stars to extend the distance ladder.  JW-one found in Andromeda galaxy, and helped to get distance to it, inverse square law, and proved it to be outside of our galaxy.  Hubble did that. TT-Henrietta Levitt?  JW-she did study on the Cepheid variables.  B-not changing mass?  TW-color and temperature.  B-event horizons coming up by JW.

40:58.288 B-SBAU had an interesting round robin of talks at the meeting.  BM said that "there are more black holes in the universe than stars" possibly dark matter.  JW-talked about telescope the size of the earth of radio telescopes at extremes of the earth.  Took exposure over 5 days, looking for high resolution of the black hole at center of Milky Way and core of M81 galaxy (Bodes), perhaps to view the event horizon.  Parsec=3.26 light years.  B-parallax involved?  JW-right.  TT-frequency of light used?  JW-millimeters, can be influenced by water in atmosphere.  B-your article in newsletter JW-on telescope making.  BM-tomorrow night telescope workshop.  TomW-Nat geo program on Einstein is good.
46:17.106 end

 on: May 11, 2017, 08:49:28 AM 
Started by Paul Winn - Last post by Paul Winn
Here are two Televue Eyepieces for Sale both is great condition

35mm Panoptic for $225
Nagler 22mm Type 4 for $300

 on: May 11, 2017, 08:48:22 AM 
Started by Paul Winn - Last post by Paul Winn
So here is the Takahashi FSQ106ED Scope is perfect condition. This scope was used for imaging and is now up for sale. The optics are in perfect condition with just a little dust on the front of the scope.

I am including all kinds of adapters and extra parts for this scope.

Here is a list of the main Items included.
FSQ106ED Scope $5150
CCA Adapter $265
TAK 35.0MM CCD QHY8, 10 & 12 Spacer Kit $184.00
Parallax 125mm Tube Rings for Takahashi FSQ-106ED $175.00
Losmandy DUP14 Plate $85.00
JMI Focus Motor $199.00
JMI USB Focus Controller $179.00
Custom Case for the scope $350.00

Total cost listed above $7483. I will sell the complete Package for $5400.00.

 on: May 11, 2017, 08:47:04 AM 
Started by Paul Winn - Last post by Paul Winn
I have a very nice LUNT solar scope for sale. This is the LS60THa with the B1200 for a wider field and imaging.

Scope is about 3 years old and used very little. This scope is back-order and the lead time is about 4 months to get one.

Sells new for $1999.00 You can get this one for $1799.00

 on: May 11, 2017, 08:45:16 AM 
Started by Paul Winn - Last post by Paul Winn
Have both for sale in Perfect working order.

QHY8L selling for $1000.00 Sells for $1400 New
Included is the Orion 3 Piece Spacer kit
I have already run the work sheet on how to Scientifically Determine CCD Gain and Offset Settings.Will include the data sheet

QHY5 II Mono Selling for $175.00
Includes the Orion Extender

See QHY website for Specs

 on: April 10, 2017, 12:37:33 PM 
Started by TomT - Last post by TomT
170410 KZSB SBAU radio show quick sloppy notes:
(see attached radio audio file to click on or download to play)

00:00.000 approx. 840am, pre-show talk: B-trying to think of songs w/ girls names, and Texas has several. JerryW in, TomT not, B-SBAU next May meeting, AdrianL looking for members to talk?  B-signed up to ask Q's. Save me for afterwards? signed up to bring food to meeting.  JW-several members want to speak, 2 open w/ May speaker skipping till August. 

03:12.240 B-(talk w/ Donny) Felt guilty so bringing potluck food hot dogs or chips/dip to SBAU potluck next time.
03:47.679 B-waiting for capt. Breadbaker coming in? TomT has cold, maybe star party?
04:12.430 B-Full moon, sat night.  Aug 21, Total Solar eclipse coming up. nw to se. CM-72% covered in SB.
05:02.353 KZSB names. looney tunes. B-Bruce, did you set up telescope in driveway? yes 40ft from Chuck. JW yours there? no.  B-assignments? CM-used to give out handouts; students sometimes get extra credit.  JW-sometimes folks as for things; easy GoTo system on mount. BM-will do a tour w/ folks. B-color on Chucks? CMcP-Orion nebula in sword.

08:22.046 ~905am SBAU show start: music: Where are you little star?  B-three here, one on phone, missing TomW, TomT; BruceM on phone, sits up front at meetings. 1st Fri, then 2nd Sat.  JW and CMcP outreaches so much, he could not make last Friday general meeting, since he was outreaching.  CM-El Cap, under tarp in rain showing rocks. B-BruceM take telescopes out? Bruce almost all.  Places: CM-Carp St. Beach, Refugio, Cachuma, Bacara...   B-Camino Real Market, very bright  BM-do it for the bright moon or venus.  CM-1st qrt moon. BM-caters illum from side, some sense of depth. B-cannot see stuff on moon w/ biggest telescope? JW-not big enough, tele not big enuf.  CM-LRO pics on moon can now see footprints; by NASA.  BM-from earth of Apollo stuff would need 2mi across mirror. JW-30M tele. B-golden age of astronomy, every week something new.  CM-chem sees electrons.  B-Club telescope aspect; giveaways of telescopes?  JW-bought or donated, usu. a  raffle to giveaway.  Also, AU has scopes you can use 12".  B-in club are SBCC Erin Oconnor, CM-Sean Kelly, gave a talk. B-Sean Space Elevators talk last friday.  Carbon nanotubes.  JW-showed video of manuf, single layer flat hexagonal, rolled in tubes, strongest material.  B-Arthur C. Clarke came up w/ elevator, climbs cable.  JW-23K miles long. I'm calibrated in old english system. B-confusing to convert temps? JW-F,C,K  BM-metric system is nice, no conversion factors for MKS needed. B-which came first? BM-English system. Cubits?  866-564-1290, streaming on newspress.com.

19:00.222 all rise, monkey has learned how to use a bone 2001 music; psychotic red lens talking to astronauts; B-Jim Salser invited me to Oxnard rock event, bringing Led Zepellin, got to talk real low using Strauss to intro group.  Bruce-Pres Arlington Theatre Organ Society, 4 man, 27 rank.  Hal Conklin on board, running for mayor.  Anyone can play organ.  B-any office of AU?  BM-no, but 127 outreaches last year. B-was unfamiliar w/ outreach before joining SBAU.  CM-was computer nerd. JW-SBRC. Some folks snuck signatures on spacecraft components.  1998 Raytheon bought all of SBRC - Hughes, changed name to Direct TV.  B-Delco? JW-part of GM, Hughes was part of GM.  BM-when Hughes was taking over GM, but salaried union was upset.  JW-Hughes in 1957. started w/ Hughes research 1969, building Ranger to land on moon, it is said Hughes called to freeze the design as it worked adequately, not what engineers like to do.  B-today Nasa, Musk, Bezos.  getting boosters back.  Rockets landing engines first. JW-like old scifi stories. Companies work w/ UCSB, some call area Silicon Beach.  B-does Univ have Obs of own?  CM-Sedgwick. BM-robotic telescope.  B-ticks me off, DJs can run by laptop computer vs playing records directly.  B-did JW hit retirement age? JW-retired to avoid 10% loss in pay.  CM-worked for little co. CompTech bought by Northup Gruman.  Met Pat? 1988  BM-Delco 37 years, EE, all interesting.  Reliability 14K ft of water instrument built 1972, still working, they cannot kill it.  music...Ricard Strauss Thus spoke Zarathustra

30:34.509 "dah dah dum..., why havent i found you, oh baby, i tell every little star..." B-best star? CM-Alberio, BM-eye of swan.  B-half of stars are double? CM-or triples. BM-Alberio stars 4700AU apart, 100K yr orbit.  B-all doubles viewable?  Cub scout star JW-UCLA star.  CM-sometimes spectroscopic means needed to see.  B-name some? Alpha Centauri, Eta Carina, Regulus, Sirius, BM-some vary Mizar/Algol.  B-possible planets orbiting both stars at same time?  CM-yes, both ways. JW-planets orbit sun. BM-Jupiter moves Sun almost its diameter.  B-bigger stars far out from star? JW-giant gas planets are being found first as exoplanets near star, Hot Jupiters.  B-saw on youtube, fast stars going around black hole in Milky Way, some binary, occasionally, binary could lose one to black hole?  CM-could be three body interaction.  JW-yes possible.  CM-Globular Cluster have interactions like that, as stars get thrown off.  B-MW has? CM-about 150 Globs.  B-why not collapse?  CM-energy flying around, no organized pattern.  B-if collide?  CM-maybe a Blue Straggler forms.  B-2001, add mass to Jupiter, it would become a sun?  JW-yes, Jupiter radiates infrared heat. B-Io heat? CM-tidal force heating.  BM-many models of Callisto, layers of ice and salt water.  B-life replication? CM-not sure of initial chemistry, RNA maybe.  CM-polycyclichydrocarbons  B-maybe we can go speed of light, stars fly by in scifi, CM-dont bump into one.

44:01.299  music: "I've got sunshine on a cloudy day...my girl". B-so much to talk about, if geology show CM-talk about rocks and exoplanets.  B-next meeting, JW-guest had conflict, moved his talk to August.  JW-hard to fit in small talks before a major one.  making it a member's night, 3-4 talks.  Adrian coordinating, 2 openings.  B-i might have been first, but dont put me in if others apply, just wanted to ask questions.  Exoplanets, odds of catch planets on the ecliptic?  CM-transits; need several crossings to be sure. planets are like ants out there.  JW-few %, just random. CM-0.5% chance of edge on catching planet around a star; also grav lensing, testament to how smart people are.  BM-People thot that other solar systems would be like ours, but a lot of planets have short orbit times JW-those were picked up first. BM-but some thought it was just noise in signal. B-big teles? BM-just a camera. JW-spacecraft ones best. B-all stars systems disks?  CM-less likely, but can happen.  BM-pluto  CM-Oort cloud of outer items.  B-small galaxies merging w/ MW?  JW-some limping away after merging.  music: guitar twanging

50:47.999  music:  weird noise to old astro music  B-what is up?  CM-Westmont outreach this Friday. 29th is Astro day at Camino Real Marketplace. mirror making, some goodies. all day, stars at night. prizes. B-rulers?  B-fascination of so many things.  JW-sometimes we do not know the answer.  new knowledge, like relativity course as an undergraduate, takes time to understand.  B-multiverse, cannot be known? Q's from folks. CM-They grade on a curve, because it is all relative.  BM-article said real universe is 10 to 23rd larger than we can see.  Everyone has Univ around thme of 18B light years.  CM-13Blt yr radius. CM-  sbau.org  telescope tuesday.   music: astro still playing in background into news! 
55:45.148 end

Pages: [1] 2 3 ... 10