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The backup wasnt done with sql server so what did you use?
ZetaRediculian
A couple of things though, if it is indeed a legit database, it is still meaningless without knowing exactly how he processed the data obviously. So it will be another round of trying to get this info from him. Most people that have some awesome code and data to share will actually share it. Obviously hes not willing to do this to easily. As he has shown, it takes little effort to back up and zip up a database. There are lots of places to share code projects on the web like github or google code.
tanka418
You still don't get it!!! There is NOTHING SPECIAL about my database! All I've done is add some data to the original table that has Right Ascendant and Declination expressed as decimal values (float data type) as opposed to base 60 values (string data type). I guess I shouldn't expect non-software people to understand...it's a data type issue...and HAS NO EFFECT ON THE DATA ITSELF.
ZetaRediculian
Obviously there is no way to verify that. So should I write my own code?
ZetaRediculian
Obviously without knowing
a. if it is the data you actually used
b. what code you used to interpret the data
I cant verify squat.
please forgive me if I have a hard time trusting you after the BS you try to pull.
a. You didn't know you could load it in SQL Server Express for free...which makes you not very knowledgeable about what you are doing
b. You did know and lied about
i.the cost
ii. the OS needed
iii. the version needed
I'm going with "b" which means that you will not be trustworthy going forward.
I would not mind working on a project like this. It is really a shame that you feel the need to act like a jackass. All I can say is
Wrong! Yes I did know that you could probably load into express, the database is kind of largish, but not much...definitely less than a couple of gig.
sorry man; you don't know what "trust" or "trustworthy" even mean. To know the meaning of those words One must posses "honor" and you do not!
dragonridr
reply to post by tanka418
Ok once again gleiss nstar relies on parallax photography to distance stars. And as i suspected your datas off See my previous post you said your data was correct no its not.See your coordinates are based off inclination and earths location and distance isnt actually calculated but brightness of the star as viewed from earth thanks to the guys in our astronomy dept your charts can only we used for telescopic observation and not actual 3d rendering. Apparently you havnt used this data to plot anything you cant even use this data to plot a realistic image of the stars because we need a 3rd point of reference. Now we could use one of the stars in her map as our reference you claim you did this so which star did you use and lets see your plotting info and we can go from there ill throw it into a cad program and we can have a look. By the war do you understand right ascension and inclination and what they are? Because in your info it uses parallax data and some of it looks like you entered numbers where did you get these?and some of the data you seem to have mixed from two different sources one appears to be arcsecond the other milliarcseconds. And i dont think you realized. Our astronomy guy said it would take him a week just to straighten it out and he suggested to just download the hipp data.
tanka418
dragonridr
reply to post by tanka418
Ok once again gleiss nstar relies on parallax photography to distance stars. And as i suspected your datas off See my previous post you said your data was correct no its not.See your coordinates are based off inclination and earths location and distance isnt actually calculated but brightness of the star as viewed from earth thanks to the guys in our astronomy dept your charts can only we used for telescopic observation and not actual 3d rendering. Apparently you havnt used this data to plot anything you cant even use this data to plot a realistic image of the stars because we need a 3rd point of reference. Now we could use one of the stars in her map as our reference you claim you did this so which star did you use and lets see your plotting info and we can go from there ill throw it into a cad program and we can have a look. By the war do you understand right ascension and inclination and what they are? Because in your info it uses parallax data and some of it looks like you entered numbers where did you get these?and some of the data you seem to have mixed from two different sources one appears to be arcsecond the other milliarcseconds. And i dont think you realized. Our astronomy guy said it would take him a week just to straighten it out and he suggested to just download the hipp data.
Okay...you need to compare the parallax of several random stars in both the HIP table with those in the "nsc_5AUG10" table (NStars); the first thing you should notice is that they are all within a few micro-seconds of arc. If y look at the right ascension , and declination y will notice quickly that they are all within a few milliseconds of arc.
By using Right Ascension, Declination and Distance; X/Y/Z coordinates can be easily calculated...the equations for dong this are all over the Internet.
The stellar data as have said is from NStars. I've checked the stars in question, there are no significant differences in position.
By the way...the data was imported via SQL queries into a custom application that produced a Python script that could be executed by "Poser Pro". So...I've already "thrown" it into a "CAD" program and the image in the paper is the result. By the way...you won't see that image unless your camera is in the right location.
I don't know what you were talking about with the jibberish about 3D rendering. But, It isn't difficult to compute the location of each an every star in that database and plot them in 3D space...just time consuming. I've already done that for the NStars table.
Oh yes...the HIP catalog uses milliarcseconds for parallax, all others use arcseconds. All astronomical databases seem to use string data for Right ascension and declination...one of the reasons I created the substitute data objects; and numerical data is easer to search and sort (order) than string data...especially if they represent numbers in the first place.
edit on 13-2-2014 by tanka418 because: (no reason given)
I am not the One who started the "pissing match". That was you with your incorrect assertion that my Bayesian Inference was incorrect...Which as we have all see isn't...even by your own admission.
dragonridr
Ok first of course miliarcseconds are used there more accurate and the reason star charts use strings is there much easier to plot on spreadsheets and 3d rendering.
Now let me try this again you said you plotted the locations of the stars in her map using the data you gave me. now i want to see the math you used to do so get it. You said you plotted the star positions im assuming using zeta reticuli as the starting point like fish did. Remember her models thats what she did took the stars aligned them from earth then when she did that she plotted the stars on her map in relation to one another. See this is where the problem comes in her information was wrong. Now we can plot the positions of these stars from earth but as you so claimed the map wasnt drawn from earth. Which means we have to have them plotted from zeta rituculi.I have a 3d rendering of the area i want to see your and why you think it matches. The only way i can do that is to see how you plotted the stars in relation to each other.
You did do this didnt you because if you didnt then the astronomer who discussed the map did thats why he explains several of the stars in fishs map are not in that area but are much further away.
I don't know what world you live in sir, but that last response is pure fiction.
ZetaRediculian
maybe you misinterpreted something? I reread the entire thread last night and we agree on the majority of things. We agree on the Bayesian issue as you just stated.We agreed on a couple of other points as well. Right now I'm working with the database you shared and am making some modifications that should impress you. I know I might come off as a little edgey but I will try to tone it down. Just trying to keep you honest. Not sure what you are using for 3d rendering...
tanka418
dragonridr
Ok first of course miliarcseconds are used there more accurate and the reason star charts use strings is there much easier to plot on spreadsheets and 3d rendering.
Roflmao...
Seriously?!?? Dude, I don't know where you heard this, but, it is wholly untrue! You should leave the representation to professionals...
Using milliseconds as opposed to seconds has not inherent advantage...it is simply a different way to represent a sub-division of standard time. The use of strings is simply stupid, it has absolutely no advantage, and, makes the searching and ordering of the data more difficult (stings order differently than numbers)...and it may actually be a serious and currently overlooked procedural error
In any case, you are wholly wrong about this representation of numerical data.
Now let me try this again you said you plotted the locations of the stars in her map using the data you gave me. now i want to see the math you used to do so get it. You said you plotted the star positions im assuming using zeta reticuli as the starting point like fish did. Remember her models thats what she did took the stars aligned them from earth then when she did that she plotted the stars on her map in relation to one another. See this is where the problem comes in her information was wrong. Now we can plot the positions of these stars from earth but as you so claimed the map wasnt drawn from earth. Which means we have to have them plotted from zeta rituculi.I have a 3d rendering of the area i want to see your and why you think it matches. The only way i can do that is to see how you plotted the stars in relation to each other.
You did do this didnt you because if you didnt then the astronomer who discussed the map did thats why he explains several of the stars in fishs map are not in that area but are much further away.
Firstly...I never used "her" map. I used the stars that were created long before either Hill, Fish, me, or You were even thought of...they for practical purpose are immutable (its a context thing).
What I did was take (I've already explained this) the right ascension, declination, and distance...plug them into standard equations (you know the ones you learn in your introduction to trigonometry)
Here is a bit of code for that...
double xval = (R * (Math.Cos(decl) * Math.Cos(ra)); // x
double yval = (R * Math.Sin(decl)*Math.cos(ra)); // y
double dist = (R * Math.Sin(ra)); // z
Where: ra, decl are double precision values retrieved from a SQL source.
R is distance...computed from parallax...(r= 2AU * Math.Tan(r); r=parallax)
This produced an accurate model of the region of space selected for modeling...
The other software I used is commercial.
edit on 14-2-2014 by tanka418 because: (no reason given)
dragonridr
Ok now ive come to the conclusion your a clueless idiot let me explain why. See an arc second comes from one minute of arc being of course 60 arc seconds in one minute of arc. Has nothing to do with time like you stated you idiot.A minute of arc is an angular measurement used in math again nothing to do with time. Now a milliarcsecond is one arc second divided into a million equal sections meaning when we use this its much more accurate. Now i know you didnt plot crap and blowing smoke when you dont even understand degrees of arc. POh and once again its not a different representation its a more accurate representation.Oh and im sorry if your to stupid to figure out how astronomers use strings but it makes is easier but then again you dont understand degrees of arc either so im not surprised.
Im done trying to even see what you see i figured maybe there was something there but i see now you're a clueless UFO nut that thinks they discovered something with research and you have done nothing other that look at it on a star chart.Its because of people like you that UFO research will never be taken seriously i have a PHD in physics an entire astronomy department i can talk to with colleagues and you know if you showed me something i could actually got people to look into it.