SEXTANT ALTITUDE CORRECTION - Celestial navigation

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  • เผยแพร่เมื่อ 5 ต.ค. 2024
  • #sailorvikas #celestialnavigation #celnav #sight #sextant #altitudecorrection
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ความคิดเห็น • 77

  • @arunkrishnans489
    @arunkrishnans489 3 ปีที่แล้ว +3

    I too share the same opinion which someone else have already commented on your another vedio..'U truly deserves an Oscar..😄 Especially for such an initiative to teach us..moreover make these things much simpler for us..thank you so much

    • @SailorVikas
      @SailorVikas  3 ปีที่แล้ว

      Thanks brother ❤️

    • @SailorVikas
      @SailorVikas  2 ปีที่แล้ว

      @The Diffraction of LIGHT I can understand you have problem in understanding this , so let it make it simple....how will you depict a 3D globe in a paper ? Obviously you have to make it 2D and try to show everything in 2D View.

    • @SailorVikas
      @SailorVikas  2 ปีที่แล้ว

      @The Diffraction of LIGHT I pray God that you will understand someday ! 🤣
      All the best for your future.
      Also do watch my video on 3 types of horizon it may help you understand horizon 😂 and still if you don't understand than ping me here or in insta to talk one on one in phone to understand concepts about horizon. I am always available.

    • @SailorVikas
      @SailorVikas  2 ปีที่แล้ว

      @The Diffraction of LIGHT Making it more simpler, Rational horizon is a imaginary thin slice of earth and not a horizontal line, but when you see in a 2D view from side, it will appear as a horizontal line......read again and again , I hope you will get it ! 😂

  • @Sealife2701
    @Sealife2701 ปีที่แล้ว +2

    Awesome bhai

    • @SailorVikas
      @SailorVikas  ปีที่แล้ว

      Thanks, pls share with your friends too ❤️

  • @sarthkapur4587
    @sarthkapur4587 5 ปีที่แล้ว +3

    Thank you very much for making videos on this topic.

    • @SailorVikas
      @SailorVikas  5 ปีที่แล้ว +1

      Thanks for watching

  • @brightawe9002
    @brightawe9002 3 ปีที่แล้ว +2

    lol, you are my real celestial nav lecturer. thanks for the help.
    now I was expecting a worked example and a video that will explain the steps to finding these corrections on the nautical almanac, it would really help if you can provide a link that will be helpful

  • @kishorekumar-we5cw
    @kishorekumar-we5cw 5 ปีที่แล้ว +1

    Plz upload a video on "M notices & MS notices", details & regarding where can we check their amendments.

  • @rangarajkathiresan
    @rangarajkathiresan 5 ปีที่แล้ว +1

    Thanks very much for this video sir. Very good explanation.

    • @SailorVikas
      @SailorVikas  5 ปีที่แล้ว

      Thanks for your good comments...please share to your friends too.

  • @mahendranhombad7215
    @mahendranhombad7215 5 ปีที่แล้ว +1

    Sir if possible can you please make a video on what are all the things a cadet should know before joining a ship so that freshers like us can prepare well before joining.

  • @Saarathi777
    @Saarathi777 4 ปีที่แล้ว +1

    Topnotch... Good job... Thanks a lot..

    • @SailorVikas
      @SailorVikas  4 ปีที่แล้ว

      Thanks mate, do share it with your sailor friends!

  • @MrSauravkumarsingh
    @MrSauravkumarsingh 5 ปีที่แล้ว +2

    BNA - 023 Cargo Handling, Stowage & Seamanship-II ispe video plz banaiye

  • @jayeshchandra6741
    @jayeshchandra6741 3 ปีที่แล้ว +1

    Tooo helpful

  • @NuralamSekh-lo1fb
    @NuralamSekh-lo1fb 11 หลายเดือนก่อน +1

    Awesome sir❤❤

  • @BetStake7895
    @BetStake7895 5 ปีที่แล้ว +1

    very nice content
    thank you

  • @hulsurayrahul6669
    @hulsurayrahul6669 4 ปีที่แล้ว

    Osm explanation sir....

    • @SailorVikas
      @SailorVikas  4 ปีที่แล้ว

      Thankyou do share wid ur frnds!

  • @NEERAJKUMAR-ez6gt
    @NEERAJKUMAR-ez6gt 3 ปีที่แล้ว +1

    AWESOME BROTHER

  • @mehediagro3251
    @mehediagro3251 7 หลายเดือนก่อน +1

    Please make Your sound clearly...i cannot hear anything..... Its more important for me.... Please

    • @SailorVikas
      @SailorVikas  7 หลายเดือนก่อน

      Please listen with earphones

  • @RajkumarRaj-ve9gj
    @RajkumarRaj-ve9gj 3 ปีที่แล้ว +1

    Thank u so much sir 😊

  • @Watchwist
    @Watchwist 5 ปีที่แล้ว +1

    Hii bro, U r making nice videos, pls continue, nowadays u will get more subscribers.

  • @MrSauravkumarsingh
    @MrSauravkumarsingh 5 ปีที่แล้ว +1

    BNA - 023Cargo Handling, Stowage & Seamanship-II

  • @mahendranhombad7215
    @mahendranhombad7215 5 ปีที่แล้ว +1

    Sir can you please make a video on how to read draft marks in metres and fathoms

  • @arunkrishnans489
    @arunkrishnans489 3 ปีที่แล้ว +2

    Sir..how do we get the values for a and b?

  • @abhishekdhiman8538
    @abhishekdhiman8538 5 ปีที่แล้ว +2

    Hi broo make video on this topic again because this video has no sound

  • @sandeepmishra-jw3xr
    @sandeepmishra-jw3xr ปีที่แล้ว

    Sir I request to u sir u hv to explain any topic frst u hv to explain what's means and what's use and plz sir cn u explain chart work in hindi also

  • @NuralamSekh-lo1fb
    @NuralamSekh-lo1fb 11 หลายเดือนก่อน +1

    Make more videos

  • @kprakash1988
    @kprakash1988 ปีที่แล้ว

    Bro no audio.. can u check from ur side, i have checked in lap, mobile used headphones also..

    • @SailorVikas
      @SailorVikas  ปีที่แล้ว

      My side no problem bro because many people have liked the video

  • @eligeamani5534
    @eligeamani5534 3 ปีที่แล้ว +1

    Sorry sir in previous comments I told you about visible horizon but what I meant is sensible horizon so the waht is the difference between true altitude and that sensible horizon

    • @SailorVikas
      @SailorVikas  3 ปีที่แล้ว

      Both have vast difference, true altitude of a celestial body is obtained after applying several corrections to the sextant altitude, however sensible horizon is small circle parallel to rational horizon.

  • @joecrowe7062
    @joecrowe7062 11 หลายเดือนก่อน +1

    Wrong, u can see islands a 100 miles away ,they should be 6,660 feet over curve
    Its not a globe

    • @iveneverseensuchbehaviorin5367
      @iveneverseensuchbehaviorin5367 11 หลายเดือนก่อน +2

      lol Every time a flerf says we see too far they are always without exception wrong

    • @marcg1686
      @marcg1686 3 หลายเดือนก่อน

      Which islands and from which location? Assertions made without proof can be dismissed without proof.

  • @sujittamang1802
    @sujittamang1802 3 ปีที่แล้ว +1

    No sound?

    • @SailorVikas
      @SailorVikas  3 ปีที่แล้ว

      Listen with headphones....

  • @mahendranhombad7215
    @mahendranhombad7215 5 ปีที่แล้ว +1

    Sir can you please tell the difference between cpa and Bow crossing point?

    • @SailorVikas
      @SailorVikas  5 ปีที่แล้ว +1

      It's very simple...cpa is the minimum range( distance) at which the vessel will pass you..and bow crossing point is range (distance) where the other ship will pass when she is right ahead of your vessel.

    • @mahendranhombad7215
      @mahendranhombad7215 5 ปีที่แล้ว

      Thank you sir

  • @arunkrishnans489
    @arunkrishnans489 2 ปีที่แล้ว +1

    Sir ,how do we get angle a?

    • @SailorVikas
      @SailorVikas  2 ปีที่แล้ว

      Angle a is parallax in alt and its included in total correction so for calculation purposes we directly take total correction value and never angle a. Can be found from Nories table

  • @mahendranhombad7215
    @mahendranhombad7215 5 ปีที่แล้ว

    Sir can you please make a video on how to trace pipelines in tankers.

    • @SailorVikas
      @SailorVikas  5 ปีที่แล้ว

      That's very simple...it's just a line...keep a finger and proceed to connect

    • @mahendranhombad7215
      @mahendranhombad7215 5 ปีที่แล้ว

      Ok sir thank you

  • @comedygags6124
    @comedygags6124 3 ปีที่แล้ว +1

    Sir please explain why is this parallax added to the apparant altitude?

    • @SailorVikas
      @SailorVikas  3 ปีที่แล้ว +1

      Because exterior angle is sum of interior angles and parallax in alt is one of the interior angles, thus it's additive.

    • @comedygags6124
      @comedygags6124 3 ปีที่แล้ว +1

      @@SailorVikas thnks a lot sir , ri8 now as I'm preparing for my second mates , it was helpful ❤️

  • @myanimationstory2649
    @myanimationstory2649 ปีที่แล้ว +1

    No audio

  • @damixzodiac8293
    @damixzodiac8293 23 วันที่ผ่านมา +1

    No sounds

    • @SailorVikas
      @SailorVikas  22 วันที่ผ่านมา +1

      Please use earphones

  • @jttime_market6201
    @jttime_market6201 4 ปีที่แล้ว

    What about audio??? Are others able to hear sound in this video???

    • @SailorVikas
      @SailorVikas  4 ปีที่แล้ว

      Just listen from headphones it will b all good ...

  • @sandeepmishra-jw3xr
    @sandeepmishra-jw3xr ปีที่แล้ว

    Voice q nahi aa raha h this video me

  • @sandeepmishra-jw3xr
    @sandeepmishra-jw3xr ปีที่แล้ว

    If sir can u speak Hindi or simple language we can understand easily

    • @SailorVikas
      @SailorVikas  ปีที่แล้ว

      Is it not simple 🤔

    • @sandeepmishra-jw3xr
      @sandeepmishra-jw3xr ปีที่แล้ว

      Through this digram explain is good simple Hindi language me explain karoge jyada logo ko understand hoga

  • @rajuram3864
    @rajuram3864 5 ปีที่แล้ว

    Please upload more oral videos

    • @SailorVikas
      @SailorVikas  5 ปีที่แล้ว

      Right now m sailing...shortage of internet..sorry mate

  • @dineshchawan2909
    @dineshchawan2909 2 ปีที่แล้ว +1

    No sound

    • @SailorVikas
      @SailorVikas  2 ปีที่แล้ว

      Listen with earphones