missing days?

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20 years 8 months ago #8652 by kingdavid
Replied by kingdavid on topic Reply from David King
thanx tom for that reply-without me working anything out then does that mean we are about 3 days ahead at moment due to the 0.0078 days per year and not passing 400 years since gregorian cal? I havent read that reply proply at moment since i have just come back from a night club in england-but will get back to you soon-cheers-burp!

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20 years 8 months ago #8655 by tvanflandern
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by kingdavid</i>
<br />does that mean we are about 3 days ahead at moment due to the 0.0078 days per year and not passing 400 years since gregorian cal?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Nope. The missing leap years in 1700, 1800, and 1900 corrected for those three days. We are right in synch. -|Tom|-

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20 years 7 months ago #8743 by PheoniX_VII
Now.. Did someone mention the fact that the earths rotation is slowing down over the years ?, meaning the ammount of days per year will actually decrease. But then again, this effect is probably so small we vont notice it for a long long time. Still thought it´s worth mentioning though.

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20 years 7 months ago #9339 by n/a10
Replied by n/a10 on topic Reply from ed van der Meulen
A great day. Tom's right about the precession. The sidereal year and the tropical year are important. And you can always find more precise influences as well. Jupiter is also a great planet. So nice working together with our moon.

And on the long run your influence as well Pheonix and I think you could compute it. Or make an estimation. Quantifying things is always nice. You can ask another one as well.

And that about the length of a day, David. How many new day's have people already enjoyed when they came out of an English night pub or club, grin?

Ed

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20 years 5 months ago #10005 by DAVID
Replied by DAVID on topic Reply from
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by PheoniX_VII</i>
<br />Now.. Did someone mention the fact that the earths rotation is slowing down over the years ?, meaning the ammount of days per year will actually decrease. But then again, this effect is probably so small we vont notice it for a long long time. Still thought it´s worth mentioning though.
<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">

Here is a NAVY page about leap seconds.

tycho.usno.navy.mil/leapsec.html

I think I'll just use a sundial so it will always be noon at noon.

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20 years 5 months ago #10900 by DAVID
Replied by DAVID on topic Reply from
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by kingdavid</i>
<br />if a day is exactly 365.2564 days and every 4 years we compensate by adding a day, then that leaves 0.0064 days every year not acounted for:<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">



There is an extremely intriguing quote in the book of Job that "seems" to apply to why the government needs to add the leap seconds to their atomic clocks. Of course, its apparent appropriateness might only be coincidental, but I find it interesting anyway:

Job 5:12-14:

“He disappointeth the devices of the crafty, so that their hands cannot perform their enterprise.
He taketh the wise in their own craftiness: and the counsel of the froward is carried headlong.
They meet with darkness in the day time, and grope in the noonday as in the night.”

If they didn’t add the leap seconds to the crafty atomic clock devices, and if we all went by atomic clock time rather than by sun and earth time, we all would eventually be meeting with darkness in the day time and groping in the noonday as in the night.

Does anyone here have any idea what this might have referred to when it was written about 4,000 years ago?

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