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1. Formula 8870
- www.hackerscreek.com
- DETERMINING DATE OF BIRTH.
- Bette Butcher Topp provided the following simple formula for determining a birthdate when you know the date of death and age. ...
2. Sailing thru Science... International Date Line
- www.goals.com
- INTERNATIONAL DATE LINE The International Date Line is an imaginary line on the earth's surface, that approximately coincides with the 180th meridian (LONGITUDE), and separates the calendar date. ... Without the date line, calendar confusion would result for the traveler. ...
- Refering to the drawing above: As the earth turns, the old day gets smaller and eventually disappears when the International Date Line reaches midnight, only to start again as another day. ...
- QUESTIONS about the INTERNATIONAL DATE LINE: 1. ...
- (Answer:The line is deflected eastward through the Bering Strait and westward of the Aleutians to prevent separating these areas by date. ...
3. Millenium: Date Line Politics - How did the Republic of Kiribati become first?
- www.trussel.com
- Date Line Politics.
- How did the Republic of Kiribati become the first country to enter the new millenium? By shifting the International Date Line more than 2,000 miles east. ...
- The international date line drawn north and south through the Pacific Ocean may be an imaginary line, but the dispute over where it's drawn is very real. Many South Pacific islands are jockeying for position along the international date line, in a struggle to be the first place on Earth where each calendar day begins and each New Year. ...
- 1, 1995, Kiribati had two main island groups on each side of the date line. ... To simplify business and government work and possibly to chase the new millennium, Kiribati "bent" the international date line to include its easternmost land mass, Caroline Island, which, not coincidentally, has been renamed Millennium Island. ...
- Can countries simply "spring forward or fall back" in time, and change where the international date line falls? "Yes," says Robert Kiste, director of the Center for Pacific Island Studies at the University of Hawai'i. ...
- So hypothetically, could Hawai'i enter the millennium race by stretching the international date line as far as the Polynesian Islands? "Yes! There's no international law or treaty that prohibits countries from changing their time zones," Paupe said. ...
4. Mayan Date Calculator
- www.halfmoon.org
- Mayan Date Calculator.
- This calculator will give a long count, calendar round, and night god for any date from1903 onwards. ...
- (This calculator uses the 584,285 correlation - if you prefer 584,283, subtract 2 days from your desired date). ...
- Enter Your Date.
5. Date and Time Formats
- www.w3.org
- Date and Time Formats.
- ISO 8601 describes a large number of date/time formats. ... This profile defines a few date/time formats, likely to satisfy most requirements. ...
- ISO 8601 describes a large number of date/time formats. ...
- Different standards may need different levels of granularity in the date and time, so this profile defines six levels. ...
- Year: YYYY (eg 1997) Year and month: YYYY-MM (eg 1997-07) Complete date: YYYY-MM-DD (eg 1997-07-16) Complete date plus hours and minutes: YYYY-MM-DDThh:mmTZD (eg 1997-07-16T19:20+01:00) Complete date plus hours, minutes and seconds: YYYY-MM-DDThh:mm:ssTZD (eg 1997-07-16T19:20:30+01:00) Complete date plus hours, minutes, seconds and a decimal fraction of a second YYYY-MM-DDThh:mm:ss. ...
- A time zone offset of "+hh:mm" indicates that the date/time uses a local time zone which is "hh" hours and "mm" minutes ahead of UTC. A time zone offset of "-hh:mm" indicates that the date/time uses a local time zone which is "hh" hours and "mm" minutes behind UTC. ...
- This document draws on Chris Newman's Internet Draft "Date and Time on the Internet" (draft-newman-datetime-01. ...
6. A Common Date-Time Standard for Amateur Radio - A Proposal
- www.qsl.net
- A Common Date-Time Standard for Amateur Radio - A Proposal.
- Calendar Date in the Gregorian Calendar 3 , and for .
- Date expressed as Ordinal Day of Year 3 , and for .
- That an unofficial variant to the ISO standard, that allows the month to be written as the common 3-letter English abbreviation be included within this proposal, when a Calendar Date is intended for human reading. ...
- That the UTC time scale be used whenever possible in Date and Time Representations. ...
- The ISO format completely avoids the American / British date format ambiguity. ...
- Certain date-related algorithms become trivial when using this style. ...
- Having only one date format allowed on computer program screens and printouts means that the program works the same for everyone everywhere in the world; only one program version is required for all markets. ...
- It removes the need for a whole load of 'Date Format' menu options, making programs smaller, and easier to write. ...
- Where only a 2-digit year is used within a computer program, there may be problems when year '99' (1999) rolls over to '00' (2000); in addition to the problem that a date like 31/06/96 may be 1896, 1996, or 2096! .
- Gregorian Calendar Date.
- Ordinal Day of Year ('Ordinal Date').
- Specify Dates and Times in UTC whenever possible, following the Date and/or Time by the letter 'Z'. ...
- For Zones other than UTC the Local Date and/or Local Time is followed by a Zone Designator, where East of Greenwich is Positive, and West of Greenwich is Negative. ...
- When combining Dates and Times, always put the Date BEFORE the Time. ...
- For the Full Format Calendar Date of '1996-05-25', the Truncated version of '96-05-25' says year 96 in any century, and the Reduced Precision '1996-05' form, just specifies the Date down to month level. ...
7. Info on ISO 8601, the date and time representation standard
- www.cs.tut.fi
- Info on ISO 8601, the date and time representation standard.
- This document gives a short description of ISO 8601, the date and time representation standard. ... Sample codes are given for printig date and time in ISO 8601 format in some programming languages. ...
- and the following format for combined date and time in international contexts:.
- There are different date and time formats in use in different parts of the world and in different contexts. ...
- A date designation such as 5/6/98 is ambiguous: which of the first two numbers is the month and which is the day? It is interpreted as the 5th of June, 1998, in most countries. ...
- Date designations that do not explicitly specify the century can cause serious problems in the 21st century. ...
- Does it mean 1st of February, 2003, or 2nd of January, 2003, or 2nd of March, 2001, or what? (In some notations, the year precedes the date. ...
- Although some of these problems could be rather easily solved by special solutions in special cases, it is evident that a uniform and universal date and time representation format is needed. ... For example, on a multilingual Web page, one would certainly like to have the "last updated" date expressed just once, in a language-neutral notation. ...
- In a large project by a large software vendor, the cost of code for handling a wide variety of date and time formats is relatively small (although perhaps absolutely large). ...
- specifies a relatively uniform notation for date and time. ...
- It restricted the recommended date and time formats to the format exemplified above. ...
- In addition, different programs use date and time formats differing from the one specified in RFC 822 and RFC 2822. To illustrate the diversity, let us take a look at the Proposed Standard RFC 2068; in the discussion of time and date formats, it says: HTTP applications have historically allowed three different formats for the representation of date/time stamps: Sun, 06 Nov 1994 08:49:37 GMT ; RFC 822, updated by RFC 1123 Sunday, 06-Nov-94 08:49:37 GMT ; RFC 850, obsoleted by RFC 1036 Sun Nov 6 08:49:37 1994 ; ANSI C's asctime() format .
- The second format is in common use, but is based on the obsolete RFC 850 date format and lacks a four-digit year. ...
8. Q1037 Are there any Y2K date issues with JavaScript?
- developer.irt.org
- Q1037 Are there any Y2K date issues with JavaScript?.
- org | Knowledge Base | JavaScript | Date | Q1037 previous next .
- Given a date object: .
- var today = new Date(); .
- the date may be returned as 99 for the year 1999 and 2000 for the year 2000. ...
- There is another possible Y2K issue with the document objects lastModified property, where using the general y2k() function to return a full ccyy date may not work. ... lastModified may return a two digit date - possibly even after 1999, when it might return 00 for 2000 and 01 for 2001. ...
- In which case you might want to try a combination of getFullYear() (where supported) and a check to see what side of an arbitary two digit year your date falls on: .
- <script language="JavaScript"><!-- function getCorrectedYear(year) { year = year - 0; if (year < 70) return (2000 + year); if (year < 1900) return (1900 + year); return year; } var lmDate = new Date(document. ...
- Several servers send a non-standard value back as flastmod, which can result in a date of 1/1/1970 (plus or minus timezones. ...
9. Gregorian-to-Erisian Date Converter
- jubal.westnet.com
- Gregorian-to-Erisian Date Converter.
- Neither the ddate program nor I care if you want to find the 31st day in February; it will pretend that there are 31 days in February, and return the appropriate date. ...
10. Dream Date Superlinks
- www.dreamdatesuperlinks.com
- Dream Date Superlinks 2000 .
- dream date dreamdate superlinks romance love dating date singles sex men women relationships directory marriage .
- Dream Date Superlinks Directory.
- Dream Date Superlinks Community.
- Dream Date Superlinks Featured Sites.
- Lingerie for your Dream Date .
11. International Standard Date and Time Notation
- www.cl.cam.ac.uk
- A Summary of the International Standard Date and Time Notation.
- International Standard ISO 8601 specifies numeric representations of date and time. ... In addition, these formats have several important advantages for computer usage compared to other traditional date and time notations. The time notation described here is already the de-facto standard in almost all countries and the date notation is becoming increasingly popular.
- Contents: Date, time of day, time zone, software hints.
- Date.
- The international standard date notation is.
- The date notation 2/4/5 has at least six reasonable interpretations (assuming that only the twentieth and twenty-first century are reasonable candidates in our life time).
- Advantages of the ISO 8601 standard date notation compared to other commonly used variants:.
- can not be confused with other popular date notations .
- strings containing a date followed by a time are also easily comparable and sortable (e. ...
- identical to the Chinese date notation, so the largest cultural group (>25%) on this planet is already familiar with it :-) .
- date notations with the order "year, month, day" are in addition already widely used e. ...
- like 1/1/0), it has been suggested that the year 2000 is an excellent opportunity to change to the standard date notation.
- It is not intended as a replacement for language-dependent worded date notations such as "24. ...
- In some applications, a date notation is preferred that uses only the year and the day of the year between 001 and 365 (366 in leap years). ...
12. The ISO Date Format
- home.freeuk.net
- Date and Time on the Internet.
- Newman Internet Draft: Date and Time on the Internet Innosoft .
- Date and time formats cause a lot of confusion and interoperability problems on the Internet. This document will address many of the problems encountered and make recommendations to improve consistancy and interoperability when representing and using date and time in Internet protocols. ...
- Controversial in last draft, but unchanged: * use of "T" as date/time separator. ...
- Email Date/Time Format The date/time format used by Internet Mail as defined by RFC 822 IMAIL and amended by RFC 1123 HOST-REQ . ...
- Internet Date/Time Format The date format defined in section 5 of this document. ...
- Therefore numeric offsets are now REQUIRED in Internet Mail Date/Time Format. ...
- This convention MAY also be used in the Email Date/Time Format. ...
- Date and Time formats .
- This section discusses desirable qualities of date and time formats and defines a profile of ISO 8601 for use in new Internet protocols. Email Date/Time Format lacks many of these characteristics and its use in new protocols is discouraged. ...
- If date and time components are ordered from least precise to most precise, then a useful property is achieved. ... all in UTC), then the date and time strings may be sorted as strings (e. ...
- For example, the date format "10/11/1996" is completely unsuitable for global interchange because it is interpreted differently in different countries. In addition, the date format in IMAIL has resulted in interoperability problems when people assumed any text string was permitted and translated the three letter abbreviations to other languages or substituted date formats which were easier to generate (e. ...
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