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→Online Birth and Death Date Calculators
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== Online Birth and Death Date Calculators == | ==Online Birth and Death Date Calculators== | ||
{| width="100%" cellspacing="1" cellpadding="1" border="1" | {| width="100%" cellspacing="1" cellpadding="1" border="1" | ||
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! bgcolor="#cccccc" scope="col" | Name | ! bgcolor="#cccccc" scope="col" |Name | ||
! bgcolor="#cccccc" scope="col" | Website | ! bgcolor="#cccccc" scope="col" |Website | ||
! bgcolor="#cccccc" scope="col" | Description | ! bgcolor="#cccccc" scope="col" |Description | ||
|- | |- | ||
|[ | |[http://freepages.rootsweb.com/~fgris/family/brown/agecalc.html Age Calculator] | ||
|Rootsweb | |||
| | |Has 4 various calculators to determine birth date and age including the '''**8870''' method | ||
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|[http:// | |[http://www.searchforancestors.com/utility/age.html Ancestor Search Age Calculator] | ||
| | |[http://www.searchforancestors.com/ searchforancestors.com] | ||
| | |Used when you want to determine the date of death from a birth date and exact age | ||
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| [http://www.searchforancestors.com/utility/ | |[http://www.searchforancestors.com/utility/birthday.html Tombstone Birthday Calculator] | ||
| [http://www.searchforancestors.com/ searchforancestors.com] | |[http://www.searchforancestors.com/ searchforancestors.com] | ||
| | |This calculator allows Julian calendar '''or''' Gregorian dates to help you calculate birth date when the tombstone only gives the date of death and the exact age. This calendar also allows for a 30 day month or '''**(8870)''' method | ||
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|[http://longislandgenealogy.com/birth.html Birth Date Calculator] | |||
|[http://longislandgenealogy.com longislandgenealogy.com] | |||
|Used to help you calculate birth date when the tombstone only gives the date of death and the exact age | |||
| [http://longislandgenealogy.com/birth.html Birth Date Calculator] | |||
| [http://longislandgenealogy.com longislandgenealogy.com] | |||
| Used to help you calculate birth date when the tombstone only gives the date of death and the exact age | |||
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*Church records | *Church records | ||
*Obituaries | *Obituaries | ||
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==Tips for Using Date Calculators == | ==Tips for Using Date Calculators== | ||
* Be aware that some of these Websites have other types of calculators with different functions, explanations and tips, with various kinds of information. So check out the rest of the page. (The following examples are what you might find for tips) | *Be aware that some of these Websites have other types of calculators with different functions, explanations and tips, with various kinds of information. So check out the rest of the page. (The following examples are what you might find for tips) | ||
* Some calculators may require you to put a 0 in a box instead of leaving a box blank, also using a 0 in front of a single digit month may or may not be required. | *Some calculators may require you to put a 0 in a box instead of leaving a box blank, also using a 0 in front of a single digit month may or may not be required. | ||
* Due to possible errors or different methodology used in Calculated dates from original calculations. (found on the tombstone, obituary or death certificates) , please make a note in your records that the date was calculated.. | *Due to possible errors or different methodology used in Calculated dates from original calculations. (found on the tombstone, obituary or death certificates) , please make a note in your records that the date was calculated.. | ||
* The calculator could also be used to calculate birth year from census data or birth date from wedding date and age. | *The calculator could also be used to calculate birth year from census data or birth date from wedding date and age. | ||
* When calculating Dates using the Julian or Gregorian Calendar you can't use the two together. | *When calculating Dates using the Julian or Gregorian Calendar you can't use the two together. | ||
* There is what is called a 30-day-month/or '''**8870''' method which assumes that all months have 30 days, many of the headstones and obituary ages at death appear to have been computed using this method. It's an approximation which agrees with the exact calendar month method about 2/3 of the time.) <ref>[http://www.searchforancestors.com/utility/birthday.html | *There is what is called a 30-day-month/or '''**8870''' method which assumes that all months have 30 days, many of the headstones and obituary ages at death appear to have been computed using this method. It's an approximation which agrees with the exact calendar month method about 2/3 of the time.) <ref>[http://www.searchforancestors.com/utility/birthday.html Ancestor search]</ref> | ||
* Because of the change from the Julian to the Gregorian Calendar, the calculator may not work for anyone born between Sept. 2, 1752 and Sept. 14, 1752 or when days were lost at the calendar changeover.<ref>[http://www.searchforancestors.com/utility/birthday.html | *Because of the change from the Julian to the Gregorian Calendar, the calculator may not work for anyone born between Sept. 2, 1752 and Sept. 14, 1752 or when days were lost at the calendar changeover.<ref>[http://www.searchforancestors.com/utility/birthday.html Ancestor search]</ref> | ||
* Be aware the calendar was changed from Julian to Gregorian in which ever country for which you are performing the calculation. See the [http://www.searchforancestors.com/utility/gregorian.html | *Be aware the calendar was changed from Julian to Gregorian in which ever country for which you are performing the calculation. See the [http://www.searchforancestors.com/utility/gregorian.html change from Julian to Gregorian calendar Dates] by country.<ref>[http://www.searchforancestors.com/utility/birthday.html Ancestor search]</ref> | ||
== How to calculate by hand - Estimated date == | ==How to calculate by hand - Estimated date== | ||
There is what is called a 30-day-month/or '''**8870''' method which assumes that all months have 30 days, many of the headstones and obituary ages at death appear to have been computed using this method. ''It's an approximation which agrees with the exact calendar month method about 2/3 of the time.''<br> | There is what is called a 30-day-month/or '''**8870''' method which assumes that all months have 30 days, many of the headstones and obituary ages at death appear to have been computed using this method. ''It's an approximation which agrees with the exact calendar month method about 2/3 of the time.''<br> | ||
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==References== | ==References== | ||
<references/> | <references /> | ||
[[Category:Research analysis and instruction]] | [[Category:Research analysis and instruction]] | ||