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DOC: Update timestamp limitations #52204

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Mar 28, 2023
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DOC: Update timestamp limitations #52204

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DOC: Update timestamp limitations
phofl Mar 25, 2023
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phofl Mar 27, 2023
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6 changes: 5 additions & 1 deletion doc/source/user_guide/timeseries.rst
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Expand Up @@ -507,14 +507,18 @@ used if a custom frequency string is passed.
Timestamp limitations
---------------------

Since pandas represents timestamps in nanosecond resolution, the time span that
The limits of timestamp representation depend on the chosen resolution. For
nanosecond resolution, the time span that
can be represented using a 64-bit integer is limited to approximately 584 years:

.. ipython:: python
pd.Timestamp.min
pd.Timestamp.max
When choosing second-resolution, the available range grows to ``+/- 2.9e11 years``.
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should we add a sentence about converting between these with as_unit?

Different resolutions can be converted to each other through ``as_unit``.

.. seealso::

:ref:`timeseries.oob`
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