Huygens, Christiaan, Christiani Hugenii opera varia; Bd. 1: Opera mechanica

Table of contents

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            <s xml:id="echoid-s4564" xml:space="preserve">
              <pb o="206" file="0284" n="311" rhead="CHRIST. HUGENII INSTITUTIO"/>
            (pone 1. </s>
            <s xml:id="echoid-s4565" xml:space="preserve">Junii,) obſervetur mane ſol medius
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              h. # m. # ſ.
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              2. # 30. # 37.
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              </note>
            ſupra horizontem quando horologium indicat
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            Et Veſperi iterum medius Sol infra horizon-
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            tem, cum idem horologium indicat</s>
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          3. # 9. # 7.
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          </note>
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            <s xml:id="echoid-s4566" xml:space="preserve">Ad inveniendashoras interea elapſas, ſub-
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            trahe horam ortus</s>
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          2. # 30. # 37.
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          ex 12. # 0. # 0.
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          9. # 29. # 23.
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          3. # 9. # 7.
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          12. # 38. # 30.
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          6. # 19. # 15.
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          2. # 30. # 37.
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          </note>
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            <s xml:id="echoid-s4567" xml:space="preserve">Reliquum eſt</s>
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          <p>
            <s xml:id="echoid-s4568" xml:space="preserve">Huic adde horam occaſus</s>
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          <p>
            <s xml:id="echoid-s4569" xml:space="preserve">Prodeunt horæ interea elapſæ</s>
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          <p>
            <s xml:id="echoid-s4570" xml:space="preserve">Quarum dimidio</s>
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          <p>
            <s xml:id="echoid-s4571" xml:space="preserve">Addito ad horam ortus</s>
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          <p>
            <s xml:id="echoid-s4572" xml:space="preserve">Habebis horam Horologii A, quum Sol erat
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            in Meridiano</s>
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          8. # 49. # 52.
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          </note>
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            <s xml:id="echoid-s4573" xml:space="preserve">Eodem modo quæratur hora horologii B,
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            cum Sol erat in Meridiano, quæ ſit</s>
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          8. # 38. # 5.
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          </note>
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            <s xml:id="echoid-s4574" xml:space="preserve">Sed hoc horologium ſingulis diebus 7. </s>
            <s xml:id="echoid-s4575" xml:space="preserve">ſe-
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            cundis tardius motum retardatur ſpatio 101.
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            </s>
            <s xml:id="echoid-s4576" xml:space="preserve">dierum a 2. </s>
            <s xml:id="echoid-s4577" xml:space="preserve">Martii ad 1. </s>
            <s xml:id="echoid-s4578" xml:space="preserve">Junii</s>
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          0. # 11. # 47.
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          </note>
          <p>
            <s xml:id="echoid-s4579" xml:space="preserve">Quæ propterea ad inventam horam addita,
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            datur</s>
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          8. # 49. # 52.
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          </note>
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            <s xml:id="echoid-s4580" xml:space="preserve">Id eſt, eadem hora, quæ per horologium
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            A. </s>
            <s xml:id="echoid-s4581" xml:space="preserve">inventa eſt; </s>
            <s xml:id="echoid-s4582" xml:space="preserve">ad quam nunc addita æqua-
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            tione 1. </s>
            <s xml:id="echoid-s4583" xml:space="preserve">Junii</s>
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          0. # 18. # 10.
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          9. # 8. # 2.
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          </note>
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            <s xml:id="echoid-s4584" xml:space="preserve">Prodit</s>
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            <s xml:id="echoid-s4585" xml:space="preserve">Hæc eſt diei hora loci in quo horologia ad-
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            aptata ſunt, quæ cum coincidit cum meridie
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            loci obſervationis;</s>
            <s xml:id="echoid-s4586" xml:space="preserve"/>
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            <s xml:id="echoid-s4587" xml:space="preserve">Differentia eſt</s>
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          2. # 51. # 58.
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          </note>
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            <s xml:id="echoid-s4588" xml:space="preserve">Quare hic ultimus Meridianus tanto orienta-
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            lior eſt; </s>
            <s xml:id="echoid-s4589" xml:space="preserve">quibus horis reductis ad gradus,
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              gr. # min. # ſec.
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              42. # 59. # 30.
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            uti ſupra docuimus prodeunt</s>
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          <p>
            <s xml:id="echoid-s4590" xml:space="preserve">Patet te hoc modo invenire longitudinem loci, in
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            quo meridie vel Sole exiſtente in Meridiano fuiſti; </s>
            <s xml:id="echoid-s4591" xml:space="preserve">quæ
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            differt a longitudine loci, in quo obſervas Solis </s>
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