Blancanus, Josephus, Sphaera mvndi, sev cosmographia demonstratiua , ac facile methodo tradita : in qua totius Mundi fabrica, vna cum nouis, Tychonis, Kepleri, Galilaei, aliorumq' ; Astronomorum adinuentis continentur ; Accessere I. Breuis introductio ad geographiam. II. Apparatus ad mathematicarum studium. III. Echometria, idest Geometrica tractatio de Echo. IV. Nouum instrumentum ad Horologia

Table of Notes

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2667DE HOROLOGIIS.
TABELLÆ.
11
### Declinationes paralello- \\ rũ per initia ſignorũ, nec \\ non per gr. 15. ♍, & ♎. # ## Tẽpora ſemi- \\ diurna eorun- \\ dem paralel- \\ lorum. # ## Meridies eo- \\ rundem. # ## Interualla inter \\ h. 18. Ital. & me- \\ ridianam in ijſ- \\ dem paralellis. # ## Eadẽ interual- \\ la conuerſa in \\ arcus.
# ## Declinationes
Sig. # Gr. # M. # Horę # Min. # Horę # Min. # Horæ # Min. # Gr. # Min.
♋ # 23 # 30 # 7 # 51 # 16 # 19 # 1 # 41 # 25 # 15
♌ # 20 # 12 # 7 # 25 # 16 # 35 # 1 # 25 # 21 # 15
♏ # 11 # 30 # 6 # 46 # 17 # 14 # 0 # 46 # 11 # 30
15 ♍ # 5 # 56 # 6 # 23 # 17 # 37 # 0 # 23 # 5 # 45
♎ # 0 # 0 # 6 # 0 # 18 # 0 # 0 # 0 # 0 # 0
15 ♎ # 5 # 56 # 5 # 37 # 18 # 23 # 0 # 23 # 5 # 45
♒ # 11 # 30 # 5 # 14 # 18 # 46 # 0 # 46 # 11 # 30
♂ # 20 # 12 # 4 # 35 # 19 # 25 # 1 # 25 # 21 # 15
☊ # 23 # 30 # 4 # 19 # 19 # 41 # 1 # 41 # 25 # 15
### Declinationes arcuum \\ diurnorũ horar. integra \\ rum ad altit. poli 44 {1/2}. # ## Tempora ſe- \\ midiurna eo- \\ rundem ar- \\ cuum d. # ## Meridies eo- \\ rundem ar- \\ cuum. # ## Interualla inter \\ hor. 18. Itali- \\ cam, & meri- \\ dianam in ijſ- \\ dem arcubus d. # ## Eadem inter- \\ ualla conuer- \\ ſa in arcus.
Arcus diur- \\ ni horarum # ## Declina- \\ tiones.
# Gr. # M. # Horę # Min. # Horę # Min. # Horę # Min. # Gr. # Min.
15 # 21 # 17 # 7 # 30 # 16 # 30 # 1 # 30 # 22 # 30
14 # 14 # 45 # 7 # 0 # 17 # 0 # 1 # 0 # 15 # 0
13 # 7 # 34 # 6 # 30 # 17 # 30 # 0 # 30 # 7 # 30
12 # 0 # 0 # 6 # 0 # 18 # 0 # 0 # 0 # 0 # 0
11 # 7 # 34 # 5 # 30 # 18 # 30 # 0 # 30 # 7 # 30
10 # 14 # 45 # 5 # 0 # 19 # 0 # 1 # 0 # 15 # 0
9 # 21 # 17 # 4 # 30 # 19 # 30 # 1 # 30 # 22 # 30
### Prima columna. # ## Secũda colũna # ## Tertia colũna. # ## Quarta colũna. # ## Quarta colũna
De Horario plano, & particulari.
9 EX quinta columna interuallorum deſcribatur figura (quam propterea figura interuallorũ ap-
22Octau@
figura
diſtanti@
rum.
pello) hoc modo.
Accepto ſemidiametro A B, æquali ſemidiametro E A, Radiarij deſcriba
tur arcus I B K, &
arcus B I, B K, vterque ſit interuallũ maximum, quod eſt gr. 25. 15. quæ ſunt duæ
diſtantiæ hor.
18. Italica à meridiana. Deinde ducta recta T B V, normali ſemidiametro A B, ſeu tan-
gente arcum in puncto B, ducantur duæ rectæ A I T, A K V, occurrentes tangenti in punctis T V, &

producta A B, in directum, ita vt B D, ſit æqualis tangenti H A I, Radiarij;
ſitq; ſicuti eſt illa diuiſa
in punctis H K M A N P I.
ita hæc in totidem partes illis æquales, & medio puncto apponatur C,
33Horari-
um, im-
plex, pla-
num, &
partic@
lare.
atq;
hæc linea erit 12. Aſtronomica. Deinde ex centro C, deſcribatur arcus X Y, in quo eius portio
X Y, contineat tot grad.
quot conſtat altitudo poli eius loci, pro quo particulare Inſtrumentum nunc
eſt fabricandum, v.
g. quia Parmæ cuius altitudo poli eſt gr. 44 {1/2}. conſtruimus Inſtrumentum, faciam
arcum X Y, gr.
44 {1/2}. Vtile erit ex altera parte verſus B F, delcribere pariter ex C, alterũ arcum Z, ♎,
æqualem prædicto, ſic enim melius operabimur.
lam per puncta Y C Z, quæ debent eſſe in directum
poſita, ducatur recta Y C Z, quæ erit 18.
Italica, ſimiliter ad eoſdem angulos cum meridiana ducatur
G C H, quæ erit 6.
Babylonica. Ratio eſt, quia, vt probatur in Gnomon. hora 18. Italica, 6. Babylo-
nica, &
12. Aſtronomica ſe mutuo bifariam ſecant in codem puncto æquatoris, quod in Horario eſt
eſt C, &
præterea tangunt circulum maximum ſemper apparentium in punctis per quadrantem re-
motis.
a puncto vbi 12. Aſtronomica eundem ſecat; qui circulus cum tangat Horizontem, & polus
eius ſit etiam polus mundi, neceſſario eius peripheria diſtat à polo mundi tantum, quanta eſt altitu-
do poli;
quare hora Italica, & Babylonica facient cum Aſtronomica angulos æquales altitudini poli.

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