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# Title: [Physica, Id Est, Scientia Rerum Corporearum, In Decem Tractatus Distributa] Physica, Id Est, Scientia Rervm Corporearvm, In Decem Tractatvs Distribvta (shelfmarks Leibn. Marg. 7:3-4; ZEN Leibn. Marg. 7:3-4)
# Folio 307, page id 779786009:0345
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LTB. TI. DB STELLIS.
cetracti recipIUNEUE;ISICHE Cx VErO-
que capire racio huius phaenomeni
ducenda eAt.
24. Flinc Comeex capue Temper
medium est incer Colem de caudam,
eAtque praedicta cauda Coli Temper
aduerla; rnde quoque cnincieur,
illam Formari a radiis Colaribus,
in Superhcie Cometae retractis;
Elinc aliguando illustris linea Pea-
dictam cauda dicimic; elt enim qua-
si axis peatari conidioperici, in quo
Ccilicet, cum infinici fere radii de
culsencur illustrem lucislincam de-
vingune: est aurem illa cauda ex
parce diaphana, cum per mediam
illam astra videri possine: hinc de-
mum rejicies aliorum Cencencias;
rix enim dici pocest, quor hgmen-
tis, Ceu pigmencis caudam iltam au-
thores varii depinxerune; illorum
Dealerrim, qui dixerune, caudam
Cometae esse Aamnam recroproie-
ctam, (en relictaM a IMOCU COMCEX;
Sed profecto Scire debuerane, cau.
dam nonnunquam in eam parcem
porrisi, in quam Gomeres moue-
tur; d vero cum cauda illa SIc Pem-
per Coli aduerla, nullum prortus
dubium relinquie, quin a Colaribus
radiis in corpore Comera retractis
FOPMCTUL.
25. Cauda illa nonnunquam
incuruatur ad instar acinacis Tur-
cici; neque lane est vilus Fallacia;
alioquin omnis Cometa cauda, in
eodem Ccilicet SICu, InCHEHAFCTUE,
quod camen manitellis expecimen.
tis repugnar; itaque huins etectus
eacio petenda est, cum ab inae quam
licace Aamma, vel illius maceria,
in qua circa Cometam radii (0la-
res refringuntur, cum a sivcelo (-
cu iphius fumi, qui cum ex Come-
proinde CUEHRM, CCFEE NON IEUIM
CA, S conus proiectus inCUEHCTUI;
Ced dehis in Oprica; nunc enim
Caris mihi est, modo constet, hoc
phaenomenum a refractione radio-
rum Colarium esse, de peaedictam in-
curuationem, a singulari refractio-
nis e proiectionis modo.
26. Hinc pro diverlo Tolis de
Cometa aspectu, diverta est caudx
racio, ac proinde modo longior
est, modo brevior, modo nulla; lon-
sior quidem, quando Col à Come-
ca non procul abest; nulla vero
cum rnus alceri opponicur; breuior
denique cum accedic ad oppolicio-
nem; nempe in oppolitione, caude
versus calum proiicieur, ac proin-
de ab iplo capire Cometa obregi-
tur, 2c proinde nulla eunc appa-
rec cauda; Ouares, verum aliguan-
do illa cauda ad TerraS vnquar
perringar; Respondeo nunquam
2d cerram percingere, ex quod nar-
racur de quodam dumine a cauda
Comeix exhrausto, mera Fabula est.
27. Non raro Comerxe line cau-
da ee barba esse videneur; cacio
est; quia cunc, vel nulla allambens
est Ramma, vel lane calis est, ve
in ea Colares radii minime rescingi
queane; vel quia Fumus auolans
rarior est, quam ve radios retractos
Sictere, vel Sustinere possic; in hoc,
meo iudicio nulla est disticultas;
quare vlera non haeteo: Ouares
cuius coloris sic illa conda: R eF-
Dondeo elle lucidam, Subpallidam;
cumdem Fere colorem in via la-
dea vides, iremque in rirgis, quas
Colis radii per medias nubes craie.
ci depingune.
28. Quares, verum Comerxe cale-
facione; Resp. reuera caletacere, cum
Ia auOlET pEF linEaM MIKCAM, ac HnE CoIpOIa accCMla; VIX LAIMEN
2
calOrem