Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. -
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The machine reads it as
- e
- Former Semicirele of the midele Anomaly, and
- added in the latrer to the HoonS Place thuS
- phrice equated, will produce the Place ot rhe
- Doon a tourth eime equated.
- The greatest Variation of che Noon (viz. that
- erhich happens wvhen ihc Moon is in an Octane
- wichche Sun) is neariy, reciprocally as the Cube
- of the Distance of che sun fromche Farrh. J. et
- Fhac DC taken 37 min. 25 seconds, When the Sun
- is in Perisao, and 33 min. 40 seconds, When he
- is in Aposaeo: And let the Disterences ot chis
- Variation in che Octants Demade reciprocallr a5
- the Cubes of the Distances ot the dun trom the
- Farth; and (0 let a Table De made of the afore.
- Caid Variation ol the Moon in her OctanES (OF ItS
- Logarichms) io evers Tench, Sixch, Ox Fisit
- Degree oF the mean Anomaly: And FOr thCV:
- tiation out of the Octanes, matie, 25 Radius e0
- the sine ot che double Distance ot che MOOn
- trom che next Sy2y8Y, or Ouadrature: : (0 let
- the atore found Variacion in the Octane be 10
- the Variation congruous t0 any ocher aspect.
- and this added co the Mcons Place betere tound
- in che sirst and chird Onadrane (accouneins From
- theSun) or subducted trom ic in the second and
- courch, wilt sire the Moens Place equored a
- Filth rime.
- ASaI, ad LCdesuo We Sine oF the sum ot
- oF the Distances of the Moon trom thecun, and
- ot her Aposce trom the Cuns Aposce (or the
- Sinc oE che Excels ot chac Sum abore 360 des.)
- : (0 is 2 min. 10 scconds, t0 a sixth Rquarion
- os theMoonsPlace, wrhich must be subiracted
- it che atorelaid sum or Fxcels De lels chan a SC.
- micirele, but added, it it De greater. L. et ic bc
- made alto, a5 Radius 10 Ihe dinc oF the MoOn
- Distance From the Sun .. (0 2 de3. 20 sCCantsto
- a seventh Equation: Wtrich, wrtien the Moons
- Fighe is encreatine, add; Duc when decreasins
- Tubrract; and che Moons Place ill be equared
- a feremch time, and this is her Place in ber pro-
- per Orbit.
- Nochere, the Fi guation chus preouced by che
- mean Mascr 2 deorees 20 Seconds, is nor al-
- vars of che lame Magnitude, bur is encrealed
- and dimine accordies to the Position ot the
- Lunar Aposee. For if che Moons Aposce be
- ir Consumcn wich the suns, the atorelaid f.
- Nance ot che Moon Lcl the Suli, 1bt AC de.
- vench Equation.
- OE the MoonSalcendins NOdC, equalca ad L
- bore; the Remainder Mall BC the Annual AF-
- sumene ot rhe Node, Wrhence is lecond L. qua
- rion may be computea allet ise sellomins man-
- net in che precedine Figure:
- Riehe Line conjoinins the Larth and SuHI. Let
- alsoche Linc T AC B, be dramn cothe Place ot
- the ACcending Node et the Moon, 25 2bOVC c.
- quated; and lec SF A bC the Annual Arsumene
- oEche Node. Pake l’A From a Scale, ana let
- it De t0 AB :: 25 56FO 3, OF aS FY Z FOF. Lhen
- bisseet B A in C, and on C as a Centre, with
- the Distance C A, describe a Circle a5 AF B,
- and make the Angle BCF, equal eo double chC
- Annual Argument of the Node betore found:
- 50 Mallche Ansle BIF, beche lecond lquation
- OE che Ascendins Node: Which must be added
- Wtren the Nodc is passing From rhe Ouadrature
- t0 a 5727 8Y wich the Sun, and subducced when
- che Dode mores Trom a Sy2y oy coards a OH2-
- drature. By Which means the true Place oF che
- Node oF the Lunar Orbir will De sained:
- Wrhence From Pables made atter che common
- ar, the Moons Laricude, and the Reduction os
- quation is about 54 seconds greater: But when ber Orbit ro the Fcliptick, may be compured,
- the ApSCeSare in opposition, tis abour as much
- lets; alet l states Bermeen its greatest Ouan-
- suxpolins the Inclination of the MoonS OrbiE 1O
- the Feliprick, r0 bc 4 deg. 59 min. 35 seconds.
- ricy 3 minures 14 seconds, and its lcast s minure when che Nodes are in Ouadrature wich che
- 26 lCouo. Lee chisis wrtien the Lunar Apogce
- is in Conpuco es Opposition wich the Suns:
- But M ihc Snadratures, the aforclaid Equation
- iS EO _L LeHCM d abOuE 50 SecondS, Or One inure,
- ertien che Aposces ot che sun and Moon are in
- Corsuncton; bur it thes dre in Opposition, For
- Waco a custicient number ot Obterrations,
- canser derermine whethes ic is to be lessen d Or
- incicase. Laa Even aSIO FhC AFSUIENE OF DC-
- Sum; and 5 des. 17 min. 20 seconds, when chey
- are in che 572Y8Y5.
- And Erom che Lonsitude and Laritude chus
- Found, and che siren Obliquier ot the Ccliptick
- 23 desrees 29 minures, 10 che RigHE AscenSiOn
- and Declinarion ot the Moon will be Found.
- The Hlorizontal Parallax ol the Noon, wher
- Be is in the Sy2YeYs at a mean diltance trom inC
- Farth, I mate to be 57 min. 30 seconds, and Her
- FTorary Morion 33 min. 32 Seconds, 32 Thirds;
- and her apparent Diamerer 3Y min. 30 seconds.
- Bur in her Ouadratures ac a mean Diltance From
- the Faxth, Lmakie the Hlorizontal Parallax Ol
- che Moon to bC 59 min. 40 lcconds, HeF LLOFdI
- appateE Diameter 31 min. 3 Seconds. ThC
- callax; phey will become more accurate. And l’attasee, haist det Cellle dittane trom che C’en-
- uis sas renelts be done, is Pables ave tint
- made ro cach Minure oFche Caid Parallax, and to
- every sixth or Atch Derrec ot che Argumene ot
- thC SXEA EquaLION IOL IHC SIXIII as OL CHICSL
- From the Suns Place cate che mean Morion
- Pet T, as belore, reptelent the L arth; TS 2
- cremem ot the lquation, 2 lutuues 20 leconds
- aborc mentioned, Ldare determine nochins cer
- Calmus For che lame Kcalon, orL. ulC Wanc ot Ob-
- serrarion accurately made
- IEche sixch and serench Equarions are aus-
- menced or diminied in a reciprocal Ratio oF Morion 32 min. 12 Scconds, 2 chirds, and her
- chie Distance ot che Moon trom the Farrt, 1. c.
- in a direct Rario oF che MoonS Horizoncal Pa Moon in an Octane 1o che Sun, and ac a mean
Cite
Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. - . Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/806933011:0541?run=74