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卷一·第二十三章 论受孕

怀胎日数有短、中、长三限,看本命月亮离上升或下降多远,每座加减二日半;附尼禄、哈德良、图拉真三例,倒推受孕之日。

XXIII. On Conception.

These things being so, we must also speak about conception, leaving aside complication and setting envy aside. There are three limits, the least, the middle, and the greatest, and the excess of each is 15 degrees; if we add these to or subtract them from each limit, the other will be found. The least is of 258 days, which will be shown when the Moon is past the setting degree, that is, in the place that follows the setting; the middle, of 273, which is evident when the Moon is in the Ascendant; and the greatest, of 288, which is evident when the Moon is in the setting place. For if we measure the 15 degrees of excess over the hemisphere, that is, from the Ascendant to the setting, we find 2½ degrees falling to each sign. Let Cancer, then, mark the Ascendant, and Capricorn be setting: if the Moon is found above the angle of the setting, the conception will be of 258 days; if in Aquarius, 260½; if in Pisces, 263; if in Aries, 265½; if in Taurus, 268; if in Gemini, 270½; if in Cancer in the Ascendant, 273; if in Leo, 275½; if in Virgo, 278; if in Libra, 280½; if in Scorpio, 283; if in Sagittarius, 285½; if in Capricorn, 288.

红像陶瓶画:妇人抱着新生儿,星占家在旁仰望月亮
有三个限
翻译点开

XXIII. On Conception.

第二十三章 论受孕

These things being so, we must also speak about conception, leaving aside complication and setting envy aside. There are three limits, the least, the middle, and the greatest, and the excess of each is 15 degrees; if we add these to or subtract them from each limit, the other will be found. The least is of 258 days, which will be shown when the Moon is past the setting degree, that is, in the place that follows the setting; the middle, of 273, which is evident when the Moon is in the Ascendant; and the greatest, of 288, which is evident when the Moon is in the setting place. For if we measure the 15 degrees of excess over the hemisphere, that is, from the Ascendant to the setting, we find 2½ degrees falling to each sign. Let Cancer, then, mark the Ascendant, and Capricorn be setting: if the Moon is found above the angle of the setting, the conception will be of 258 days; if in Aquarius, 260½; if in Pisces, 263; if in Aries, 265½; if in Taurus, 268; if in Gemini, 270½; if in Cancer in the Ascendant, 273; if in Leo, 275½; if in Virgo, 278; if in Libra, 280½; if in Scorpio, 283; if in Sagittarius, 285½; if in Capricorn, 288.

这些既已如此,我们也必须谈受孕,撇开繁复,也撇开吝惜。有三个限,最短、中等与最长,每一个的超出是十五度;如果我们把这些加到或减去每一个限,就会找到另一个。最短的是二百五十八日,这在月亮过了下降的那一度、也就是在下降之后的位置时显示;中等的是二百七十三日,在月亮在上升点时显明;最长的是二百八十八日,在月亮在下降之位时显明。因为如果我们把十五度的超出按半球,也就是从上升点到下降点来量,就发现每个星座分到二度半。那么设巨蟹标示上升点,摩羯在下降:如果月亮被发现在下降之角的上方,受孕就是二百五十八日;如果在水瓶,二百六十又二分之一;在双鱼,二百六十三;在白羊,二百六十五又二分之一;在金牛,二百六十八;在双子,二百七十又二分之一;在巨蟹即上升点,二百七十三;在狮子,二百七十五又二分之一;在处女,二百七十八;在天秤,二百八十又二分之一;在天蝎,二百八十三;在射手,二百八十五又二分之一;在摩羯,二百八十八。

大意与图解点开

🔎 大意:怀胎最短二百五十八日、中等二百七十三日、最长二百八十八日:月亮刚过下降为最短,在上升为中等,在下降为最长。

📖 术语

术语英文原词意思
受孕conception怀胎之始
限limit怀胎日数的界限
下降之后的位置place that follows the setting下降点后的一位
半球hemisphere地平上或下的半圈
超出excess两限相差之数

🧭 图解与讲解

第二十三章讲受孕(conception):从出生之日往回推,算出母亲是在哪一天受孕的。作者先定三个「限」:最短二百五十八日,中等二百七十三日,最长二百八十八日,彼此相差十五日(表二)。哪一个限,看本命的月亮在哪里:月亮刚过下降点、在下降之后的位置,是最短;在上升点,是中等;在下降点,是最长。

〔图〕原书示意:上升巨蟹、下降摩羯时,月亮在各座对应的怀胎日数

每个限相差十五日;原文说「十五度」,指的是日数
月亮的位置怀胎日数说明
刚过下降点(下降之后的位置)258(最短之限)地上半球的起点
在上升点273(中等之限)地上半球走完,加十五日
在下降点288(最长之限)地下半球走完,再加十五日
每过一座± 2½半球六座分十五日

为什么每座差二日半:从下降到上升的地上半球有六个星座,从上升到下降的地下半球也有六座,十五日分给六座,每座二日半(图一)。原文用上升巨蟹、下降摩羯为例:月亮在水瓶,二百六十又二分之一日;到双子,二百七十又二分之一;到巨蟹即上升点,二百七十三;再经地下的狮子、处女……到摩羯,二百八十八。

这套说法的背后是一条规则:受孕时月亮所在的度数,就是出生时上升的度数(第四行的例子末尾验证了这一点);出生时月亮所在,又与受孕时的上升相应(本章末行)。怀胎日数随月亮离上升的远近而伸缩,正是把这两个时刻扣在一起。作者开头说要「撇开繁复,也撇开吝惜」,意思是不故弄玄虚、也不藏私。

Let there be as an example year 8 of Nero, Mesori 6 going into the 7th, the 11th hour; the Moon in Libra, the Ascendant in Cancer. Since, then, the Moon was found on the angle, the nativity was delivered after 280 days and 12 hours. These, then, must be subtracted from the 365¼ days of the year: there remain 84 days and 12 hours [sic]. If, then, we add the 84 to Mesori 6, it will be Phaophi 27 [sic], 23 hours, which will be the day of conception. And again, if we take from the 27th of Phaophi to Mesori 6, there will be 280. We shall also show it by many methods, which nevertheless lead to one straight road. When a nativity has been set out, let us learn after how many days it was delivered. If the Moon is found in the hemisphere above the earth, reckon the degrees from the setting degree to the Moon's degree, take 2½ days for each thirty, and add these to the least limit, the 258, and you will find the conception to be of that many days; counting these back from the day of birth, you will find the day of conception at the day where the count ends. If you wish to do it otherwise, reckon from the Moon's degree to the degree marking the Ascendant, 2½ days for each thirty, and subtract these from the middle limit, the 273; and the conception will be of that many days. Likewise, if the Moon is found in the hemisphere below the earth, reckon from the degree marking the Ascendant to the Moon's degree, cast out 2½ days for each thirty, sum them, and add them to the middle limit, the 273; and the conception will be of that many days. And taking from the Moon's degree to the setting degree and learning how many days are collected, subtract from the 288, according to the quantity of thirties cast out, 2½ days for each; and the conception will be of that many days.

翻译点开

Let there be as an example year 8 of Nero, Mesori 6 going into the 7th, the 11th hour; the Moon in Libra, the Ascendant in Cancer. Since, then, the Moon was found on the angle, the nativity was delivered after 280 days and 12 hours. These, then, must be subtracted from the 365¼ days of the year: there remain 84 days and 12 hours [sic]. If, then, we add the 84 to Mesori 6, it will be Phaophi 27 [sic], 23 hours, which will be the day of conception. And again, if we take from the 27th of Phaophi to Mesori 6, there will be 280. We shall also show it by many methods, which nevertheless lead to one straight road. When a nativity has been set out, let us learn after how many days it was delivered. If the Moon is found in the hemisphere above the earth, reckon the degrees from the setting degree to the Moon's degree, take 2½ days for each thirty, and add these to the least limit, the 258, and you will find the conception to be of that many days; counting these back from the day of birth, you will find the day of conception at the day where the count ends. If you wish to do it otherwise, reckon from the Moon's degree to the degree marking the Ascendant, 2½ days for each thirty, and subtract these from the middle limit, the 273; and the conception will be of that many days. Likewise, if the Moon is found in the hemisphere below the earth, reckon from the degree marking the Ascendant to the Moon's degree, cast out 2½ days for each thirty, sum them, and add them to the middle limit, the 273; and the conception will be of that many days. And taking from the Moon's degree to the setting degree and learning how many days are collected, subtract from the 288, according to the quantity of thirties cast out, 2½ days for each; and the conception will be of that many days.

设举一例:尼禄第八年,梅索里月六日进入七日,第十一小时;月亮在天秤,上升点在巨蟹。既然月亮被发现在角上,本命就是在二百八十日又十二小时后分娩的。那么这些必须从一年的三百六十五又四分之一日中减去:余八十四日又十二小时〔原书如此〕。那么,如果我们把八十四加到梅索里月六日上,就是法奥菲月二十七日〔原书如此〕第二十三小时,这就是受孕之日。又,如果我们从法奥菲月二十七日取到梅索里月六日,就有二百八十。我们也会用许多方法来说明它,不过它们都通向同一条笔直的路。一张本命列出后,我们来得知它是在多少日后分娩的。如果月亮被发现在地上的半球,就计算从下降的那一度到月亮那一度的度数,每三十取二又二分之一日,把这些加到最短的限二百五十八上,你就会发现受孕是这么多日;把这些从出生之日往回数,你就会在数止的那一日找到受孕之日。如果你想用别的办法,就从月亮那一度算到标示上升点的那一度,每三十取二又二分之一日,从中等的限二百七十三中减去这些;受孕就是这么多日。同样,如果月亮被发现在地下的半球,就从标示上升点的那一度算到月亮那一度,每三十去掉二又二分之一日,加起来,加到中等的限二百七十三上;受孕就是这么多日。再从月亮那一度取到下降的那一度,得知积得多少日,就按去掉的三十的个数,每个二又二分之一日,从二百八十八中减去;受孕就是这么多日。

大意与图解点开

🔎 大意:尼禄八年例:月亮在天底,怀胎二百八十日半,以一年之数减去后加到生日上,得受孕之日;又列地上、地下半球各两种算法。

📖 术语

术语英文原词意思
分娩delivered生下孩子
角angle四角之一,此为天底
地上的半球hemisphere above the earth地平以上半圈
标示上升点marking the Ascendant上升的那一度
往回数count back从生日倒数

🧭 图解与讲解

第一个例子是尼禄第八年(约公元六十二年)梅索里月六日进入七日的第十一小时。上升巨蟹,月亮在天秤,正在地下的角上,即天底,照上一单元的表是二百八十又二分之一日(表一)。用一年三百六十五又四分之一日减去它,余八十四日多;把这个数加到生日上,得到的是下一年的某一日,同一日期往前推一年,便是受孕之日。这是古人用年历倒推的巧法。

「加」八十四日得到的是下一年的日期,往前推一年就是受孕之日;按日数应约在法奥菲月二十五日
步骤尼禄八年梅索里月六日(第三行算例)数值
一上升巨蟹,月亮在天秤:在地下的角上(天底)照第二行表:280½
二怀胎日数280 日 12 小时
三一年 365¼ 日减去它应为 84 日 18 小时;原书作 84 日 12 小时
四梅索里月六日加八十四日(即前一年的同一日期)原书:法奥菲月二十七日
五核对:法奥菲月二十七日到梅索里月六日280
四种算法都通向同一个日数,作者说它们「通向同一条笔直的路」
月亮在起量处到止量处每三十度怀胎日数
地上半球(一)下降那一度 → 月亮2½ 日258 + 所得
地上半球(二)月亮 → 上升那一度2½ 日273 − 所得
地下半球(一)上升那一度 → 月亮2½ 日273 + 所得
地下半球(二)月亮 → 下降那一度2½ 日288 − 所得

这里原书有两处数字不合:三百六十五又四分之一减二百八十又二分之一,应得八十四日十八小时,原书作十二小时;梅索里月六日加八十四日,照埃及历应到法奥菲月二十五日前后,原书作二十七日。英译都标为原书如此。核对的一句「从法奥菲月二十七日到梅索里月六日有二百八十」,只是大约之数。

后半是四种一般的算法(表二):月亮在地上半球,可以从下降点量到月亮,每三十度加二日半到最短之限上;也可以从月亮量到上升点,从中等之限减去。月亮在地下半球,可以从上升点量到月亮,加到中等之限上;也可以从月亮量到下降点,从最长之限减去。四法殊途同归,作者说它们「通向同一条笔直的路」。

Again, let there be an example, so that readers may grasp the matter more clearly: year 10 of Hadrian, Mechir 13 going into the 14th, the 1st hour of the day; the Moon at Scorpio 7°, the Ascendant at Virgo 7°. Since the Moon was found in the hemisphere below the earth, I take from the degree marking the Ascendant to the Moon's degree: it makes 60. I reckon 2½ for each thirty: it makes 5; and I add these to the middle limit, the 273: it makes 278; the conception was of that many days. I count back, then, the 278 from the hour of birth [corrected: Kroll prints 288]: the day of conception ends at Pachon 11. Or again, I subtract the 5 days of the interval from 92: 87 remain; for since the middle limit is 273, there remain 92 of the 365 days. If, then, we add the 87 to Mechir 14 and count off from the hour of birth, the count will end at Pachon 11. And if you reckon from the Moon's degree to the setting degree, that is, Pisces 7°, 120 are collected; taking 2½ days for each thirty degrees, it makes 10 days. If I subtract these from the greatest limit, the 288, 278 remain; running back these from the hour of birth and calculating the Moon, you will find her at the Ascendant of the delivery.

If the Moon is found in the hemisphere above the earth, take the interval in degrees from her to the degree marking the Ascendant, cast out 2½ for each thirty, and learn how many days are collected; and if you wish to add them to the 92 and count off from the hour of birth in the order of days, wherever the count ends, there you will find the day of conception. And again, by reckoning from that day so found up to the day of birth in the order of days, you will learn the number of days. If the Moon is found in the hemisphere below the earth and you reckon from the hour marking the Ascendant to the Moon, and, having learned the day of the interval, you assign 2½ days to each thirty, subtract these from the 92, add the rest to the natal day, and count off from it in the order of days; there will be the day of conception. Adding this to the limit, the 273, count back from the hour of birth.

翻译点开

Again, let there be an example, so that readers may grasp the matter more clearly: year 10 of Hadrian, Mechir 13 going into the 14th, the 1st hour of the day; the Moon at Scorpio 7°, the Ascendant at Virgo 7°. Since the Moon was found in the hemisphere below the earth, I take from the degree marking the Ascendant to the Moon's degree: it makes 60. I reckon 2½ for each thirty: it makes 5; and I add these to the middle limit, the 273: it makes 278; the conception was of that many days. I count back, then, the 278 from the hour of birth [corrected: Kroll prints 288]: the day of conception ends at Pachon 11. Or again, I subtract the 5 days of the interval from 92: 87 remain; for since the middle limit is 273, there remain 92 of the 365 days. If, then, we add the 87 to Mechir 14 and count off from the hour of birth, the count will end at Pachon 11. And if you reckon from the Moon's degree to the setting degree, that is, Pisces 7°, 120 are collected; taking 2½ days for each thirty degrees, it makes 10 days. If I subtract these from the greatest limit, the 288, 278 remain; running back these from the hour of birth and calculating the Moon, you will find her at the Ascendant of the delivery.

为了让读者更清楚地掌握这件事,再举一例:哈德良第十年,梅希尔月十三日进入十四日,白天第一小时;月亮在天蝎七度,上升点在处女七度。既然月亮被发现在地下的半球,我从标示上升点的那一度取到月亮那一度:得六十。我每三十算二又二分之一:得五;把这些加到中等的限二百七十三上:得二百七十八;受孕就是这么多日。于是我从出生的时辰往回数二百七十八〔据算改正:Kroll 本作二百八十八〕:受孕之日止于帕雄月十一日。或者,我从九十二中减去间隔的五日:余八十七;因为中等的限是二百七十三,三百六十五日中就余九十二。那么,如果我们把八十七加到梅希尔月十四日上,从出生的时辰数去,数就止于帕雄月十一日。如果你从月亮那一度算到下降的那一度,即双鱼七度,积得一百二十;每三十度取二又二分之一日,得十日。如果我把这些从最长的限二百八十八中减去,余二百七十八;从出生的时辰往回数这些、推算月亮,你会发现她在分娩时的上升点上。

If the Moon is found in the hemisphere above the earth, take the interval in degrees from her to the degree marking the Ascendant, cast out 2½ for each thirty, and learn how many days are collected; and if you wish to add them to the 92 and count off from the hour of birth in the order of days, wherever the count ends, there you will find the day of conception. And again, by reckoning from that day so found up to the day of birth in the order of days, you will learn the number of days. If the Moon is found in the hemisphere below the earth and you reckon from the hour marking the Ascendant to the Moon, and, having learned the day of the interval, you assign 2½ days to each thirty, subtract these from the 92, add the rest to the natal day, and count off from it in the order of days; there will be the day of conception. Adding this to the limit, the 273, count back from the hour of birth.

如果月亮被发现在地上的半球,就取从她到标示上升点那一度的间隔度数,每三十去掉二又二分之一,得知积得多少日;如果你想把它们加到九十二上,从出生的时辰按日序数去,数止于哪里,你就在那里找到受孕之日。又,从这样找到的那一日按日序算到出生之日,你就会得知日数。如果月亮被发现在地下的半球,你从标示上升点的时辰算到月亮,得知间隔的日数后,每三十配二又二分之一日,就从九十二中减去这些,把其余的加到出生之日上,从它起按日序数去;受孕之日就在那里。把这个加到限二百七十三上,从出生的时辰往回数。

大意与图解点开

🔎 大意:哈德良十年例:上升处女七度,月亮天蝎七度在地下,怀胎二百七十八日,受孕在帕雄月十一日;又以九十二日之法顺数得同日。

📖 术语

术语英文原词意思
间隔interval两度数之间的距离
九十二92一年减中等之限
按日序in the order of days顺着日子往后数
推算月亮calculating the Moon求受孕时的月亮
分娩时的上升点Ascendant of the delivery出生时上升的度数

🧭 图解与讲解

第二个例子是哈德良第十年(约公元一二六年)梅希尔月十三日进入十四日、白天第一小时:上升处女七度,月亮天蝎七度,在第三宫,属地下半球(图一)。从上升量到月亮六十度,每三十度二日半,得五日,加到中等之限上,怀胎二百七十八日。往回数时原书此数传抄有误,作二百八十八,按算应为二百七十八:所得的帕雄月十一日正与二百七十八相合。

〔图〕原书星盘(照录):I 23 受孕例一(哈德良「十年」梅希尔月十三日入十四日)

〔图〕实算星盘:公元 120 年 2 月 8 日(儒略历)UT 16:45

原书与实算的差异(差=原书−实算;原因:古表系统误差/盘面抄错格/漏画/字母数字脱讹/古人计算之误)
星原书实算差原因
月亮天蝎 7°天蝎 1°58′+5°02′古表系统误差
上升处女 7°处女 2°23′+4°37′古表系统误差
时刻哈德良十年,白天第一小时哈德良四年(120 年 2 月 8 日),入夜第一小时年份差六年,昼夜相反古人计算之误
三种算法都得二百七十八日;顺数八十七日:梅希尔余十六、法梅诺特三十、法尔穆提三十、帕雄十一
步骤三种算法(第四行)数值
一上升 → 月亮:60°,每三十度 2½5 日
二中等之限 273 + 5278 日(原书往回数时讹作 288)
三一年余数:365 − 27392
四92 − 5 = 87,从梅希尔月十四日顺数帕雄月十一日
五月亮 → 下降双鱼 7°:120°,得 10 日288 − 10 = 278
六从出生往回数 278 日,推算月亮在分娩时的上升点

第二种算法用「九十二」:一年三百六十五日减去中等之限二百七十三,余九十二。从九十二减去五,得八十七,从梅希尔月十四日顺着往后数八十七日,也到帕雄月十一日(表四)。这和上一例「加八十四」是同一个道理:顺数到的是下一年的日期,往前一年即受孕之日。第三种算法从月亮量到下降点双鱼七度,一百二十度得十日,从最长之限减去,仍是二百七十八。

作者最后说,从出生往回数二百七十八日推算月亮,会发现她正在分娩时的上升点上。这就是上一单元所说的规则:受孕时的月亮等于出生时的上升点。第五行把「九十二」之法写成通则:月亮在地上半球就把所得日数加到九十二上,在地下半球就从九十二中减去,再按日序从生日数去。

本站定年:公元 120 年 2 月 8 日(儒略历),亚历山大地方时约 18:45,把握中。正文的数据(月亮天蝎 7°、上升处女 7°、梅希尔月十三日入十四日)与卷一第四章哈德良四年之盘全同;按正文所记的哈德良十年(126 年 2 月 8 日)月亮实在摩羯 27°,白天第一小时上升也只能在水瓶,都对不上。本站按哈德良四年当晚入夜第一小时将尽画实算盘。原书与实算不同的共 3 处:月亮(古表系统误差);上升(古表系统误差);时刻(古人计算之误);差异表逐项列出(差=原书减实算),不同的星在两盘上都加红色虚圈。

Let there also be another example: year 17 of Trajan, Mesori 2, the 11½th hour of the day. The Sun at Leo 5°, the Moon at Libra 18°, the Ascendant at Capricorn 24°. Since, then, the Moon was found in the hemisphere above the earth, I take from her to the degree marking the Ascendant: it makes about 96. I take 2½ for each thirty degrees, and it makes 7½ days; these I add to the 92: it makes 99½ days. I count these off from the natal day in the order of days: the count ends at Hathyr 6. Again, from Hathyr 6 to the birth in the order of days, 266 days are collected; the conception was of that many. If I do not wish to add the 7 to the 92, I subtract them from the 273, and there will remain two hundred and sixty-six; counting these back from the natal day and calculating the Sun, I found it in the Ascendant, Capricorn.

The Moon at the nativity will show the hour of conception, by the sign in which she happens to be. As many degrees as the Moon has at the delivery, so many does the Ascendant of the conception have. Others double the hours of birth and reckon them for the Ascendant, and again, taking the fourth from the Sun at the delivery and the preceding trine of that sign, they consider it the Ascendant of the conception [text uncertain]. Hence, by inquiring according to the method set out also for the other nativities, we shall not go astray. Let this be the compelling and mystical method, to be resolved for the procedure that we are about to set out.

黑像陶瓶画:星占家对着墙上的刻痕一日一日倒数
我们就不会走错路
翻译点开

Let there also be another example: year 17 of Trajan, Mesori 2, the 11½th hour of the day. The Sun at Leo 5°, the Moon at Libra 18°, the Ascendant at Capricorn 24°. Since, then, the Moon was found in the hemisphere above the earth, I take from her to the degree marking the Ascendant: it makes about 96. I take 2½ for each thirty degrees, and it makes 7½ days; these I add to the 92: it makes 99½ days. I count these off from the natal day in the order of days: the count ends at Hathyr 6. Again, from Hathyr 6 to the birth in the order of days, 266 days are collected; the conception was of that many. If I do not wish to add the 7 to the 92, I subtract them from the 273, and there will remain two hundred and sixty-six; counting these back from the natal day and calculating the Sun, I found it in the Ascendant, Capricorn.

再举另一例:图拉真第十七年,梅索里月二日,白天第十一又二分之一小时。太阳在狮子五度,月亮在天秤十八度,上升点在摩羯二十四度。既然月亮被发现在地上的半球,我从她取到标示上升点的那一度:约得九十六。我每三十度取二又二分之一,得七又二分之一日;把这些加到九十二上:得九十九又二分之一日。我从出生之日起按日序数这些:数止于哈蒂尔月六日。又,从哈蒂尔月六日按日序到出生,积得二百六十六日;受孕就是这么多日。如果我不想把七加到九十二上,就从二百七十三中减去它们,就余二百六十六;把这些从出生之日往回数、推算太阳,我发现它在上升点摩羯。

The Moon at the nativity will show the hour of conception, by the sign in which she happens to be. As many degrees as the Moon has at the delivery, so many does the Ascendant of the conception have. Others double the hours of birth and reckon them for the Ascendant, and again, taking the fourth from the Sun at the delivery and the preceding trine of that sign, they consider it the Ascendant of the conception [text uncertain]. Hence, by inquiring according to the method set out also for the other nativities, we shall not go astray. Let this be the compelling and mystical method, to be resolved for the procedure that we are about to set out.

本命的月亮会凭她所在的星座显示受孕的时辰。月亮在分娩时有多少度,受孕时的上升点就有多少度。另一些人把出生的时辰加倍,算作上升点;又取分娩时太阳的第四位,以及那个星座之前的三分,认为是受孕时的上升点〔原文疑有讹误〕。所以,照列出的方法也对其他本命加以探求,我们就不会走错路。就让这成为那必然而神秘的方法,留待我们将要列出的步骤去解开。

大意与图解点开

🔎 大意:图拉真十七年例:月亮天秤十八度在地上,离上升约九十六度,得七日半,怀胎二百六十六日;末言受孕时的上升点。

📖 术语

术语英文原词意思
第十一又二分之一小时11½th hour白天将尽之时
受孕的时辰hour of conception受孕那一刻
受孕时的上升点Ascendant of the conception受孕之盘的上升
前面的三分preceding trine逆数一百二十度
必然而神秘compelling and mystical作者对此法的称呼

🧭 图解与讲解

第三个例子是图拉真第十七年(约公元一一四年)梅索里月二日、白天第十一个半小时,太阳狮子五度,月亮天秤十八度,上升摩羯二十四度(图一)。月亮在第十宫,属地上半球,从月亮量到上升点约九十六度,三个整三十度,得七日半,加到九十二上,从生日顺数九十九日半,到哈蒂尔月六日;再从这天数到出生,是二百六十六日(表四)。

〔图〕原书星盘(照录):I 23 受孕例二(图拉真十七年梅索里月二日)

〔图〕实算星盘:公元 114 年 7 月 26 日(儒略历)UT 16:23

原书与实算的差异(差=原书−实算;原因:古表系统误差/盘面抄错格/漏画/字母数字脱讹/古人计算之误)
星原书实算差原因
太阳狮子 5°狮子 1°08′+3°52′古表系统误差
月亮天秤 18°天秤 24°01′−6°01′古人计算之误
上升摩羯 24°摩羯 22°30′+1°30′古表系统误差
加时用七日半,减时只用七,原书如此;九十六度的零头六度不计
步骤图拉真十七年(第六行算例)数值
一月亮 → 上升:天秤 18° 到摩羯 24°约 96°
二三个整三十度 × 2½7½ 日
三92 + 7½,从梅索里月二日顺数99½ → 哈蒂尔月六日
四哈蒂尔月六日到出生266 日
五或 273 − 7266
六往回数 266 日推算太阳原书:在上升点摩羯

用另一法,二百七十三减七得二百六十六,两法相合;只是一处用七日半、一处用七,原书如此。作者说往回数二百六十六日推算太阳,「发现它在上升点摩羯」,这一句与前一例「推算月亮,发现她在分娩时的上升点上」写法不同,本站照原文译出,不作推算。

最后一行说受孕时的上升点:本命的月亮在几度,受孕时的上升就在几度,这正与「受孕时的月亮等于出生时的上升」互为表里。另有人把出生时辰加倍作上升,或取太阳的第四位及其前面的三分,这一句英译标为疑讹。作者称这是「必然而神秘的方法」,说后面还要用到;下一章便接着讲怎样分辨足月与七月之子。

本站定年:公元 114 年 7 月 26 日(儒略历),亚历山大地方时约 18:23,把握高。图拉真十七年 = 113/114 年,梅索里月二日 = 114 年 7 月 26 日(本站换算)。白天第十一个半小时约 UT 16:23,实算上升摩羯 22.5°,与原书 24° 只差 1.5°;太阳狮子 1.1°,差 +3.9°。月亮实算天秤 24°,原书 18°,反向差 6°:卷一第九章同日的例子作天秤 26°,本章算式「从月亮到上升约 96」用的正是 18,可见是作者这一处取值有误。原书与实算不同的共 3 处:太阳(古表系统误差);月亮(古人计算之误);上升(古表系统误差);差异表逐项列出(差=原书减实算),不同的星在两盘上都加红色虚圈。

原文为公有领域古籍;翻译、印象画与图文解读由 AI 辅助生成,鲲侯审校。