Hamsa Yoga: Jupiter in Sagittarius, Pisces or Cancer in a kendra

Hamsa Yoga is named after the hamsa, the swan of Indian poetry, and it belongs to Jupiter. The rule is short: Jupiter must be in one of its three dignified signs and in an angular house counted from the ascendant. It is one of the five Panchamahapurusha yogas, the "five great persons", alongside Ruchaka (Mars), Bhadra (Mercury), Malavya (Venus) and Sasa (Saturn). What sets Hamsa apart from its siblings is geometry: two of Jupiter's three qualifying signs are dual signs, and that decides which charts can carry it at all. For what any yoga is worth as a statement about a life, read what a yoga in your chart means.

The rule: how Hamsa Yoga forms

BPHS Ch. 75 Sl. 1-2 states all five Panchamahapurusha yogas in one sentence: the five grahas "being in their own, or exaltation Rasi, be in Kendra to Lagn". Saravali Ch. 37 Sl. 2 says the same, asking that the own or exaltation sign be "identical with Angles". The engine turns that into two tests on Jupiter and reports Hamsa Yoga when both pass.

1. 1.Dignity. The engine's dignity function grades Jupiter as Exalted, Moolatrikona or Own sign. That happens in Cancer (its exaltation sign, graded Exalted at every degree), in Sagittarius (graded moolatrikona from 0 to 10 degrees and own sign from 10 to 30) and in Pisces (own sign throughout).
2. 2.Kendra. Jupiter's house, counted in whole signs from the ascendant, is the 1st, 4th, 7th or 10th - a kendra.

When both hold, the engine writes a sentence of the form "Jupiter is in its own sign, Pisces, in your 1st house (a kendra) - a Panchamahapurusha Yoga" and adds its paraphrase of the classical reading. Nothing else about Jupiter or the chart is consulted.

Readings the engine had to choose

• Moolatrikona counts. BPHS and Saravali name only own and exaltation signs. Jupiter's moolatrikona band, the first ten degrees of Sagittarius, sits inside an own sign, so admitting it adds no chart that the plain rule would exclude; it appears as a separate grade only because the dignity function labels those degrees separately.
• Exaltation is a whole sign. The engine grades Jupiter Exalted anywhere in Cancer, not only near a deep-exaltation degree. BPHS speaks of the exaltation Rasi, a sign, and the engine follows that wording.
• The kendra is reckoned from the ascendant only. Neither BPHS nor Saravali offers the Moon as a second starting point for this family, so a Jupiter angular from the Moon but not from the ascendant does not form Hamsa here.
• No affliction test. Combustion, retrograde motion, conjunctions and aspects are ignored. The oldest two statements of the rule have no such clause. A later one does, and it is set out in the next section so a reader can apply it by hand.

Why no fixed-sign ascendant can have Hamsa Yoga

Because the kendra is counted from the ascendant, the two conditions together decide which rising signs can ever carry the yoga. Count four signs apart from each qualifying sign:

Sagittarius and Pisces are a square apart, so they serve the same four ascendants: the four dual signs, which therefore get two routes to Hamsa. The four movable ascendants get one route, through an exalted Jupiter in Cancer. The four fixed ascendants - Taurus, Leo, Scorpio and Aquarius - get none, because their kendras are the fixed signs and Jupiter has no dignity in any of them. That is the mirror image of Ruchaka, where the dual ascendants are the ones shut out. The sample bears the derivation out: every one of the 246 Hamsa moments had a dual or movable ascendant, led by Gemini (46), Virgo (45) and Sagittarius (42).

What the classical texts say about Hamsa Yoga

• BPHS Ch. 75 Sl. 13-16 opens with the image that gives the yoga its name: the native "has voice, like a Hamsa", a handsome appearance and a well developed nose. He is called "a king with phlegmatic temperament", of sharp intelligence, fond of swimming and of games in watery places, who "enjoys life fully". The sloka then lists palm marks, a height in Anguls, a land between the Ganges and Yamuna, and a lifespan.
• Saravali Ch. 37 Sl. 11-13 covers the same ground in its own words: a reddish face, an elevated nose, a voice "like that of the swan", reddish nails, honey-coloured eyes, a phlegmatic nature and a fondness for sporting in water, followed by weight, height, regions and a longevity. Saravali also lists the five yogas in a different order from BPHS, beginning with Malavya; nothing hangs on that.
• Jyotisha Siddhanta Sara, p. 146 (page image), states the rule with Jupiter's three signs named - Dhanus and Meena as own houses, Karkataka as exaltation - and adds a clause: Hamsa forms when Jupiter is so placed in a kendra "and the lagna, Chandra and Guru are free from unfavourable associations or aspects". Its reading on p. 147 is handsome, intelligent, phlegmatic, passionate and virtuous, "like a king, respected by good people".
• The same book, p. 145, says that although yogas are thought to act throughout life, their influence is felt most in the dasa or antardasa of the planets that form them - for Hamsa, Jupiter.
• Advanced Predictive Astrology Vol. II, p. 147, gives the author's view that yogas such as Gaja Kesari and the Pancha Mahapurusha yogas are subject to limits set by the chart's Sun-Moon configuration. It does not give a separate rule for Hamsa.

How rare it is

Hamsa fired in 246 of 3,000 sampled birth moments 1985-2060, which is 8.2 percent, or roughly one chart in twelve. Jupiter stood in Sagittarius, Pisces or Cancer in 737 of the 3,000 moments, whatever its house; about a third of those also landed in a kendra, which is what four kendras out of twelve houses would lead you to expect. The three signs contributed in near-equal measure.

Two rows say something specific about Jupiter. Retrograde Jupiter appears in 78 of the 246, close to a third; the engine does not care, and neither do BPHS or Saravali. Combustion is rarer, 18 cases, and those are the charts Jyotisha Siddhanta Sara's "free from unfavourable associations" clause would most plainly question. The Gaj Kesari row is the other notable one: 96 of the 246 Hamsa moments also carried Gaj Kesari Yoga, which also turns on Jupiter's angular position, though counted from the Moon rather than the ascendant. That overlap is far higher than Ruchaka's with Gaj Kesari, because both rules here are about the same planet.

Worked example: 5 February 1987, New Delhi

The first moment in the engine's walk with Hamsa Yoga is 5 February 1987 at 09:48 IST in New Delhi. You can re-enter it in the birth chart calculator. The ascendant is Pisces at 15.58 degrees, so Pisces is the 1st house, Aries the 2nd, and so on round the zodiac.

1. 1.Dignity. Jupiter is at 0.6 degrees of Pisces, one of its own signs. Pisces carries no moolatrikona band for Jupiter, so the grade is Own sign. It qualifies.
2. 2.Kendra. Pisces is the rising sign, so Jupiter is in the 1st house, the first of the four kendras. It qualifies.

The engine reports Hamsa Yoga with the sentence "Jupiter is in its own sign, Pisces, in your 1st house (a kendra) - a Panchamahapurusha Yoga." Jupiter is neither combust nor retrograde here, though the engine would have reported the yoga either way.

Now apply Jyotisha Siddhanta Sara's stricter clause by hand. Jupiter shares the rising sign with Mars and with Rahu. The text asks that the ascendant and Jupiter be free from unfavourable associations, and Mars is a natural malefic, so a reader following p. 146 would not let this Hamsa stand as a full yoga. This is exactly the gap between the bare two-condition rule, which the chart passes, and the three-condition one, which it does not.

The other four Panchamahapurusha planets show why only one yoga of the family forms. Venus is in Sagittarius, a friendly sign, in the 10th - angular but not dignified, so no Malavya. Saturn is in an enemy sign in the 9th, so no Sasa. Mars sits in the 1st, but Pisces is neutral for it, so no Ruchaka. Mercury is in the 12th, so no Bhadra. The engine also reports Anapha, Ubhayachari, Damini, Amala (Venus in the 10th), Dharma-Karmadhipati and Kendra-Kona Raj Yoga for this moment. Gaj Kesari is not among them: the Moon is in Aries and Jupiter in Pisces, the 12th sign from the Moon, not a kendra from it.

Hamsa beside its siblings

All five Panchamahapurusha yogas share one template; what differs is the planet and therefore the signs. Hamsa and Malavya are the two formed by the natural benefics, Jupiter and Venus, and they cover different ascendants: Hamsa reaches only the dual and movable rising signs, while Malavya, whose signs are one movable, one fixed and one dual, reaches all twelve. In the sample Hamsa (246) fired slightly less often than Malavya (275) and Sasa (281) and more often than Ruchaka (219) and Bhadra (165). Hamsa differs from Gaj Kesari in its anchor: Gaj Kesari asks where Jupiter is from the Moon and cares nothing for sign, while Hamsa asks where Jupiter is from the ascendant and requires dignity.

What Hamsa Yoga does not tell you

The yoga confirms two facts: Jupiter is in a sign of its own or of exaltation, and it occupies an angle of the chart. It does not measure Jupiter's other condition - its aspects, its company, its lordships for your ascendant - and it does not tell you what any of that will bring. This app links the yoga to the Jupiter Mahadasha, which matches Jyotisha Siddhanta Sara's remark about a yoga acting most strongly in the periods of its planets; that is a timing convention, not a forecast. The portraits in BPHS and Saravali are their authors' claims, reported briefly here and paraphrased by the engine.

To see whether your own Jupiter passes both tests, run the yoga calculator. It shows the sign, dignity and house it used, so you can also apply the stricter "free from unfavourable associations" reading yourself.

Questions about Hamsa Yoga

What is Hamsa Yoga?

It is the Panchamahapurusha yoga of Jupiter: Jupiter in Sagittarius or Pisces (own signs) or Cancer (exaltation) and in the 1st, 4th, 7th or 10th house from the ascendant, as BPHS Ch. 75 Sl. 1-2 and Saravali Ch. 37 Sl. 2 state.

Can a Taurus, Leo, Scorpio or Aquarius ascendant have Hamsa Yoga?

No. The kendras from a fixed-sign ascendant are the four fixed signs, and Jupiter is neither in its own sign nor exalted in any of them. None of the 246 Hamsa moments in the sample had a fixed-sign ascendant.

Does a retrograde Jupiter still form Hamsa Yoga?

In this app, yes; the engine does not test retrograde motion, and neither BPHS nor Saravali mentions it. In the sample 78 of the 246 Hamsa moments had Jupiter retrograde.

Is Hamsa Yoga cancelled by Mars or Saturn sitting with Jupiter?

Not by the engine or by BPHS and Saravali. Jyotisha Siddhanta Sara (p. 146) requires the ascendant, the Moon and Jupiter to be free from unfavourable associations or aspects, so a reader following it would discount such a chart.

Is Jupiter in Cancer in the 1st house Hamsa Yoga?

Yes. Cancer is Jupiter's exaltation sign and the 1st is a kendra. That placement only occurs for a Cancer ascendant.

How common is Hamsa Yoga?

It fired in 246 of 3,000 sampled birth moments 1985-2060, or 8.2 percent.

Is Hamsa Yoga the same as Gaj Kesari Yoga?

No. Gaj Kesari needs Jupiter in a kendra from the Moon, in any sign. Hamsa needs Jupiter in a kendra from the ascendant and in one of three dignified signs. They coincided in 96 of the 246 Hamsa moments in the sample.