Ruling · Gaṅgotpatti (Ganga Saptami) · 1978

Sunday 14 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 549 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Sunday 14 May

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

48 of 48 minutes covered

Midday of Monday 15 May

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

0 of 48 minutes covered

Saptamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 00:28 on Sun 14 May to 02:41 on Mon 15 May.

    1978-05-13T16:27:55Z → 1978-05-14T18:41:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 14th, 11:51–12:39 on the 15th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 14th and 0 of 48 on the 15th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 32966 s

  5. 05

    Ruling

    Gaṅgotpatti, Baoding, 1978: Sunday 14 May.

    confidence: determinate

Say it like this

In Baoding, Gaṅgotpatti (Ganga Saptami) 1978 falls on Sunday 14 May. Saptamī runs from 00:28 on Sun 14 May to 02:41 on Mon 15 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1978/gangotpatti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 May
Ahargaṇa, classicalDisc centre, no refractionSun 14 May
compat-drikpanchangComparison profileSun 14 May
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/gangotpatti · ruleset 2026.3-draft

Month
Vaiśākha, amānta
Pakṣa · aṅga
Śukla · Saptamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 7 Gangotpatti, (madhyahna vyapini, if occurs on two successive days, the first day is to be observed), Jahnu saptami, Sarkara saptami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīMadhyāhna 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles09:28 → 11:4112:2548 min12:250 min13 May
Chicago11:28 → 13:4112:2348 min12:2348 min13 May
Jersey City12:28 → 14:4112:2948 min12:2948 min13 May
Port of Spain12:28 → 14:4111:380 min11:3848 min14 May
London17:28 → 19:4112:330 min12:3348 min14 May
Durban18:28 → 20:4111:280 min11:2848 min14 May
Dubai20:28 → 22:4111:510 min11:5148 min14 May
Delhi21:58 → 00:1111:540 min11:5448 min14 May
Kolkata21:58 → 00:1111:090 min11:0948 min14 May
Singapore23:58 → 02:1112:070 min12:0748 min14 May
Sydney02:28 → 04:4111:270 min11:2748 min14 May
Suva04:28 → 06:4111:380 min11:3848 min14 May
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gangotpatti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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