Ruling · Gaṅgotpatti (Ganga Saptami) · 2059

Sunday 18 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 396 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 18 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 19 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 03:13 on Sun 18 May to 05:15 on Mon 19 May.

    2059-05-17T19:13:27Z → 2059-05-18T21:15:07Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 18th, 11:51–12:39 on the 19th.

    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 18th and 0 of 48 on the 19th.

    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 23756 s

  5. 05

    Ruling

    Gaṅgotpatti, Baoding, 2059: Sunday 18 May.

    confidence: determinate

Say it like this

In Baoding, Gaṅgotpatti (Ganga Saptami) 2059 falls on Sunday 18 May. Saptamī runs from 03:13 on Sun 18 May to 05:15 on Mon 19 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2059/gangotpatti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 18 May
Ahargaṇa, classicalDisc centre, no refractionSun 18 May
compat-drikpanchangComparison profileSun 18 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles12:13 → 14:1512:2648 min12:2648 min17 May
Chicago14:13 → 16:1512:230 min12:2448 min18 May
Jersey City15:13 → 17:1512:290 min12:2948 min18 May
Port of Spain15:13 → 17:1511:390 min11:3948 min18 May
London20:13 → 22:1512:340 min12:3448 min18 May
Durban21:13 → 23:1511:280 min11:2848 min18 May
Dubai23:13 → 01:1511:510 min11:5148 min18 May
Delhi00:43 → 02:4511:540 min11:5448 min18 May
Kolkata00:43 → 02:4511:090 min11:0948 min18 May
Singapore03:13 → 05:1512:370 min12:3748 min18 May
Sydney05:13 → 07:1511:280 min11:2848 min18 May
Suva07:13 → 09:1511:390 min11:3948 min18 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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