Ruling · Gaṅgotpatti (Ganga Saptami) · 2008

Sunday 11 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 630 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 11 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 12 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 01:21 on Sun 11 May to 00:07 on Mon 12 May.

    2008-05-10T17:20:53Z → 2008-05-11T16:07:13Z

  2. 02

    Kāla

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

    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 11th and 0 of 48 on the 12th.

    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 37796 s

  5. 05

    Ruling

    Gaṅgotpatti, Baoding, 2008: Sunday 11 May.

    confidence: determinate

Say it like this

In Baoding, Gaṅgotpatti (Ganga Saptami) 2008 falls on Sunday 11 May. Saptamī runs from 01:21 on Sun 11 May to 00:07 on Mon 12 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2008/gangotpatti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 11 May
Ahargaṇa, classicalDisc centre, no refractionSun 11 May
compat-drikpanchangComparison profileSun 11 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 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles10:21 → 09:0712:2648 min12:260 min10 May
Chicago12:21 → 11:0712:2348 min12:230 min10 May
Jersey City13:21 → 12:0712:290 min12:290 min11 May
Port of Spain13:21 → 12:0711:390 min11:3929 min11 May
London18:21 → 17:0712:330 min12:3348 min11 May
Durban19:21 → 18:0711:280 min11:2848 min11 May
Dubai21:21 → 20:0711:510 min11:5148 min11 May
Delhi22:51 → 21:3711:540 min11:5448 min11 May
Kolkata22:51 → 21:3711:090 min11:0948 min11 May
Singapore01:21 → 00:0712:370 min12:3748 min11 May
Sydney03:21 → 02:0711:270 min11:2748 min11 May
Suva05:21 → 04:0711:390 min11:3948 min11 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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