Ruling · Gaṅgotpatti (Ganga Saptami) · 1969

Wednesday 23 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 23 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 Wednesday 23 April

Taken. Both middays qualify; the rule takes the first.

madhyāhna begins 11:53  12:41 madhyāhna ends
Saptamī begins 12:16:10
11:0511:2911:5312:1712:4113:0513:29

25 of 48 minutes covered, the last 25

Midday of Thursday 24 April

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

48 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 12:16 on Wed 23 Apr to 14:39 on Thu 24 Apr.

    1969-04-23T04:16:10Z → 1969-04-24T06:38:38Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 23rd, 11:53–12:41 on the 24th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 25 of 48 minutes on the 23rd and 48 of 48 on the 24th.

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

  4. 04

    Tie-break

    Both middays qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 1399 s

  5. 05

    Ruling

    Gaṅgotpatti, Baoding, 1969: Wednesday 23 April.

    confidence: determinate

Say it like this

In Baoding, Gaṅgotpatti (Ganga Saptami) 1969 falls on Wednesday 23 April. Saptamī runs from 12:16 on Wed 23 Apr to 14:39 on Thu 24 Apr and covers 25 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.

ahargana.org/baoding/festivals/1969/gangotpatti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 23 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 23 Apr
compat-drikpanchangComparison profileWed 23 Apr
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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles20:16 → 22:3911:2748 min11:270 min23 Apr
Chicago22:16 → 00:3911:2548 min11:250 min23 Apr
Jersey City23:16 → 01:3911:3148 min11:310 min23 Apr
Port of Spain00:16 → 02:3911:4048 min11:400 min23 Apr
London05:16 → 07:3912:3548 min12:350 min23 Apr
Durban06:16 → 08:3911:3048 min11:300 min23 Apr
Dubai08:16 → 10:3911:5348 min11:530 min23 Apr
Delhi09:46 → 12:0911:5648 min11:5513 min23 Apr
Kolkata09:46 → 12:0911:1148 min11:1148 min23 Apr
Singapore11:46 → 14:0912:0948 min12:0948 min23 Apr
Sydney14:16 → 16:3911:290 min11:2948 min24 Apr
Suva16:16 → 18:3911:410 min11:4048 min24 Apr
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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