Ruling · Gaṅgotpatti (Ganga Saptami) · 1950

Monday 24 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 323 minutes.

Decide it for

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 Monday 24 April

Taken. The only midday Saptamī reaches.

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

48 of 48 minutes covered

Midday of Tuesday 25 April

Saptamī is absent from madhyāhna. Not taken.

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

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 05:40 on Mon 24 Apr to 06:30 on Tue 25 Apr.

    1950-04-23T21:39:30Z → 1950-04-24T22:30:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 24th, 11:53–12:41 on the 25th.

    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 24th and 0 of 48 on the 25th.

    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 19353 s

  5. 05

    Ruling

    Gaṅgotpatti, Baoding, 1950: Monday 24 April.

    confidence: determinate

Say it like this

In Baoding, Gaṅgotpatti (Ganga Saptami) 1950 falls on Monday 24 April. Saptamī runs from 05:40 on Mon 24 Apr to 06:30 on Tue 25 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1950/gangotpatti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 24 Apr
Ahargaṇa, classicalDisc centre, no refractionMon 24 Apr
compat-drikpanchangComparison profileMon 24 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 Angeles13:40 → 14:3011:280 min11:2748 min24 Apr
Chicago15:40 → 16:3011:250 min11:2548 min24 Apr
Jersey City16:40 → 17:3011:310 min11:3148 min24 Apr
Port of Spain17:40 → 18:3011:410 min11:4048 min24 Apr
London22:40 → 23:3012:350 min12:3548 min24 Apr
Durban23:40 → 00:3011:300 min11:3048 min24 Apr
Dubai01:40 → 02:3011:530 min11:5348 min24 Apr
Delhi03:10 → 04:0011:560 min11:5648 min24 Apr
Kolkata03:10 → 04:0011:110 min11:1148 min24 Apr
Singapore05:10 → 06:0012:090 min12:0948 min24 Apr
Sydney07:40 → 08:3011:290 min11:2948 min24 Apr
Suva09:40 → 10:3011:410 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

About Ahargaṇa