Ruling · Gaṅgotpatti (Ganga Saptami) · 1903

Sunday 3 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 299 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 Sunday 3 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 4 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 06:53 on Sun 3 May to 04:31 on Mon 4 May.

    1903-05-02T22:52:40Z → 1903-05-03T20:31:03Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 3rd, 11:51–12:39 on the 4th.

    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 3rd and 0 of 48 on the 4th.

    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 17924 s

  5. 05

    Ruling

    Gaṅgotpatti, Baoding, 1903: Sunday 3 May.

    confidence: determinate

Say it like this

In Baoding, Gaṅgotpatti (Ganga Saptami) 1903 falls on Sunday 3 May. Saptamī runs from 06:53 on Sun 3 May to 04:31 on Mon 4 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1903/gangotpatti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 3 May
Ahargaṇa, classicalDisc centre, no refractionSun 3 May
compat-drikpanchangComparison profileSun 3 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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles14:53 → 12:3111:260 min11:2648 min3 May
Chicago16:53 → 14:3111:240 min11:2448 min3 May
Jersey City17:53 → 15:3111:300 min11:3048 min3 May
Port of Spain18:53 → 16:3111:390 min11:3948 min3 May
London22:53 → 20:3111:340 min11:3448 min3 May
Durban00:53 → 22:3111:290 min11:2948 min3 May
Dubai02:34 → 00:1211:330 min11:3348 min3 May
Delhi04:14 → 01:5211:450 min11:4548 min3 May
Kolkata04:14 → 01:5211:010 min11:0148 min3 May
Singapore05:48 → 03:2611:330 min11:3348 min3 May
Sydney08:53 → 06:3111:280 min11:2848 min3 May
Suva10:48 → 08:2611:340 min11:3448 min3 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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