Ruling · Gaurī Tṛtīyā (Gangaur) · 1940

Wednesday 10 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 128 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 10 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 of 48 minutes covered

Midday of Thursday 11 April

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

0 of 48 minutes covered

Tṛtīyā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Tṛtīyā runs from 08:21 on Wed 10 Apr to 09:48 on Thu 11 Apr.

    1940-04-10T00:21:15Z → 1940-04-11T01:47:58Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 10th, 11:56–12:44 on the 11th.

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

  3. 03

    Rule

    Tṛtīyā must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 0 of 48 on the 11th.

    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: unstated → only-day · margin 7660 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 1940: Wednesday 10 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 1940 falls on Wednesday 10 April. Tṛtīyā runs from 08:21 on Wed 10 Apr to 09:48 on Thu 11 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1940/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 10 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 10 Apr
compat-drikpanchangComparison profileWed 10 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/gauri-tritiya · ruleset 2026.3-draft

Month
Caitra, amānta
Pakṣa · aṅga
Śukla · Tṛtīyā
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 3 Dolotsava, Gauri trtiya, Andolana trtiya, Saubhagya sayana vrata (paraviddha), Sarhul (Bihar).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceTṛtīyāMadhyāhna 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles16:21 → 17:4811:3148 min11:300 min10 Apr
Chicago18:21 → 19:4811:2848 min11:280 min10 Apr
Jersey City19:21 → 20:4811:3448 min11:340 min10 Apr
Port of Spain20:21 → 21:4811:4348 min11:430 min10 Apr
London01:21 → 02:4812:3848 min12:380 min10 Apr
Durban02:21 → 03:4811:3348 min11:330 min10 Apr
Dubai04:21 → 05:4811:5648 min11:560 min10 Apr
Delhi05:51 → 07:1811:5948 min11:580 min10 Apr
Kolkata05:51 → 07:1811:1448 min11:140 min10 Apr
Singapore07:41 → 09:0812:0248 min12:020 min10 Apr
Sydney10:21 → 11:4811:3248 min11:3216 min10 Apr
Suva12:21 → 13:4811:4410 min11:4348 min11 Apr
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gauri-tritiya@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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