Ruling · Gaurī Tṛtīyā (Gangaur) · 1926

Thursday 15 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 159 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 Wednesday 14 April

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

0 of 48 minutes covered

Midday of Thursday 15 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

48 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 16:36 on Wed 14 Apr to 15:22 on Thu 15 Apr.

    1926-04-14T08:35:58Z → 1926-04-15T07:21:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 14th, 11:55–12:43 on the 15th.

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

  3. 03

    Rule

    Tṛtīyā must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.

    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 9551 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 1926: Thursday 15 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 1926 falls on Thursday 15 April. Tṛtīyā runs from 16:36 on Wed 14 Apr to 15:22 on Thu 15 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1926/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 15 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 15 Apr
compat-drikpanchangComparison profileThu 15 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles00:36 → 23:2211:3048 min11:290 min14 Apr
Chicago02:36 → 01:2211:2748 min11:270 min14 Apr
Jersey City03:36 → 02:2211:3348 min11:330 min14 Apr
Port of Spain04:36 → 03:2211:4348 min11:420 min14 Apr
London08:36 → 07:2211:3848 min11:370 min14 Apr
Durban10:36 → 09:2211:3248 min11:320 min14 Apr
Dubai12:36 → 11:2211:557 min11:550 min14 Apr
Delhi14:06 → 12:5211:580 min11:5848 min15 Apr
Kolkata14:06 → 12:5211:130 min11:1348 min15 Apr
Singapore15:36 → 14:2211:410 min11:4148 min15 Apr
Sydney18:36 → 17:2211:310 min11:3148 min15 Apr
Suva20:36 → 19:2211:430 min11:4348 min15 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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