Ruling · Gaurī Tṛtīyā (Gangaur) · 2089

Wednesday 13 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 430 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 13 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

Midday of Thursday 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

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

How it was decided

  1. 01

    Aṅga

    Tṛtīyā runs from 04:46 on Wed 13 Apr to 03:10 on Thu 14 Apr.

    2089-04-12T20:45:33Z → 2089-04-13T19:09:53Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 13th, 11:55–12:43 on the 14th.

    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 13th and 0 of 48 on the 14th.

    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 25779 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2089: Wednesday 13 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2089 falls on Wednesday 13 April. Tṛtīyā runs from 04:46 on Wed 13 Apr to 03:10 on Thu 14 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2089/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 13 Apr
Ahargaṇa, classicalDisc centre, no refractionWed 13 Apr
compat-drikpanchangComparison profileWed 13 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 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles13:46 → 12:1012:300 min12:300 min13 Apr
Chicago15:46 → 14:1012:280 min12:2848 min13 Apr
Jersey City16:46 → 15:1012:340 min12:3348 min13 Apr
Port of Spain16:46 → 15:1011:430 min11:4348 min13 Apr
London21:46 → 20:1012:380 min12:3848 min13 Apr
Durban22:46 → 21:1011:330 min11:3248 min13 Apr
Dubai00:46 → 23:1011:560 min11:5648 min13 Apr
Delhi02:16 → 00:4011:580 min11:5848 min13 Apr
Kolkata02:16 → 00:4011:140 min11:1348 min13 Apr
Singapore04:46 → 03:1012:420 min12:4148 min13 Apr
Sydney06:46 → 05:1011:320 min11:3248 min13 Apr
Suva08:46 → 07:1011:430 min11:4348 min13 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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