Ruling · Gaurī Tṛtīyā (Gangaur) · 2043

Sunday 12 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 222 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 Saturday 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

Midday of Sunday 12 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 19:54 on Sat 11 Apr to 16:26 on Sun 12 Apr.

    2043-04-11T11:54:18Z → 2043-04-12T08:25:32Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 11th, 11:55–12:43 on the 12th.

    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 11th and 48 of 48 on the 12th.

    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 13326 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2043: Sunday 12 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2043 falls on Sunday 12 April. Tṛtīyā runs from 19:54 on Sat 11 Apr to 16:26 on Sun 12 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2043/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 12 Apr
Ahargaṇa, classicalDisc centre, no refractionSun 12 Apr
compat-drikpanchangComparison profileSun 12 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 11thCoveredMadhyāhna 12thCoveredRuled
Los Angeles04:54 → 01:2612:3048 min12:300 min11 Apr
Chicago06:54 → 03:2612:2848 min12:280 min11 Apr
Jersey City07:54 → 04:2612:3448 min12:330 min11 Apr
Port of Spain07:54 → 04:2611:4348 min11:430 min11 Apr
London12:54 → 09:2612:3832 min12:380 min11 Apr
Durban13:54 → 10:2611:330 min11:330 min12 Apr
Dubai15:54 → 12:2611:560 min11:5630 min12 Apr
Delhi17:24 → 13:5611:580 min11:5848 min12 Apr
Kolkata17:24 → 13:5611:140 min11:1448 min12 Apr
Singapore19:54 → 16:2612:420 min12:4248 min12 Apr
Sydney21:54 → 18:2611:320 min11:3248 min12 Apr
Suva23:54 → 20:2611:430 min11:4348 min12 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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