Ruling · Gaurī Tṛtīyā (Gangaur) · 2097

Sunday 14 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 12 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 Sunday 14 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
Tṛtīyā begins 12:06:50
11:0711:3111:5512:1912:4313:0713:31

36 of 48 minutes covered, the last 36

Midday of Monday 15 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 12:07 on Sun 14 Apr to 09:14 on Mon 15 Apr.

    2097-04-14T04:06:51Z → 2097-04-15T01:13:50Z

  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 36 of 48 minutes on the 14th and 0 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 710 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2097: Sunday 14 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2097 falls on Sunday 14 April. Tṛtīyā runs from 12:07 on Sun 14 Apr to 09:14 on Mon 15 Apr and covers 36 of 48 minutes of madhyāhna that midday.

ahargana.org/baoding/festivals/2097/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 Apr
Ahargaṇa, classicalDisc centre, no refractionSun 14 Apr
compat-drikpanchangComparison profileSun 14 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 Angeles21:07 → 18:1412:3048 min12:290 min14 Apr
Chicago23:07 → 20:1412:2748 min12:270 min14 Apr
Jersey City00:07 → 21:1412:3348 min12:330 min14 Apr
Port of Spain00:07 → 21:1411:4348 min11:420 min14 Apr
London05:07 → 02:1412:3748 min12:370 min14 Apr
Durban06:07 → 03:1411:3248 min11:320 min14 Apr
Dubai08:07 → 05:1411:5548 min11:550 min14 Apr
Delhi09:37 → 06:4411:5848 min11:580 min14 Apr
Kolkata09:37 → 06:4411:1348 min11:130 min14 Apr
Singapore12:07 → 09:1412:4148 min12:410 min14 Apr
Sydney14:07 → 11:1411:310 min11:310 min15 Apr
Suva16:07 → 13:1411:430 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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