Ruling · Gaurī Tṛtīyā (Gangaur) · 2078

Thursday 14 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 92 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 Thursday 14 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 Friday 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 10:23 on Thu 14 Apr to 07:05 on Fri 15 Apr.

    2078-04-14T02:23:03Z → 2078-04-14T23:05:15Z

  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 48 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 5515 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2078: Thursday 14 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2078 falls on Thursday 14 April. Tṛtīyā runs from 10:23 on Thu 14 Apr to 07:05 on Fri 15 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2078/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 14 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 14 Apr
compat-drikpanchangComparison profileThu 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 Angeles19:23 → 16:0512:3048 min12:290 min14 Apr
Chicago21:23 → 18:0512:2748 min12:270 min14 Apr
Jersey City22:23 → 19:0512:3348 min12:330 min14 Apr
Port of Spain22:23 → 19:0511:4348 min11:420 min14 Apr
London03:23 → 00:0512:3748 min12:370 min14 Apr
Durban04:23 → 01:0511:3248 min11:320 min14 Apr
Dubai06:23 → 03:0511:5548 min11:550 min14 Apr
Delhi07:53 → 04:3511:5848 min11:580 min14 Apr
Kolkata07:53 → 04:3511:1348 min11:130 min14 Apr
Singapore10:23 → 07:0512:4148 min12:410 min14 Apr
Sydney12:23 → 09:0511:310 min11:310 min15 Apr
Suva14:23 → 11:0511:430 min11:420 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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