Ruling · Gaurī Tṛtīyā (Gangaur) · 1966

Friday 25 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 201 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 Thursday 24 March

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

0 of 48 minutes covered

Midday of Friday 25 March

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

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 16:10 on Thu 24 Mar to 17:21 on Fri 25 Mar.

    1966-03-24T08:09:46Z → 1966-03-25T09:20:39Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:01–12:49 on the 24th, 12:01–12:49 on the 25th.

    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 24th and 48 of 48 on the 25th.

    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 12047 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 1966: Friday 25 March.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 1966 falls on Friday 25 March. Tṛtīyā runs from 16:10 on Thu 24 Mar to 17:21 on Fri 25 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1966/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 25 Mar
Ahargaṇa, classicalDisc centre, no refractionFri 25 Mar
compat-drikpanchangComparison profileFri 25 Mar
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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles00:10 → 01:2111:3648 min11:350 min24 Mar
Chicago02:10 → 03:2111:3348 min11:330 min24 Mar
Jersey City03:10 → 04:2111:3948 min11:390 min24 Mar
Port of Spain04:10 → 05:2111:4948 min11:480 min24 Mar
London09:10 → 10:2112:4348 min12:430 min24 Mar
Durban10:10 → 11:2111:3848 min11:380 min24 Mar
Dubai12:10 → 13:2112:0140 min12:0148 min25 Mar
Delhi13:40 → 14:5112:040 min12:0348 min25 Mar
Kolkata13:40 → 14:5111:190 min11:1948 min25 Mar
Singapore15:40 → 16:5112:170 min12:1748 min25 Mar
Sydney18:10 → 19:2111:370 min11:3748 min25 Mar
Suva20:10 → 21:2111:490 min11:4848 min25 Mar
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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