Ruling · Gaurī Tṛtīyā (Gangaur) · 1953

Tuesday 17 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 7 min 32 s.

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 Tuesday 17 March

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 12:03  12:51 madhyāhna ends
Tṛtīyā begins 11:55:30
11:1511:3912:0312:2712:5113:1513:39

48 of 48 minutes covered

Midday of Wednesday 18 March

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:03  12:51 madhyāhna ends
11:1511:3912:0312:2712:5113:1513:39

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 11:56 on Tue 17 Mar to 08:54 on Wed 18 Mar.

    1953-03-17T03:55:30Z → 1953-03-18T00:53:40Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:03–12:51 on the 17th, 12:03–12:51 on the 18th.

    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 17th and 0 of 48 on the 18th.

    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 452 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 1953: Tuesday 17 March.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 1953 falls on Tuesday 17 March. Tṛtīyā runs from 11:56 on Tue 17 Mar to 08:54 on Wed 18 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1953/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 17 Mar
Ahargaṇa, classicalDisc centre, no refractionTue 17 Mar
compat-drikpanchangComparison profileTue 17 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 17thCoveredMadhyāhna 18thCoveredRuled
Los Angeles19:56 → 16:5411:3848 min11:370 min17 Mar
Chicago21:56 → 18:5411:3548 min11:350 min17 Mar
Jersey City22:56 → 19:5411:4148 min11:410 min17 Mar
Port of Spain23:56 → 20:5411:5148 min11:500 min17 Mar
London03:56 → 00:5411:4548 min11:450 min17 Mar
Durban05:56 → 02:5411:4048 min11:400 min17 Mar
Dubai07:56 → 04:5412:0348 min12:030 min17 Mar
Delhi09:26 → 06:2412:0648 min12:060 min17 Mar
Kolkata09:26 → 06:2411:2148 min11:210 min17 Mar
Singapore11:26 → 08:2412:1948 min12:190 min17 Mar
Sydney13:56 → 10:5411:390 min11:390 min18 Mar
Suva15:56 → 12:5411:510 min11:5048 min18 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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