Ruling · Gaurī Tṛtīyā (Gangaur) · 2020

Friday 27 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 576 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 26 March

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

0 of 48 minutes covered

Midday of Friday 27 March

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

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 22:24 on Thu 26 Mar to 00:43 on Sat 28 Mar.

    2020-03-26T14:23:48Z → 2020-03-27T16:42:55Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 26th, 12:00–12:48 on the 27th.

    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 26th and 48 of 48 on the 27th.

    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 34541 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2020: Friday 27 March.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2020 falls on Friday 27 March. Tṛtīyā runs from 22:24 on Thu 26 Mar to 00:43 on Sat 28 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2020/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 27 Mar
Ahargaṇa, classicalDisc centre, no refractionFri 27 Mar
compat-drikpanchangComparison profileFri 27 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles07:24 → 09:4312:3548 min12:340 min26 Mar
Chicago09:24 → 11:4312:3248 min12:320 min26 Mar
Jersey City10:24 → 12:4312:3848 min12:385 min26 Mar
Port of Spain10:24 → 12:4311:4848 min11:4748 min26 Mar
London14:24 → 16:4311:430 min11:4248 min27 Mar
Durban16:24 → 18:4311:370 min11:3748 min27 Mar
Dubai18:24 → 20:4312:010 min12:0048 min27 Mar
Delhi19:54 → 22:1312:030 min12:0348 min27 Mar
Kolkata19:54 → 22:1311:180 min11:1848 min27 Mar
Singapore22:24 → 00:4312:460 min12:4648 min27 Mar
Sydney01:24 → 03:4312:370 min12:3648 min27 Mar
Suva02:24 → 04:4311:480 min11:4848 min27 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

About Ahargaṇa