Ruling · Gaurī Tṛtīyā (Gangaur) · 2048

Thursday 16 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 259 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 Wednesday 15 April

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

0 of 48 minutes covered

Midday of Thursday 16 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

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 17:01 on Wed 15 Apr to 19:25 on Thu 16 Apr.

    2048-04-15T09:01:24Z → 2048-04-16T11:25:05Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:54–12:42 on the 15th, 11:54–12:42 on the 16th.

    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 15th and 48 of 48 on the 16th.

    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 15535 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2048: Thursday 16 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2048 falls on Thursday 16 April. Tṛtīyā runs from 17:01 on Wed 15 Apr to 19:25 on Thu 16 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2048/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 16 Apr
Ahargaṇa, classicalDisc centre, no refractionThu 16 Apr
compat-drikpanchangComparison profileThu 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles02:01 → 04:2512:2948 min12:290 min15 Apr
Chicago04:01 → 06:2512:2748 min12:270 min15 Apr
Jersey City05:01 → 07:2512:3348 min12:320 min15 Apr
Port of Spain05:01 → 07:2511:4248 min11:420 min15 Apr
London10:01 → 12:2512:3748 min12:370 min15 Apr
Durban11:01 → 13:2511:3248 min11:3148 min15 Apr
Dubai13:01 → 15:2511:550 min11:5548 min16 Apr
Delhi14:31 → 16:5511:570 min11:5748 min16 Apr
Kolkata14:31 → 16:5511:130 min11:1248 min16 Apr
Singapore17:01 → 19:2512:410 min12:4048 min16 Apr
Sydney19:01 → 21:2511:310 min11:3148 min16 Apr
Suva21:01 → 23:2511:420 min11:4248 min16 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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