Ruling · Gaurī Tṛtīyā (Gangaur) · 2054

Friday 10 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 23 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 Friday 10 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
Tṛtīyā begins 12:19:26
11:0811:3211:5612:2012:4413:0813:32

24 of 48 minutes covered, the last 24

Midday of Saturday 11 April

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
Tṛtīyā ends 11:32:31
11:0811:3211:5612:2012:4413:0813:32

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 12:19 on Fri 10 Apr to 11:33 on Sat 11 Apr.

    2054-04-10T04:19:26Z → 2054-04-11T03:32:32Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 10th, 11:56–12:44 on the 11th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Tṛtīyā must be present during madhyāhna. It covers 24 of 48 minutes on the 10th and 0 of 48 on the 11th.

    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 1386 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2054: Friday 10 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2054 falls on Friday 10 April. Tṛtīyā runs from 12:19 on Fri 10 Apr to 11:33 on Sat 11 Apr and covers 24 of 48 minutes of madhyāhna that midday.

ahargana.org/baoding/festivals/2054/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 10 Apr
Ahargaṇa, classicalDisc centre, no refractionFri 10 Apr
compat-drikpanchangComparison profileFri 10 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 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles21:19 → 20:3312:3048 min12:300 min10 Apr
Chicago23:19 → 22:3312:2848 min12:280 min10 Apr
Jersey City00:19 → 23:3312:3448 min12:340 min10 Apr
Port of Spain00:19 → 23:3311:4348 min11:430 min10 Apr
London05:19 → 04:3312:3848 min12:380 min10 Apr
Durban06:19 → 05:3311:3348 min11:330 min10 Apr
Dubai08:19 → 07:3311:5648 min11:560 min10 Apr
Delhi09:49 → 09:0311:5948 min11:580 min10 Apr
Kolkata09:49 → 09:0311:1448 min11:140 min10 Apr
Singapore12:19 → 11:3312:4248 min12:420 min10 Apr
Sydney14:19 → 13:3311:320 min11:3248 min11 Apr
Suva16:19 → 15:3311:440 min11:4348 min11 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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