Ruling · Gaurī Tṛtīyā (Gangaur) · 2086

Tuesday 16 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 206 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 Monday 15 April

Tṛtīyā is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

0 of 48 minutes covered

Midday of Tuesday 16 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

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 18:33 on Mon 15 Apr to 16:08 on Tue 16 Apr.

    2086-04-15T10:32:50Z → 2086-04-16T08:08:28Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 15th, 11:55–12:43 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 12356 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2086: Tuesday 16 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2086 falls on Tuesday 16 April. Tṛtīyā runs from 18:33 on Mon 15 Apr to 16:08 on Tue 16 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2086/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 16 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 16 Apr
compat-drikpanchangComparison profileTue 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 Angeles03:33 → 01:0812:2948 min12:290 min15 Apr
Chicago05:33 → 03:0812:2748 min12:270 min15 Apr
Jersey City06:33 → 04:0812:3348 min12:330 min15 Apr
Port of Spain06:33 → 04:0811:4248 min11:420 min15 Apr
London11:33 → 09:0812:3748 min12:370 min15 Apr
Durban12:33 → 10:0811:320 min11:320 min16 Apr
Dubai14:33 → 12:0811:550 min11:5514 min16 Apr
Delhi16:03 → 13:3811:580 min11:5748 min16 Apr
Kolkata16:03 → 13:3811:130 min11:1348 min16 Apr
Singapore18:33 → 16:0812:410 min12:4148 min16 Apr
Sydney20:33 → 18:0811:310 min11:3148 min16 Apr
Suva22:33 → 20:0811:430 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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