Ruling · Gaurī Tṛtīyā (Gangaur) · 1983

Saturday 16 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 26 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 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 Saturday 16 April

Taken. The only midday Tṛtīyā reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
Tṛtīyā ends 13:08:12
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 14:25 on Fri 15 Apr to 13:08 on Sat 16 Apr.

    1983-04-15T06:25:04Z → 1983-04-16T05:08:12Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 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 1544 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 1983: Saturday 16 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 1983 falls on Saturday 16 April. Tṛtīyā runs from 14:25 on Fri 15 Apr to 13:08 on Sat 16 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1983/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 16 Apr
Ahargaṇa, classicalDisc centre, no refractionSat 16 Apr
compat-drikpanchangComparison profileSat 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 Angeles22:25 → 21:0811:2948 min11:290 min15 Apr
Chicago00:25 → 23:0811:2748 min11:270 min15 Apr
Jersey City01:25 → 00:0811:3348 min11:330 min15 Apr
Port of Spain02:25 → 01:0811:4248 min11:420 min15 Apr
London07:25 → 06:0812:3748 min12:370 min15 Apr
Durban08:25 → 07:0811:3248 min11:320 min15 Apr
Dubai10:25 → 09:0811:5548 min11:550 min15 Apr
Delhi11:55 → 10:3811:5848 min11:570 min15 Apr
Kolkata11:55 → 10:3811:136 min11:130 min15 Apr
Singapore14:25 → 13:0812:410 min12:4128 min16 Apr
Sydney16:25 → 15:0811:310 min11:3148 min16 Apr
Suva18:25 → 17:0811:420 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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