Ruling · Gaurī Tṛtīyā (Gangaur) · 2002

Monday 15 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 203 minutes.

Decide it for

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

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

Midday of Tuesday 16 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

Tṛtīyā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Tṛtīyā runs from 07:07 on Mon 15 Apr to 08:32 on Tue 16 Apr.

    2002-04-14T23:07:13Z → 2002-04-16T00:31:38Z

  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 48 of 48 minutes on the 15th and 0 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 12164 s

  5. 05

    Ruling

    Gaurī Tṛtīyā, Baoding, 2002: Monday 15 April.

    confidence: determinate

Say it like this

In Baoding, Gaurī Tṛtīyā (Gangaur) 2002 falls on Monday 15 April. Tṛtīyā runs from 07:07 on Mon 15 Apr to 08:32 on Tue 16 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2002/gauri-tritiya · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 15 Apr
Ahargaṇa, classicalDisc centre, no refractionMon 15 Apr
compat-drikpanchangComparison profileMon 15 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 14thCoveredMadhyāhna 16thCoveredRuled
Los Angeles16:07 → 17:3212:290 min12:290 min15 Apr
Chicago18:07 → 19:3212:270 min12:270 min15 Apr
Jersey City19:07 → 20:3212:330 min12:320 min15 Apr
Port of Spain19:07 → 20:3211:420 min11:420 min15 Apr
London00:07 → 01:3212:370 min12:370 min15 Apr
Durban01:07 → 02:3211:320 min11:320 min15 Apr
Dubai03:07 → 04:3211:550 min11:550 min15 Apr
Delhi04:37 → 06:0211:580 min11:570 min15 Apr
Kolkata04:37 → 06:0211:130 min11:130 min15 Apr
Singapore07:07 → 08:3212:410 min12:400 min15 Apr
Sydney09:07 → 10:3211:310 min11:310 min15 Apr
Suva11:07 → 12:3211:430 min11:4248 min15 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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