Ruling · Kokilā Vrata · 1932

Sunday 17 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 565 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two late afternoons

One ghaṭī is 24 minutes. Sāyāhna is last 3 of 15 day muhūrtas.

Late afternoon of Saturday 16 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:47 sāyāhna beginssunset 19:42
16:2316:4717:1117:3517:5918:2318:4719:1119:3519:59

0 of 175 minutes covered

Late afternoon of Sunday 17 July

Taken. The only late afternoon Pūrṇimā reaches.

16:46 sāyāhna beginssunset 19:42
16:2216:4617:1017:3417:5818:2218:4619:1019:3419:58

175 of 175 minutes covered

Pūrṇimā presentSāyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 07:04 on Sun 17 Jul to 05:06 on Mon 18 Jul.

    1932-07-16T23:04:01Z → 1932-07-17T21:06:14Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:47–19:42 on the 16th, 16:46–19:42 on the 17th.

    sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 0 of 175 minutes on the 16th and 175 of 175 on the 17th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one late afternoon qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 33881 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 1932: Sunday 17 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 1932 falls on Sunday 17 July. Pūrṇimā runs from 07:04 on Sun 17 Jul to 05:06 on Mon 18 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1932/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 17 Jul
Ahargaṇa, classicalDisc centre, no refractionSun 17 Jul
compat-drikpanchangComparison profileSun 17 Jul
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/kokila-vrata · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Sāyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePūrṇimāSāyāhna 16thCoveredSāyāhna 17thCoveredRuled
Los Angeles15:04 → 13:0616:14170 min16:140 min16 Jul
Chicago18:04 → 16:0617:24139 min17:240 min16 Jul
Jersey City19:04 → 17:0617:2881 min17:280 min16 Jul
Port of Spain19:04 → 17:0616:000 min16:0066 min17 Jul
London00:04 → 22:0617:560 min17:56193 min17 Jul
Durban01:04 → 23:0615:090 min15:09125 min17 Jul
Dubai03:04 → 01:0616:280 min16:28162 min17 Jul
Delhi04:34 → 02:3616:350 min16:35165 min17 Jul
Kolkata04:34 → 02:3615:430 min15:43160 min17 Jul
Singapore06:04 → 04:0615:500 min15:50146 min17 Jul
Sydney09:04 → 07:0615:030 min15:03121 min17 Jul
Suva11:04 → 09:0615:330 min15:33134 min17 Jul
Profile · tradition
pac-rp@2026.1 · smarta
Rule
kokila-vrata@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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