Ruling · Kokilā Vrata · 2089

Friday 22 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 55 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 Thursday 21 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:45 sāyāhna beginssunset 19:39
16:2116:4517:0917:3317:5718:2118:4519:0919:3319:57

0 of 174 minutes covered

Late afternoon of Friday 22 July

Taken. The only late afternoon Pūrṇimā reaches.

16:45 sāyāhna beginssunset 19:38
16:2116:4517:0917:3317:5718:2118:4519:0919:3319:57

173 of 173 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 20:33 on Thu 21 Jul to 22:51 on Fri 22 Jul.

    2089-07-21T12:33:29Z → 2089-07-22T14:51:18Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:45–19:39 on the 21st, 16:45–19:38 on the 22nd.

    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 174 minutes on the 21st and 173 of 173 on the 22nd.

    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 3285 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 2089: Friday 22 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 2089 falls on Friday 22 July. Pūrṇimā runs from 20:33 on Thu 21 Jul to 22:51 on Fri 22 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2089/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 22 Jul
Ahargaṇa, classicalDisc centre, no refractionFri 22 Jul
compat-drikpanchangComparison profileFri 22 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 21stCoveredSāyāhna 22ndCoveredRuled
Los Angeles05:33 → 07:5117:13169 min17:120 min21 Jul
Chicago07:33 → 09:5117:22177 min17:220 min21 Jul
Jersey City08:33 → 10:5117:26175 min17:260 min21 Jul
Port of Spain08:33 → 10:5116:01152 min16:000 min21 Jul
London13:33 → 15:5117:53191 min17:520 min21 Jul
Durban14:33 → 16:5115:12126 min15:1299 min21 Jul
Dubai16:33 → 18:5116:28156 min16:27144 min21 Jul
Delhi18:03 → 20:2116:3475 min16:34164 min22 Jul
Kolkata18:03 → 20:2115:4319 min15:43159 min22 Jul
Singapore20:33 → 22:5116:510 min16:51146 min22 Jul
Sydney22:33 → 00:5115:060 min15:07123 min22 Jul
Suva00:33 → 02:5115:350 min15:35134 min22 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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