Ruling · Kokilā Vrata · 2065

Friday 17 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 365 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 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 Friday 17 July

Taken. The only late afternoon Pūrṇimā reaches.

16:47 sāyāhna beginssunset 19:41
16:2316:4717:1117:3517:5918:2318:4719:1119:3519:59

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 04:06 on Fri 17 Jul to 01:46 on Sat 18 Jul.

    2065-07-16T20:05:53Z → 2065-07-17T17:46:02Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:47–19:42 on the 16th, 16:47–19:41 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 21879 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 2065: Friday 17 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 2065 falls on Friday 17 July. Pūrṇimā runs from 04:06 on Fri 17 Jul to 01:46 on Sat 18 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2065/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 17 Jul
Ahargaṇa, classicalDisc centre, no refractionFri 17 Jul
compat-drikpanchangComparison profileFri 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 Angeles13:06 → 10:4617:14170 min17:140 min16 Jul
Chicago15:06 → 12:4617:24178 min17:240 min16 Jul
Jersey City16:06 → 13:4617:28177 min17:280 min16 Jul
Port of Spain16:06 → 13:4616:01147 min16:010 min16 Jul
London21:06 → 18:4617:564 min17:5650 min17 Jul
Durban22:06 → 19:4615:100 min15:10125 min17 Jul
Dubai00:06 → 21:4616:280 min16:28162 min17 Jul
Delhi01:36 → 23:1616:350 min16:35165 min17 Jul
Kolkata01:36 → 23:1615:430 min15:43160 min17 Jul
Singapore04:06 → 01:4616:500 min16:50146 min17 Jul
Sydney06:06 → 03:4615:040 min15:04122 min17 Jul
Suva08:06 → 05:4615:330 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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