Ruling · Kokilā Vrata · 2067

Tuesday 26 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 76 minutes.

Decide it for

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 Monday 25 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:43 sāyāhna beginssunset 19:36
16:1916:4317:0717:3117:5518:1918:4319:0719:3119:55

0 of 173 minutes covered

Late afternoon of Tuesday 26 July

Taken. The only late afternoon Pūrṇimā reaches.

16:43 sāyāhna beginssunset 19:35
Pūrṇimā ends 17:59:25
16:1916:4317:0717:3117:5518:1918:4319:0719:3119:55

76 of 172 minutes covered, the first 76

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 21:47 on Mon 25 Jul to 17:59 on Tue 26 Jul.

    2067-07-25T13:46:59Z → 2067-07-26T09:59:25Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:43–19:36 on the 25th, 16:43–19:35 on the 26th.

    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 173 minutes on the 25th and 76 of 172 on the 26th.

    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 4588 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 2067: Tuesday 26 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 2067 falls on Tuesday 26 July. Pūrṇimā runs from 21:47 on Mon 25 Jul to 17:59 on Tue 26 Jul and covers 76 of 172 minutes of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2067/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 26 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 26 Jul
compat-drikpanchangComparison profileTue 26 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 25thCoveredSāyāhna 26thCoveredRuled
Los Angeles06:47 → 02:5917:11168 min17:110 min25 Jul
Chicago08:47 → 04:5917:20175 min17:200 min25 Jul
Jersey City09:47 → 05:5917:24174 min17:240 min25 Jul
Port of Spain09:47 → 05:5916:00151 min16:000 min25 Jul
London14:47 → 10:5917:50189 min17:490 min25 Jul
Durban15:47 → 11:5915:1393 min15:130 min25 Jul
Dubai17:47 → 13:5916:2781 min16:260 min25 Jul
Delhi19:17 → 15:2916:330 min16:330 min25 Jul
Kolkata19:17 → 15:2915:420 min15:420 min25 Jul
Singapore21:47 → 17:5916:500 min16:5069 min26 Jul
Sydney23:47 → 19:5915:070 min15:08124 min26 Jul
Suva01:47 → 21:5915:350 min15:35135 min26 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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