Ruling · Kokilā Vrata · 2040

Monday 23 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 164 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 23 July

Taken. The only late afternoon Pūrṇimā reaches.

16:44 sāyāhna beginssunset 19:37
16:2016:4417:0817:3217:5618:2018:4419:0819:3219:56

173 of 173 minutes covered

Late afternoon of Tuesday 24 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:44 sāyāhna beginssunset 19:36
16:2016:4417:0817:3217:5618:2018:4419:0819:3219:56

0 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 14:00 on Mon 23 Jul to 10:06 on Tue 24 Jul.

    2040-07-23T06:00:01Z → 2040-07-24T02:05:41Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:44–19:37 on the 23rd, 16:44–19:36 on the 24th.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 173 of 173 minutes on the 23rd and 0 of 173 on the 24th.

    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 9839 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 2040: Monday 23 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 2040 falls on Monday 23 July. Pūrṇimā runs from 14:00 on Mon 23 Jul to 10:06 on Tue 24 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2040/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 23 Jul
Ahargaṇa, classicalDisc centre, no refractionMon 23 Jul
compat-drikpanchangComparison profileMon 23 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 23rdCoveredSāyāhna 24thCoveredRuled
Los Angeles23:00 → 19:0617:12114 min17:110 min23 Jul
Chicago01:00 → 21:0617:21176 min17:200 min23 Jul
Jersey City02:00 → 22:0617:25175 min17:240 min23 Jul
Port of Spain02:00 → 22:0616:00152 min16:000 min23 Jul
London07:00 → 03:0617:51190 min17:500 min23 Jul
Durban08:00 → 04:0615:12126 min15:120 min23 Jul
Dubai10:00 → 06:0616:27161 min16:270 min23 Jul
Delhi11:30 → 07:3616:33164 min16:330 min23 Jul
Kolkata11:30 → 07:3615:42159 min15:420 min23 Jul
Singapore14:00 → 10:0616:50146 min16:500 min23 Jul
Sydney16:00 → 12:0615:0670 min15:070 min23 Jul
Suva18:00 → 14:0615:350 min15:350 min23 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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