Ruling · Kokilā Vrata · 2082

Thursday 9 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 255 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 Thursday 9 July

Taken. The only late afternoon Pūrṇimā reaches.

16:49 sāyāhna beginssunset 19:46
16:2516:4917:1317:3718:0118:2518:4919:1319:3720:01

177 of 177 minutes covered

Late afternoon of Friday 10 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:49 sāyāhna beginssunset 19:45
16:2516:4917:1317:3718:0118:2518:4919:1319:3720:01

0 of 177 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 12:34 on Thu 9 Jul to 11:12 on Fri 10 Jul.

    2082-07-09T04:33:56Z → 2082-07-10T03:11:39Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:49–19:46 on the 9th, 16:49–19:45 on the 10th.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 177 of 177 minutes on the 9th and 0 of 177 on the 10th.

    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 15291 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 2082: Thursday 9 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 2082 falls on Thursday 9 July. Pūrṇimā runs from 12:34 on Thu 9 Jul to 11:12 on Fri 10 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2082/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 9 Jul
Ahargaṇa, classicalDisc centre, no refractionThu 9 Jul
compat-drikpanchangComparison profileThu 9 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 9thCoveredSāyāhna 10thCoveredRuled
Los Angeles21:34 → 20:1217:16171 min17:160 min9 Jul
Chicago23:34 → 22:1217:27180 min17:260 min9 Jul
Jersey City00:34 → 23:1217:30179 min17:300 min9 Jul
Port of Spain00:34 → 23:1216:00152 min16:010 min9 Jul
London05:34 → 04:1218:00196 min18:000 min9 Jul
Durban06:34 → 05:1215:07124 min15:080 min9 Jul
Dubai08:34 → 07:1216:29163 min16:290 min9 Jul
Delhi10:04 → 08:4216:36166 min16:360 min9 Jul
Kolkata10:04 → 08:4215:44161 min15:440 min9 Jul
Singapore12:34 → 11:1216:50146 min16:500 min9 Jul
Sydney14:34 → 13:1215:01120 min15:010 min9 Jul
Suva16:34 → 15:1215:3271 min15:320 min9 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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