Ruling · Kokilā Vrata · 1982

Monday 5 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 77 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 5 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

178 of 178 minutes covered

Late afternoon of Tuesday 6 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:49 sāyāhna beginssunset 19:46
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 13:00 on Mon 5 Jul to 15:32 on Tue 6 Jul.

    1982-07-05T04:59:45Z → 1982-07-06T07:31:36Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:49–19:46 on the 5th, 16:49–19:46 on the 6th.

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

  3. 03

    Rule

    Pūrṇimā must be present during sāyāhna. It covers 178 of 178 minutes on the 5th and 0 of 177 on the 6th.

    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 4631 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 1982: Monday 5 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 1982 falls on Monday 5 July. Pūrṇimā runs from 13:00 on Mon 5 Jul to 15:32 on Tue 6 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1982/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 5 Jul
Ahargaṇa, classicalDisc centre, no refractionMon 5 Jul
compat-drikpanchangComparison profileMon 5 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 5thCoveredSāyāhna 6thCoveredRuled
Los Angeles22:00 → 00:3217:16172 min17:150 min5 Jul
Chicago00:00 → 02:3217:27181 min17:270 min5 Jul
Jersey City01:00 → 03:3217:30180 min17:300 min5 Jul
Port of Spain01:00 → 03:3216:00153 min16:000 min5 Jul
London06:00 → 08:3218:01198 min18:010 min5 Jul
Durban07:00 → 09:3215:05123 min15:060 min5 Jul
Dubai09:00 → 11:3216:29164 min16:290 min5 Jul
Delhi10:30 → 13:0216:36167 min16:360 min5 Jul
Kolkata10:30 → 13:0215:43162 min15:430 min5 Jul
Singapore13:00 → 15:3216:48146 min16:490 min5 Jul
Sydney15:00 → 17:3214:59119 min14:59120 min6 Jul
Suva17:00 → 19:3215:3043 min15:30133 min6 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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