Ruling · Kokilā Vrata · 2012

Tuesday 3 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 425 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 2 July

Pūrṇimā is absent from sāyāhna. Not taken.

16:49 sāyāhna beginssunset 19:47
16:2516:4917:1317:3718:0118:2518:4919:1319:3720:01

0 of 178 minutes covered

Late afternoon of Tuesday 3 July

Taken. The only late afternoon Pūrṇimā reaches.

16:49 sāyāhna beginssunset 19:47
16:2516:4917:1317:3718:0118:2518:4919:1319:3720:01

178 of 178 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 05:52 on Tue 3 Jul to 02:52 on Wed 4 Jul.

    2012-07-02T21:51:38Z → 2012-07-03T18:51:52Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:49–19:47 on the 2nd, 16:49–19:47 on the 3rd.

    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 178 minutes on the 2nd and 178 of 178 on the 3rd.

    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 25508 s

  5. 05

    Ruling

    Kokilā Vrata, Baoding, 2012: Tuesday 3 July.

    confidence: determinate

Say it like this

In Baoding, Kokilā Vrata 2012 falls on Tuesday 3 July. Pūrṇimā runs from 05:52 on Tue 3 Jul to 02:52 on Wed 4 Jul and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2012/kokila-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 3 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 3 Jul
compat-drikpanchangComparison profileTue 3 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 2ndCoveredSāyāhna 3rdCoveredRuled
Los Angeles14:52 → 11:5217:16172 min17:160 min2 Jul
Chicago16:52 → 13:5217:27182 min17:270 min2 Jul
Jersey City17:52 → 14:5217:31159 min17:310 min2 Jul
Port of Spain17:52 → 14:5215:5940 min15:590 min2 Jul
London22:52 → 19:5218:020 min18:02110 min3 Jul
Durban23:52 → 20:5215:050 min15:05123 min3 Jul
Dubai01:52 → 22:5216:290 min16:29164 min3 Jul
Delhi03:22 → 00:2216:360 min16:36167 min3 Jul
Kolkata03:22 → 00:2215:430 min15:43162 min3 Jul
Singapore05:52 → 02:5216:480 min16:48146 min3 Jul
Sydney07:52 → 04:5214:580 min14:58119 min3 Jul
Suva09:52 → 06:5215:290 min15:30133 min3 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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