Ruling · Śiva Śayanotsava · 2076

Wednesday 15 July

Boundaryin Baoding, under the Rashtriya Panchang method. Pūrṇimā reaches pradoṣa on neither day and the rule does not say what then. Say “contested”.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Wednesday 15 July

Taken. Pūrṇimā reaches neither evening; this is the day it falls on.

19:42 sunsetpradoṣa ends 20:58
19:1819:4220:0620:3020:5421:1821:42

0 of 75 minutes covered

Evening of Thursday 16 July

Pūrṇimā is absent from pradoṣa. Not taken.

19:42 sunsetpradoṣa ends 20:57
19:1819:4220:0620:3020:5421:1821:42

0 of 75 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pūrṇimā runs from 21:44 on Wed 15 Jul to 18:13 on Thu 16 Jul.

    2076-07-15T13:44:19Z → 2076-07-16T10:13:05Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:42–20:58 on the 15th, 19:42–20:57 on the 16th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pūrṇimā must be present during pradoṣa. It covers 0 of 75 minutes on the 15th and 0 of 75 on the 16th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Neither evening qualifies. The day the tithi falls on is taken.

    priority: unstated → tithi-day · margin 2796 s

  5. 05

    Ruling

    Śiva Śayanotsava, Baoding, 2076: Wednesday 15 July.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Śiva Śayanotsava 2076 falls on Wednesday 15 July. Pūrṇimā runs from 21:44 on Wed 15 Jul to 18:13 on Thu 16 Jul, and reaches pradoṣa on neither day.

ahargana.org/baoding/festivals/2076/shiva-shayanotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 15 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 15 Jul
compat-drikpanchangComparison profileWed 15 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/shiva-shayanotsava · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Pūrṇimā
Kāla
Pradoṣa
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.

PlacePūrṇimāSunset 15thCoveredSunset 16thCoveredRuled
Los Angeles06:44 → 03:1320:0479 min20:040 min15 Jul
Chicago08:44 → 05:1320:2373 min20:230 min15 Jul
Jersey City09:44 → 06:1320:2674 min20:250 min15 Jul
Port of Spain09:44 → 06:1318:3391 min18:330 min15 Jul
London14:44 → 11:1321:1063 min21:090 min15 Jul
Durban15:44 → 12:1317:15109 min17:150 min15 Jul
Dubai17:44 → 14:1319:1184 min19:110 min15 Jul
Delhi19:14 → 15:4319:2182 min19:200 min15 Jul
Kolkata19:14 → 15:4318:2435 min18:240 min15 Jul
Singapore21:44 → 18:1319:160 min19:160 min15 Jul
Sydney23:44 → 20:1317:050 min17:05111 min16 Jul
Suva01:44 → 22:1317:470 min17:47103 min16 Jul
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shiva-shayanotsava@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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