Ruling · Śiva Śayanotsava · 1992

Tuesday 14 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 248 minutes.

Decide it for

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 Monday 13 July

Pūrṇimā is absent from pradoṣa. Not taken.

19:44 sunsetpradoṣa ends 20:58
19:2019:4420:0820:3220:5621:2021:44

0 of 75 minutes covered

Evening of Tuesday 14 July

Taken. The only evening Pūrṇimā reaches.

19:43 sunsetpradoṣa ends 20:58
19:1919:4320:0720:3120:5521:1921:43

75 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 01:06 on Tue 14 Jul to 03:06 on Wed 15 Jul.

    1992-07-13T17:05:50Z → 1992-07-14T19:06:17Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:44–20:58 on the 13th, 19:43–20:58 on the 14th.

    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 13th and 75 of 75 on the 14th.

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

  4. 04

    Tie-break

    Only one evening qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 14852 s

  5. 05

    Ruling

    Śiva Śayanotsava, Baoding, 1992: Tuesday 14 July.

    confidence: determinate

Say it like this

In Baoding, Śiva Śayanotsava 1992 falls on Tuesday 14 July. Pūrṇimā runs from 01:06 on Tue 14 Jul to 03:06 on Wed 15 Jul and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1992/shiva-shayanotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 14 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 14 Jul
compat-drikpanchangComparison profileTue 14 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 13thCoveredSunset 14thCoveredRuled
Los Angeles10:06 → 12:0620:0578 min20:050 min13 Jul
Chicago12:06 → 14:0620:2573 min20:240 min13 Jul
Jersey City13:06 → 15:0620:2773 min20:260 min13 Jul
Port of Spain13:06 → 15:0618:3291 min18:320 min13 Jul
London18:06 → 20:0621:1362 min21:120 min13 Jul
Durban19:06 → 21:0617:130 min17:13109 min14 Jul
Dubai21:06 → 23:0619:110 min19:1184 min14 Jul
Delhi22:36 → 00:3619:210 min19:2182 min14 Jul
Kolkata22:36 → 00:3618:240 min18:2485 min14 Jul
Singapore01:06 → 03:0619:160 min19:1695 min14 Jul
Sydney03:06 → 05:0617:030 min17:03111 min14 Jul
Suva05:06 → 07:0617:450 min17:46103 min14 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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