Ruling · Śiva Śayanotsava · 1968

Tuesday 9 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 310 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 Tuesday 9 July

Taken. The only evening Pūrṇimā reaches.

19:45 sunsetpradoṣa ends 20:59
19:2119:4520:0920:3320:5721:2121:45

74 of 74 minutes covered

Evening of Wednesday 10 July

Pūrṇimā is absent from pradoṣa. Not taken.

19:45 sunsetpradoṣa ends 20:59
19:2119:4520:0920:3320:5721:2121:45

0 of 74 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 14:35 on Tue 9 Jul to 11:18 on Wed 10 Jul.

    1968-07-09T06:35:19Z → 1968-07-10T03:17:37Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:45–20:59 on the 9th, 19:45–20:59 on the 10th.

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

  3. 03

    Rule

    Pūrṇimā must be present during pradoṣa. It covers 74 of 74 minutes on the 9th and 0 of 74 on the 10th.

    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 18594 s

  5. 05

    Ruling

    Śiva Śayanotsava, Baoding, 1968: Tuesday 9 July.

    confidence: determinate

Say it like this

In Baoding, Śiva Śayanotsava 1968 falls on Tuesday 9 July. Pūrṇimā runs from 14:35 on Tue 9 Jul to 11:18 on Wed 10 Jul and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1968/shiva-shayanotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 9 Jul
Ahargaṇa, classicalDisc centre, no refractionTue 9 Jul
compat-drikpanchangComparison profileTue 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/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 9thCoveredSunset 10thCoveredRuled
Los Angeles23:35 → 20:1820:0711 min20:060 min9 Jul
Chicago01:35 → 22:1820:2772 min20:260 min9 Jul
Jersey City02:35 → 23:1820:2973 min20:280 min9 Jul
Port of Spain02:35 → 23:1818:3290 min18:320 min9 Jul
London07:35 → 04:1821:1661 min21:150 min9 Jul
Durban08:35 → 05:1817:11109 min17:110 min9 Jul
Dubai10:35 → 07:1819:1283 min19:120 min9 Jul
Delhi12:05 → 08:4819:2281 min19:220 min9 Jul
Kolkata12:05 → 08:4818:2585 min18:250 min9 Jul
Singapore14:05 → 10:4818:4595 min18:450 min9 Jul
Sydney16:35 → 13:1817:00112 min17:010 min9 Jul
Suva18:35 → 15:1817:4452 min17:440 min9 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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