Ruling · Śiva Śayanotsava · 1906

Thursday 5 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 246 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 Thursday 5 July

Taken. The only evening Pūrṇimā reaches.

19:46 sunsetpradoṣa ends 21:00
19:2219:4620:1020:3420:5821:2221:46

74 of 74 minutes covered

Evening of Friday 6 July

Pūrṇimā is absent from pradoṣa. Not taken.

19:46 sunsetpradoṣa ends 21:00
19:2219:4620:1020:3420:5821:2221:46

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 15:41 on Thu 5 Jul to 12:27 on Fri 6 Jul.

    1906-07-05T07:40:48Z → 1906-07-06T04:27:22Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:46–21:00 on the 5th, 19:46–21:00 on the 6th.

    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 5th and 0 of 74 on the 6th.

    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 14738 s

  5. 05

    Ruling

    Śiva Śayanotsava, Baoding, 1906: Thursday 5 July.

    confidence: determinate

Say it like this

In Baoding, Śiva Śayanotsava 1906 falls on Thursday 5 July. Pūrṇimā runs from 15:41 on Thu 5 Jul to 12:27 on Fri 6 Jul and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1906/shiva-shayanotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 5 Jul
Ahargaṇa, classicalDisc centre, no refractionThu 5 Jul
compat-drikpanchangComparison profileThu 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/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 5thCoveredSunset 6thCoveredRuled
Los Angeles23:41 → 20:2719:0877 min19:070 min5 Jul
Chicago01:41 → 22:2719:2871 min19:280 min5 Jul
Jersey City02:41 → 23:2719:3072 min19:300 min5 Jul
Port of Spain03:41 → 00:2718:3290 min18:320 min5 Jul
London07:41 → 04:2720:1960 min20:190 min5 Jul
Durban09:41 → 06:2717:08110 min17:090 min5 Jul
Dubai11:22 → 08:0818:5383 min18:530 min5 Jul
Delhi13:11 → 09:5719:2281 min19:220 min5 Jul
Kolkata13:11 → 09:5718:2584 min18:250 min5 Jul
Singapore14:41 → 11:2718:1495 min18:140 min5 Jul
Sydney17:41 → 14:2716:5869 min16:580 min5 Jul
Suva19:36 → 16:2217:370 min17:380 min5 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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