Ruling · Śiva Śayanotsava · 1928

Monday 2 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 538 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 2 July

Taken. The only evening Pūrṇimā reaches.

19:47 sunsetpradoṣa ends 21:00
19:2319:4720:1120:3520:5921:2321:47

73 of 73 minutes covered

Evening of Tuesday 3 July

Pūrṇimā is absent from pradoṣa. Not taken.

19:47 sunsetpradoṣa ends 21:00
19:2319:4720:1120:3520:5921:2321:47

0 of 73 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 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul.

    1928-07-02T01:13:55Z → 1928-07-03T02:48:23Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:47–21:00 on the 2nd, 19:47–21:00 on the 3rd.

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

  3. 03

    Rule

    Pūrṇimā must be present during pradoṣa. It covers 73 of 73 minutes on the 2nd and 0 of 73 on the 3rd.

    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 32301 s

  5. 05

    Ruling

    Śiva Śayanotsava, Baoding, 1928: Monday 2 July.

    confidence: determinate

Say it like this

In Baoding, Śiva Śayanotsava 1928 falls on Monday 2 July. Pūrṇimā runs from 09:14 on Mon 2 Jul to 10:48 on Tue 3 Jul and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1928/shiva-shayanotsava · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 Jul
Ahargaṇa, classicalDisc centre, no refractionMon 2 Jul
compat-drikpanchangComparison profileMon 2 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 2ndCoveredSunset 3rdCoveredRuled
Los Angeles17:14 → 18:4819:080 min19:080 min1 Jul
Chicago20:14 → 21:4820:2971 min20:290 min2 Jul
Jersey City21:14 → 22:4820:3172 min20:310 min2 Jul
Port of Spain21:14 → 22:4818:3290 min18:320 min2 Jul
London02:14 → 03:4821:2060 min21:200 min2 Jul
Durban03:14 → 04:4817:07110 min17:080 min2 Jul
Dubai05:14 → 06:4819:1283 min19:120 min2 Jul
Delhi06:44 → 08:1819:2381 min19:230 min2 Jul
Kolkata06:44 → 08:1818:2584 min18:250 min2 Jul
Singapore08:14 → 09:4818:1495 min18:140 min2 Jul
Sydney11:14 → 12:4816:57113 min16:570 min2 Jul
Suva13:14 → 14:4817:42104 min17:420 min2 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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