Ruling · Śaṅkara Jayantī (Shankaracharya Jayanti) · 2040

Wednesday 16 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 386 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Tuesday 15 May

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

0 of 48 minutes covered

Midday of Wednesday 16 May

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
11:0311:2711:5112:1512:3913:0313:27

48 of 48 minutes covered

Pañcamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 19:05 on Tue 15 May to 21:36 on Wed 16 May.

    2040-05-15T11:05:15Z → 2040-05-16T13:35:41Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 15th, 11:51–12:39 on the 16th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 15th and 48 of 48 on the 16th.

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

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 23185 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2040: Wednesday 16 May.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī (Shankaracharya Jayanti) 2040 falls on Wednesday 16 May. Pañcamī runs from 19:05 on Tue 15 May to 21:36 on Wed 16 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2040/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 16 May
Ahargaṇa, classicalDisc centre, no refractionWed 16 May
compat-drikpanchangComparison profileWed 16 May
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/shankara-jayanti · ruleset 2026.3-draft

Month
Vaiśākha, amānta
Pakṣa · aṅga
Śukla · Pañcamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 5 Sankara jayanti.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles04:05 → 06:3612:2648 min12:260 min15 May
Chicago06:05 → 08:3612:2348 min12:230 min15 May
Jersey City07:05 → 09:3612:2948 min12:290 min15 May
Port of Spain07:05 → 09:3611:3948 min11:390 min15 May
London12:05 → 14:3612:3348 min12:3348 min15 May
Durban13:05 → 15:3611:280 min11:2848 min16 May
Dubai15:05 → 17:3611:510 min11:5148 min16 May
Delhi16:35 → 19:0611:540 min11:5448 min16 May
Kolkata16:35 → 19:0611:090 min11:0948 min16 May
Singapore19:05 → 21:3612:370 min12:3748 min16 May
Sydney21:05 → 23:3611:270 min11:2748 min16 May
Suva23:05 → 01:3611:390 min11:3948 min16 May
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shankara-jayanti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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