Ruling · Śaṅkara Jayantī · 2090

Thursday 4 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 579 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 Thursday 4 May

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

48 of 48 minutes covered

Midday of Friday 5 May

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

0 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 02:12 on Thu 4 May to 00:58 on Fri 5 May.

    2090-05-03T18:12:25Z → 2090-05-04T16:58:28Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 4th, 11:52–12:40 on the 5th.

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

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 48 of 48 minutes on the 4th and 0 of 48 on the 5th.

    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 34750 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2090: Thursday 4 May.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī 2090 falls on Thursday 4 May. Pañcamī runs from 02:12 on Thu 4 May to 00:58 on Fri 5 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2090/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 4 May
Ahargaṇa, classicalDisc centre, no refractionThu 4 May
compat-drikpanchangComparison profileThu 4 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 3rdCoveredMadhyāhna 4thCoveredRuled
Los Angeles11:12 → 09:5812:2648 min12:260 min3 May
Chicago13:12 → 11:5812:240 min12:240 min4 May
Jersey City14:12 → 12:5812:300 min12:3029 min4 May
Port of Spain14:12 → 12:5811:390 min11:3948 min4 May
London19:12 → 17:5812:340 min12:3448 min4 May
Durban20:12 → 18:5811:290 min11:2948 min4 May
Dubai22:12 → 20:5811:520 min11:5248 min4 May
Delhi23:42 → 22:2811:540 min11:5448 min4 May
Kolkata23:42 → 22:2811:100 min11:1048 min4 May
Singapore02:12 → 00:5812:380 min12:3848 min4 May
Sydney04:12 → 02:5811:280 min11:2848 min4 May
Suva06:12 → 04:5811:390 min11:3948 min4 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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