Ruling · Śaṅkara Jayantī (Shankaracharya Jayanti) · 2019

Thursday 9 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 502 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 9 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

Midday of Friday 10 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

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 03:29 on Thu 9 May to 01:57 on Fri 10 May.

    2019-05-08T19:29:20Z → 2019-05-09T17:56:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 9th, 11:51–12:39 on the 10th.

    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 9th and 0 of 48 on the 10th.

    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 30096 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2019: Thursday 9 May.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī (Shankaracharya Jayanti) 2019 falls on Thursday 9 May. Pañcamī runs from 03:29 on Thu 9 May to 01:57 on Fri 10 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2019/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 9 May
Ahargaṇa, classicalDisc centre, no refractionThu 9 May
compat-drikpanchangComparison profileThu 9 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 8thCoveredMadhyāhna 9thCoveredRuled
Los Angeles12:29 → 10:5712:2644 min12:260 min8 May
Chicago14:29 → 12:5712:230 min12:2334 min9 May
Jersey City15:29 → 13:5712:290 min12:2948 min9 May
Port of Spain15:29 → 13:5711:390 min11:3948 min9 May
London20:29 → 18:5712:340 min12:3448 min9 May
Durban21:29 → 19:5711:280 min11:2848 min9 May
Dubai23:29 → 21:5711:510 min11:5148 min9 May
Delhi00:59 → 23:2711:540 min11:5448 min9 May
Kolkata00:59 → 23:2711:090 min11:0948 min9 May
Singapore03:29 → 01:5712:370 min12:3748 min9 May
Sydney05:29 → 03:5711:280 min11:2748 min9 May
Suva07:29 → 05:5711:390 min11:3948 min9 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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