Ruling · Śaṅkara Jayantī · 2044

Monday 2 May

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 3 min 48 s away. Say “contested”.

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 Sunday 1 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

Midday of Monday 2 May

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
Pañcamī ends 11:55:17
11:0311:2711:5112:1512:3913:0313:27

4 of 48 minutes covered, the first 4

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

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 14:51 on Sun 1 May to 11:55 on Mon 2 May.

    2044-05-01T06:50:33Z → 2044-05-02T03:55:17Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 1st, 11:51–12:39 on the 2nd.

    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 1st and 4 of 48 on the 2nd.

    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 228 s < 300 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2044: Monday 2 May.

    confidence: boundary (margin)

Say it like this

In Baoding, Śaṅkara Jayantī 2044 falls on Monday 2 May. Pañcamī runs from 14:51 on Sun 1 May to 11:55 on Mon 2 May and covers 4 of 48 minutes of madhyāhna that midday. It is 3 min 48 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/2044/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 2 May
Ahargaṇa, classicalDisc centre, no refractionMon 2 May
compat-drikpanchangComparison profileMon 2 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 1stCoveredMadhyāhna 2ndCoveredRuled
Los Angeles23:51 → 20:5512:2648 min12:260 min1 May
Chicago01:51 → 22:5512:2448 min12:240 min1 May
Jersey City02:51 → 23:5512:3048 min12:300 min1 May
Port of Spain02:51 → 23:5511:3948 min11:390 min1 May
London07:51 → 04:5512:3448 min12:340 min1 May
Durban08:51 → 05:5511:2948 min11:290 min1 May
Dubai10:51 → 07:5511:5248 min11:520 min1 May
Delhi12:21 → 09:2511:5422 min11:540 min1 May
Kolkata12:21 → 09:2511:100 min11:100 min2 May
Singapore14:51 → 11:5512:380 min12:380 min2 May
Sydney16:51 → 13:5511:280 min11:2848 min2 May
Suva18:51 → 15:5511:390 min11:3948 min2 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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