Ruling · Śaṅkara Jayantī · 2031

Saturday 26 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 150 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 Saturday 26 April

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 Sunday 27 April

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 06:55 on Sat 26 Apr to 09:22 on Sun 27 Apr.

    2031-04-25T22:54:53Z → 2031-04-27T01:22:16Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 on the 26th, 11:52–12:40 on the 27th.

    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 26th and 0 of 48 on the 27th.

    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 8998 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2031: Saturday 26 April.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī 2031 falls on Saturday 26 April. Pañcamī runs from 06:55 on Sat 26 Apr to 09:22 on Sun 27 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2031/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 26 Apr
Ahargaṇa, classicalDisc centre, no refractionSat 26 Apr
compat-drikpanchangComparison profileSat 26 Apr
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 25thCoveredMadhyāhna 27thCoveredRuled
Los Angeles15:55 → 18:2212:270 min12:270 min26 Apr
Chicago17:55 → 20:2212:250 min12:250 min26 Apr
Jersey City18:55 → 21:2212:310 min12:300 min26 Apr
Port of Spain18:55 → 21:2211:400 min11:400 min26 Apr
London23:55 → 02:2212:350 min12:350 min26 Apr
Durban00:55 → 03:2211:300 min11:290 min26 Apr
Dubai02:55 → 05:2211:530 min11:530 min26 Apr
Delhi04:25 → 06:5211:550 min11:550 min26 Apr
Kolkata04:25 → 06:5211:110 min11:100 min26 Apr
Singapore06:55 → 09:2212:390 min12:380 min26 Apr
Sydney08:55 → 11:2211:290 min11:290 min26 Apr
Suva10:55 → 13:2211:400 min11:4048 min26 Apr
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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