Ruling · Śaṅkara Jayantī · 2099

Saturday 25 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 616 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 25 April

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

48 of 48 minutes covered

Midday of Sunday 26 April

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

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 01:37 on Sat 25 Apr to 00:59 on Sun 26 Apr.

    2099-04-24T17:36:35Z → 2099-04-25T16:59:21Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 25th, 11:53–12:41 on the 26th.

    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 25th and 0 of 48 on the 26th.

    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 36978 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2099: Saturday 25 April.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī 2099 falls on Saturday 25 April. Pañcamī runs from 01:37 on Sat 25 Apr to 00:59 on Sun 26 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2099/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 25 Apr
Ahargaṇa, classicalDisc centre, no refractionSat 25 Apr
compat-drikpanchangComparison profileSat 25 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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles10:37 → 09:5912:2848 min12:280 min24 Apr
Chicago12:37 → 11:5912:2537 min12:250 min24 Apr
Jersey City13:37 → 12:5912:310 min12:3128 min25 Apr
Port of Spain13:37 → 12:5911:410 min11:4048 min25 Apr
London18:37 → 17:5912:360 min12:3548 min25 Apr
Durban19:37 → 18:5911:300 min11:3048 min25 Apr
Dubai21:37 → 20:5911:530 min11:5348 min25 Apr
Delhi23:07 → 22:2911:560 min11:5648 min25 Apr
Kolkata23:07 → 22:2911:110 min11:1148 min25 Apr
Singapore01:37 → 00:5912:390 min12:3948 min25 Apr
Sydney03:37 → 02:5911:300 min11:2948 min25 Apr
Suva05:37 → 04:5911:410 min11:4148 min25 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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