Ruling · Śaṅkara Jayantī · 2081

Tuesday 13 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 584 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 Tuesday 13 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 Wednesday 14 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 02:07 on Tue 13 May to 00:22 on Wed 14 May.

    2081-05-12T18:07:15Z → 2081-05-13T16:21:59Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 13th, 11:51–12:39 on the 14th.

    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 13th and 0 of 48 on the 14th.

    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 35031 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2081: Tuesday 13 May.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī 2081 falls on Tuesday 13 May. Pañcamī runs from 02:07 on Tue 13 May to 00:22 on Wed 14 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2081/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 13 May
Ahargaṇa, classicalDisc centre, no refractionTue 13 May
compat-drikpanchangComparison profileTue 13 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 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles11:07 → 09:2212:2648 min12:260 min12 May
Chicago13:07 → 11:2212:244 min12:240 min12 May
Jersey City14:07 → 12:2212:290 min12:290 min13 May
Port of Spain14:07 → 12:2211:390 min11:3943 min13 May
London19:07 → 17:2212:340 min12:3448 min13 May
Durban20:07 → 18:2211:280 min11:2848 min13 May
Dubai22:07 → 20:2211:520 min11:5248 min13 May
Delhi23:37 → 21:5211:540 min11:5448 min13 May
Kolkata23:37 → 21:5211:090 min11:0948 min13 May
Singapore02:07 → 00:2212:370 min12:3748 min13 May
Sydney04:07 → 02:2211:280 min11:2848 min13 May
Suva06:07 → 04:2211:390 min11:3948 min13 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

About Ahargaṇa