Ruling · Śaṅkara Jayantī (Shankaracharya Jayanti) · 1973

Monday 7 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 8 min 42 s.

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 6 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

Midday of Monday 7 May

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:51  12:39 madhyāhna ends
Pañcamī ends 12:47:41
11:0311:2711:5112:1512:3913:0313:27

48 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 15:32 on Sun 6 May to 12:48 on Mon 7 May.

    1973-05-06T07:31:36Z → 1973-05-07T04:47:41Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 6th, 11:51–12:39 on the 7th.

    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 6th and 48 of 48 on the 7th.

    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 522 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 1973: Monday 7 May.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī (Shankaracharya Jayanti) 1973 falls on Monday 7 May. Pañcamī runs from 15:32 on Sun 6 May to 12:48 on Mon 7 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1973/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 7 May
Ahargaṇa, classicalDisc centre, no refractionMon 7 May
compat-drikpanchangComparison profileMon 7 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 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles00:32 → 21:4812:2648 min12:260 min6 May
Chicago02:32 → 23:4812:2448 min12:230 min6 May
Jersey City03:32 → 00:4812:2948 min12:290 min6 May
Port of Spain03:32 → 00:4811:3948 min11:390 min6 May
London08:32 → 05:4812:3448 min12:340 min6 May
Durban09:32 → 06:4811:2848 min11:280 min6 May
Dubai11:32 → 08:4811:5248 min11:510 min6 May
Delhi13:02 → 10:1811:540 min11:540 min7 May
Kolkata13:02 → 10:1811:090 min11:090 min7 May
Singapore15:02 → 12:1812:070 min12:0711 min7 May
Sydney17:32 → 14:4811:280 min11:2848 min7 May
Suva19:32 → 16:4811:390 min11:3948 min7 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