Ruling · Śaṅkara Jayantī · 2049

Friday 7 May

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 94 minutes.

Decide it for

DaqingDelhiKolkataSingaporeSydneyJersey City

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Thursday 6 May

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:13  12:01 madhyāhna ends
10:2510:4911:1311:3712:0112:2512:49

0 of 48 minutes covered

Midday of Friday 7 May

Taken. The only midday Pañcamī reaches.

madhyāhna begins 11:13  12:01 madhyāhna ends
10:2510:4911:1311:3712:0112:2512:49

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 13:36 on Thu 6 May to 15:59 on Fri 7 May.

    2049-05-06T05:35:35Z → 2049-05-07T07:59:05Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:13–12:01 on the 6th, 11:13–12:01 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 5669 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Daqing, 2049: Friday 7 May.

    confidence: determinate

Say it like this

In Daqing, Śaṅkara Jayantī 2049 falls on Friday 7 May. Pañcamī runs from 13:36 on Thu 6 May to 15:59 on Fri 7 May and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2049/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 7 May
Ahargaṇa, classicalDisc centre, no refractionFri 7 May
compat-drikpanchangComparison profileFri 7 May
No institution has a recorded ruling for Daqing.

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 Angeles22:36 → 00:5912:2648 min12:260 min6 May
Chicago00:36 → 02:5912:2448 min12:240 min6 May
Jersey City01:36 → 03:5912:2948 min12:290 min6 May
Port of Spain01:36 → 03:5911:3948 min11:390 min6 May
London06:36 → 08:5912:3448 min12:340 min6 May
Durban07:36 → 09:5911:2848 min11:280 min6 May
Dubai09:36 → 11:5911:5248 min11:528 min6 May
Delhi11:06 → 13:2911:5448 min11:5448 min6 May
Kolkata11:06 → 13:2911:0948 min11:0948 min6 May
Singapore13:36 → 15:5912:370 min12:3748 min7 May
Sydney15:36 → 17:5911:280 min11:2848 min7 May
Suva17:36 → 19:5911:390 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