Ruling · Śaṅkara Jayantī (Shankaracharya Jayanti) · 2007

Saturday 21 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 341 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 21 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 22 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 06:12 on Sat 21 Apr to 04:09 on Sun 22 Apr.

    2007-04-20T22:11:51Z → 2007-04-21T20:09:14Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 21st, 11:53–12:41 on the 22nd.

    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 21st and 0 of 48 on the 22nd.

    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 20489 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 2007: Saturday 21 April.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī (Shankaracharya Jayanti) 2007 falls on Saturday 21 April. Pañcamī runs from 06:12 on Sat 21 Apr to 04:09 on Sun 22 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2007/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 21 Apr
Ahargaṇa, classicalDisc centre, no refractionSat 21 Apr
compat-drikpanchangComparison profileSat 21 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles15:12 → 13:0912:280 min12:2841 min21 Apr
Chicago17:12 → 15:0912:260 min12:2648 min21 Apr
Jersey City18:12 → 16:0912:320 min12:3148 min21 Apr
Port of Spain18:12 → 16:0911:410 min11:4148 min21 Apr
London23:12 → 21:0912:360 min12:3648 min21 Apr
Durban00:12 → 22:0911:310 min11:3048 min21 Apr
Dubai02:12 → 00:0911:540 min11:5448 min21 Apr
Delhi03:42 → 01:3911:560 min11:5648 min21 Apr
Kolkata03:42 → 01:3911:120 min11:1248 min21 Apr
Singapore06:12 → 04:0912:400 min12:3948 min21 Apr
Sydney08:12 → 06:0911:300 min11:3048 min21 Apr
Suva10:12 → 08:0911:410 min11:4148 min21 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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