Ruling · Vāmana Jayantī · 1976

Sunday 5 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 391 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 4 September

Dvādaśī 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

Midday of Sunday 5 September

Taken. The only midday Dvādaśī reaches.

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

48 of 48 minutes covered

Dvādaśī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 19:30 on Sat 4 Sep to 19:11 on Sun 5 Sep.

    1976-09-04T11:30:04Z → 1976-09-05T11:11:26Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 4th, 11:53–12:41 on the 5th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 0 of 48 minutes on the 4th and 48 of 48 on the 5th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 23454 s

  5. 05

    Ruling

    Vāmana Jayantī, Baoding, 1976: Sunday 5 September.

    confidence: determinate

Say it like this

In Baoding, Vāmana Jayantī 1976 falls on Sunday 5 September. Dvādaśī runs from 19:30 on Sat 4 Sep to 19:11 on Sun 5 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1976/vamana-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 5 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 5 Sep
compat-drikpanchangComparison profileSun 5 Sep
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/vamana-jayanti · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“S 12 Visnuparivartanotsava, Sakrotthana (in any of the naksatras U. Asadha, Sravana & Dhanistha), Kalki dvadasi, Sravana dvadasi (when combined with naksatra Sravana), Vamana jayanti (madhyahna vyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles04:30 → 04:1112:2848 min12:270 min4 Sep
Chicago06:30 → 06:1112:2548 min12:250 min4 Sep
Jersey City07:30 → 07:1112:3148 min12:300 min4 Sep
Port of Spain07:30 → 07:1111:4148 min11:410 min4 Sep
London12:30 → 12:1112:3548 min12:350 min4 Sep
Durban13:30 → 13:1111:310 min11:3148 min5 Sep
Dubai15:30 → 15:1111:540 min11:5348 min5 Sep
Delhi17:00 → 16:4111:560 min11:5648 min5 Sep
Kolkata17:00 → 16:4111:110 min11:1148 min5 Sep
Singapore19:00 → 18:4112:100 min12:0948 min5 Sep
Sydney21:30 → 21:1111:300 min11:3048 min5 Sep
Suva23:30 → 23:1111:420 min11:4148 min5 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vamana-jayanti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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