Ruling · Vāmana Jayantī · 1946

Sunday 8 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 339 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 7 September

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:52  13:40 madhyāhna ends
12:0412:2812:5213:1613:4014:0414:28

0 of 48 minutes covered

Midday of Sunday 8 September

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:52  13:40 madhyāhna ends
12:0412:2812:5213:1613:4014:0414:28

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 19:19 on Sat 7 Sep to 20:14 on Sun 8 Sep.

    1946-09-07T10:18:37Z → 1946-09-08T11:14:07Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:52–13:40 on the 7th, 12:52–13:40 on the 8th.

    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 7th and 48 of 48 on the 8th.

    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 20312 s

  5. 05

    Ruling

    Vāmana Jayantī, Baoding, 1946: Sunday 8 September.

    confidence: determinate

Say it like this

In Baoding, Vāmana Jayantī 1946 falls on Sunday 8 September. Dvādaśī runs from 19:19 on Sat 7 Sep to 20:14 on Sun 8 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1946/vamana-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 8 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 8 Sep
compat-drikpanchangComparison profileSun 8 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles02:19 → 03:1411:2748 min11:260 min7 Sep
Chicago05:19 → 06:1412:2448 min12:240 min7 Sep
Jersey City06:19 → 07:1412:3048 min12:300 min7 Sep
Port of Spain06:19 → 07:1411:4048 min11:400 min7 Sep
London11:19 → 12:1412:3448 min12:340 min7 Sep
Durban12:19 → 13:1411:300 min11:3048 min8 Sep
Dubai14:19 → 15:1411:530 min11:5248 min8 Sep
Delhi15:49 → 16:4411:550 min11:5548 min8 Sep
Kolkata15:49 → 16:4411:110 min11:1048 min8 Sep
Singapore17:49 → 18:4412:090 min12:0848 min8 Sep
Sydney20:19 → 21:1411:300 min11:2948 min8 Sep
Suva22:19 → 23:1411:410 min11:4048 min8 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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