Ruling · Vāmana Jayantī · 2046

Tuesday 11 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 227 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 Tuesday 11 September

Taken. The only midday Dvādaśī reaches.

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

48 of 48 minutes covered

Midday of Wednesday 12 September

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

0 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 06:26 on Tue 11 Sep to 08:03 on Wed 12 Sep.

    2046-09-10T22:25:32Z → 2046-09-12T00:03:11Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:51–12:39 on the 11th, 11:50–12:38 on the 12th.

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

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 11th and 0 of 48 on the 12th.

    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 13622 s

  5. 05

    Ruling

    Vāmana Jayantī, Baoding, 2046: Tuesday 11 September.

    confidence: determinate

Say it like this

In Baoding, Vāmana Jayantī 2046 falls on Tuesday 11 September. Dvādaśī runs from 06:26 on Tue 11 Sep to 08:03 on Wed 12 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2046/vamana-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 11 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 11 Sep
compat-drikpanchangComparison profileTue 11 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 10thCoveredMadhyāhna 12thCoveredRuled
Los Angeles15:26 → 17:0312:260 min12:250 min11 Sep
Chicago17:26 → 19:0312:230 min12:220 min11 Sep
Jersey City18:26 → 20:0312:290 min12:280 min11 Sep
Port of Spain18:26 → 20:0311:390 min11:380 min11 Sep
London23:26 → 01:0312:330 min12:320 min11 Sep
Durban00:26 → 02:0311:290 min11:280 min11 Sep
Dubai02:26 → 04:0311:520 min11:510 min11 Sep
Delhi03:56 → 05:3311:540 min11:530 min11 Sep
Kolkata03:56 → 05:3311:090 min11:090 min11 Sep
Singapore06:26 → 08:0312:380 min12:370 min11 Sep
Sydney08:26 → 10:0311:290 min11:280 min11 Sep
Suva10:26 → 12:0311:400 min11:3924 min11 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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