Ruling · Vāmana Jayantī · 2033

Tuesday 6 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 411 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 Monday 5 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 Tuesday 6 September

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:52  12:40 madhyāhna ends
11:0411:2811:5212:1612:4013:0413:28

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 21:32 on Mon 5 Sep to 19:32 on Tue 6 Sep.

    2033-09-05T13:32:26Z → 2033-09-06T11:31:33Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 5th, 11:52–12:40 on the 6th.

    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 5th and 48 of 48 on the 6th.

    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 24681 s

  5. 05

    Ruling

    Vāmana Jayantī, Baoding, 2033: Tuesday 6 September.

    confidence: determinate

Say it like this

In Baoding, Vāmana Jayantī 2033 falls on Tuesday 6 September. Dvādaśī runs from 21:32 on Mon 5 Sep to 19:32 on Tue 6 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2033/vamana-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 6 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 6 Sep
compat-drikpanchangComparison profileTue 6 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles06:32 → 04:3212:2748 min12:270 min5 Sep
Chicago08:32 → 06:3212:2548 min12:240 min5 Sep
Jersey City09:32 → 07:3212:3148 min12:300 min5 Sep
Port of Spain09:32 → 07:3211:4148 min11:400 min5 Sep
London14:32 → 12:3212:350 min12:340 min6 Sep
Durban15:32 → 13:3211:310 min11:3048 min6 Sep
Dubai17:32 → 15:3211:530 min11:5348 min6 Sep
Delhi19:02 → 17:0211:560 min11:5548 min6 Sep
Kolkata19:02 → 17:0211:110 min11:1148 min6 Sep
Singapore21:32 → 19:3212:390 min12:3948 min6 Sep
Sydney23:32 → 21:3211:300 min11:3048 min6 Sep
Suva01:32 → 23:3211:410 min11:4148 min6 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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