Ruling · Vāmana Jayantī · 2052

Thursday 5 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 103 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 Thursday 5 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

Midday of Friday 6 September

Dvādaśī is absent from madhyāhna. Not taken.

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

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 09:33 on Thu 5 Sep to 10:09 on Fri 6 Sep.

    2052-09-05T01:33:15Z → 2052-09-06T02:08:57Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:52–12:40 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 48 of 48 minutes on the 5th and 0 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 6192 s

  5. 05

    Ruling

    Vāmana Jayantī, Baoding, 2052: Thursday 5 September.

    confidence: determinate

Say it like this

In Baoding, Vāmana Jayantī 2052 falls on Thursday 5 September. Dvādaśī runs from 09:33 on Thu 5 Sep to 10:09 on Fri 6 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2052/vamana-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 5 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 5 Sep
compat-drikpanchangComparison profileThu 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles18:33 → 19:0912:2748 min12:270 min5 Sep
Chicago20:33 → 21:0912:2548 min12:240 min5 Sep
Jersey City21:33 → 22:0912:3048 min12:300 min5 Sep
Port of Spain21:33 → 22:0911:4048 min11:400 min5 Sep
London02:33 → 03:0912:3548 min12:340 min5 Sep
Durban03:33 → 04:0911:3148 min11:300 min5 Sep
Dubai05:33 → 06:0911:5348 min11:530 min5 Sep
Delhi07:03 → 07:3911:5548 min11:550 min5 Sep
Kolkata07:03 → 07:3911:1148 min11:110 min5 Sep
Singapore09:33 → 10:0912:3948 min12:390 min5 Sep
Sydney11:33 → 12:0911:3045 min11:3039 min5 Sep
Suva13:33 → 14:0911:410 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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