Ruling · Dāmodara Dvādaśī · 1947

Thursday 28 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 220 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 Wednesday 27 August

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:56  13:44 madhyāhna ends
12:0812:3212:5613:2013:4414:0814:32

0 of 48 minutes covered

Midday of Thursday 28 August

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:55  13:43 madhyāhna ends
12:0712:3112:5513:1913:4314:0714:31

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 17:24 on Wed 27 Aug to 19:51 on Thu 28 Aug.

    1947-08-27T08:24:04Z → 1947-08-28T10:51:01Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:56–13:44 on the 27th, 12:55–13:43 on the 28th.

    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 27th and 48 of 48 on the 28th.

    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: purvaviddha → only-day · margin 13229 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1947: Thursday 28 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1947 falls on Thursday 28 August. Dvādaśī runs from 17:24 on Wed 27 Aug to 19:51 on Thu 28 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1947/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 28 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 28 Aug
compat-drikpanchangComparison profileThu 28 Aug
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/damodara-dvadashi · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Śukla · Dvādaśī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“S 12 Buddha dvadasi, Damodara dvadasi (purvaviddha), Visnu-pavitraropana.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceDvādaśīMadhyāhna 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles00:24 → 02:5111:3048 min11:300 min27 Aug
Chicago03:24 → 05:5112:2848 min12:280 min27 Aug
Jersey City04:24 → 06:5112:3448 min12:330 min27 Aug
Port of Spain04:24 → 06:5111:4448 min11:430 min27 Aug
London09:24 → 11:5112:3848 min12:370 min27 Aug
Durban10:24 → 12:5111:3448 min11:3348 min27 Aug
Dubai12:24 → 14:5111:5620 min11:5648 min27 Aug
Delhi13:54 → 16:2111:590 min11:5848 min28 Aug
Kolkata13:54 → 16:2111:140 min11:1448 min28 Aug
Singapore15:54 → 18:2112:120 min12:1248 min28 Aug
Sydney18:24 → 20:5111:330 min11:3348 min28 Aug
Suva20:24 → 22:5111:440 min11:4448 min28 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
damodara-dvadashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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