Ruling · Dāmodara Dvādaśī · 1935

Sunday 11 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 230 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 Sunday 11 August

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

48 of 48 minutes covered

Midday of Monday 12 August

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 08:09 on Sun 11 Aug to 06:06 on Mon 12 Aug.

    1935-08-11T00:08:41Z → 1935-08-11T22:06:01Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 11th, 11:59–12:47 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: purvaviddha → only-day · margin 13825 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1935: Sunday 11 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1935 falls on Sunday 11 August. Dvādaśī runs from 08:09 on Sun 11 Aug to 06:06 on Mon 12 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1935/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 11 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 11 Aug
compat-drikpanchangComparison profileSun 11 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 11thCoveredMadhyāhna 12thCoveredRuled
Los Angeles16:09 → 14:0611:3448 min11:340 min11 Aug
Chicago19:09 → 17:0612:3148 min12:310 min11 Aug
Jersey City20:09 → 18:0612:3748 min12:370 min11 Aug
Port of Spain20:09 → 18:0611:4748 min11:470 min11 Aug
London01:09 → 23:0612:4148 min12:410 min11 Aug
Durban02:09 → 00:0611:3748 min11:370 min11 Aug
Dubai04:09 → 02:0612:0048 min12:000 min11 Aug
Delhi05:39 → 03:3612:0248 min12:020 min11 Aug
Kolkata05:39 → 03:3611:1848 min11:170 min11 Aug
Singapore07:29 → 05:2612:0648 min12:060 min11 Aug
Sydney10:09 → 08:0611:3748 min11:360 min11 Aug
Suva12:09 → 10:0611:4827 min11:480 min11 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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