Ruling · Dāmodara Dvādaśī · 1914

Sunday 2 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 7 min 19 s.

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 2 August

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
Dvādaśī begins 12:40:42
11:1211:3612:0012:2412:4813:1213:36

7 of 48 minutes covered, the last 7

Midday of Monday 3 August

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

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 12:41 on Sun 2 Aug to 11:06 on Mon 3 Aug.

    1914-08-02T04:40:42Z → 1914-08-03T03:05:49Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 2nd, 12:00–12:48 on the 3rd.

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

  3. 03

    Rule

    Dvādaśī must be present during madhyāhna. It covers 7 of 48 minutes on the 2nd and 0 of 48 on the 3rd.

    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 439 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1914: Sunday 2 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1914 falls on Sunday 2 August. Dvādaśī runs from 12:41 on Sun 2 Aug to 11:06 on Mon 3 Aug and covers 7 of 48 minutes of madhyāhna that midday.

ahargana.org/baoding/festivals/1914/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 2 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 2 Aug
compat-drikpanchangComparison profileSun 2 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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles20:41 → 19:0611:3548 min11:350 min2 Aug
Chicago22:41 → 21:0611:3248 min11:320 min2 Aug
Jersey City23:41 → 22:0611:3848 min11:380 min2 Aug
Port of Spain00:41 → 23:0611:4848 min11:480 min2 Aug
London04:41 → 03:0611:4248 min11:420 min2 Aug
Durban06:41 → 05:0611:3848 min11:380 min2 Aug
Dubai08:22 → 06:4711:4248 min11:420 min2 Aug
Delhi10:11 → 08:3612:0348 min12:030 min2 Aug
Kolkata10:11 → 08:3611:1948 min11:190 min2 Aug
Singapore11:41 → 10:0611:4748 min11:470 min2 Aug
Sydney14:41 → 13:0611:370 min11:3748 min3 Aug
Suva16:36 → 15:0111:440 min11:4348 min3 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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