Ruling · Dāmodara Dvādaśī · 1969

Sunday 24 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 266 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 24 August

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 of 48 minutes covered

Midday of Monday 25 August

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

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 07:30 on Sun 24 Aug to 04:17 on Mon 25 Aug.

    1969-08-23T23:30:07Z → 1969-08-24T20:17:20Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 24th, 11:56–12:44 on the 25th.

    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 24th and 0 of 48 on the 25th.

    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 15968 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1969: Sunday 24 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1969 falls on Sunday 24 August. Dvādaśī runs from 07:30 on Sun 24 Aug to 04:17 on Mon 25 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1969/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 24 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 24 Aug
compat-drikpanchangComparison profileSun 24 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 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles16:30 → 13:1712:310 min12:3146 min24 Aug
Chicago18:30 → 15:1712:290 min12:2948 min24 Aug
Jersey City19:30 → 16:1712:350 min12:3448 min24 Aug
Port of Spain19:30 → 16:1711:450 min11:4448 min24 Aug
London00:30 → 21:1712:390 min12:3848 min24 Aug
Durban01:30 → 22:1711:350 min11:3448 min24 Aug
Dubai03:30 → 00:1711:570 min11:5748 min24 Aug
Delhi05:00 → 01:4712:000 min11:5948 min24 Aug
Kolkata05:00 → 01:4711:150 min11:1548 min24 Aug
Singapore07:00 → 03:4712:130 min12:1348 min24 Aug
Sydney09:30 → 06:1711:340 min11:3448 min24 Aug
Suva11:30 → 08:1711:450 min11:4548 min24 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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