Ruling · Dāmodara Dvādaśī · 1948

Monday 16 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 284 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 15 August

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:58  13:46 madhyāhna ends
12:1012:3412:5813:2213:4614:1014:34

0 of 48 minutes covered

Midday of Monday 16 August

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:58  13:46 madhyāhna ends
12:1012:3412:5813:2213:4614:1014:34

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 18:31 on Sun 15 Aug to 20:08 on Mon 16 Aug.

    1948-08-15T09:30:38Z → 1948-08-16T11:07:34Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:58–13:46 on the 15th, 12:58–13:46 on the 16th.

    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 15th and 48 of 48 on the 16th.

    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 17061 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1948: Monday 16 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1948 falls on Monday 16 August. Dvādaśī runs from 18:31 on Sun 15 Aug to 20:08 on Mon 16 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1948/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 16 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 16 Aug
compat-drikpanchangComparison profileMon 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles02:31 → 04:0812:3348 min12:330 min15 Aug
Chicago04:31 → 06:0812:3148 min12:300 min15 Aug
Jersey City05:31 → 07:0812:3648 min12:360 min15 Aug
Port of Spain05:31 → 07:0811:4648 min11:460 min15 Aug
London10:31 → 12:0812:4048 min12:400 min15 Aug
Durban11:31 → 13:0811:3648 min11:3648 min15 Aug
Dubai13:31 → 15:0811:590 min11:5948 min16 Aug
Delhi15:01 → 16:3812:010 min12:0148 min16 Aug
Kolkata15:01 → 16:3811:170 min11:1748 min16 Aug
Singapore17:01 → 18:3812:150 min12:1548 min16 Aug
Sydney19:31 → 21:0811:360 min11:3648 min16 Aug
Suva21:31 → 23:0811:470 min11:4748 min16 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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