Ruling · Dāmodara Dvādaśī · 1965

Sunday 8 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 175 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 8 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 9 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 06:42 on Sun 8 Aug to 09:04 on Mon 9 Aug.

    1965-08-07T22:42:00Z → 1965-08-09T01:04:01Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 8th, 11:59–12:47 on the 9th.

    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 8th and 0 of 48 on the 9th.

    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 10519 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1965: Sunday 8 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1965 falls on Sunday 8 August. Dvādaśī runs from 06:42 on Sun 8 Aug to 09:04 on Mon 9 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1965/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 8 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 8 Aug
compat-drikpanchangComparison profileSun 8 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 7thCoveredMadhyāhna 9thCoveredRuled
Los Angeles15:42 → 18:0412:340 min12:340 min8 Aug
Chicago17:42 → 20:0412:320 min12:320 min8 Aug
Jersey City18:42 → 21:0412:380 min12:370 min8 Aug
Port of Spain18:42 → 21:0411:480 min11:470 min8 Aug
London23:42 → 02:0412:420 min12:410 min8 Aug
Durban00:42 → 03:0411:380 min11:370 min8 Aug
Dubai02:42 → 05:0412:000 min12:000 min8 Aug
Delhi04:12 → 06:3412:030 min12:020 min8 Aug
Kolkata04:12 → 06:3411:180 min11:180 min8 Aug
Singapore06:12 → 08:3412:160 min12:160 min8 Aug
Sydney08:42 → 11:0411:370 min11:370 min8 Aug
Suva10:42 → 13:0411:480 min11:4848 min8 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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