Ruling · Dāmodara Dvādaśī · 2003

Saturday 9 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 298 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 Friday 8 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

Midday of Saturday 9 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

Dvādaśī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Dvādaśī runs from 19:51 on Fri 8 Aug to 17:46 on Sat 9 Aug.

    2003-08-08T11:51:24Z → 2003-08-09T09:45:35Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 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 0 of 48 minutes on the 8th and 48 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 17888 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 2003: Saturday 9 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 2003 falls on Saturday 9 August. Dvādaśī runs from 19:51 on Fri 8 Aug to 17:46 on Sat 9 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2003/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 9 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 9 Aug
compat-drikpanchangComparison profileSat 9 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 8thCoveredMadhyāhna 9thCoveredRuled
Los Angeles04:51 → 02:4612:3448 min12:340 min8 Aug
Chicago06:51 → 04:4612:3248 min12:320 min8 Aug
Jersey City07:51 → 05:4612:3848 min12:380 min8 Aug
Port of Spain07:51 → 05:4611:4848 min11:480 min8 Aug
London12:51 → 10:4612:4238 min12:420 min8 Aug
Durban13:51 → 11:4611:380 min11:388 min9 Aug
Dubai15:51 → 13:4612:000 min12:0048 min9 Aug
Delhi17:21 → 15:1612:030 min12:0248 min9 Aug
Kolkata17:21 → 15:1611:180 min11:1848 min9 Aug
Singapore19:51 → 17:4612:460 min12:4648 min9 Aug
Sydney21:51 → 19:4611:370 min11:3748 min9 Aug
Suva23:51 → 21:4611:480 min11:4848 min9 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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