Ruling · Dāmodara Dvādaśī · 1988

Wednesday 24 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 232 minutes.

Decide it for

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 Wednesday 24 August

Taken. The only midday Dvādaśī reaches.

madhyāhna begins 12:56  13:44 madhyāhna ends
12:0812:3212:5613:2013:4414:0814:32

48 of 48 minutes covered

Midday of Thursday 25 August

Dvādaśī is absent from madhyāhna. Not taken.

madhyāhna begins 12:56  13:44 madhyāhna ends
12:0812:3212:5613:2013:4414:0814:32

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 09:04 on Wed 24 Aug to 06:24 on Thu 25 Aug.

    1988-08-24T00:04:18Z → 1988-08-24T21:23:49Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:56–13:44 on the 24th, 12:56–13:44 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 13912 s

  5. 05

    Ruling

    Dāmodara Dvādaśī, Baoding, 1988: Wednesday 24 August.

    confidence: determinate

Say it like this

In Baoding, Dāmodara Dvādaśī 1988 falls on Wednesday 24 August. Dvādaśī runs from 09:04 on Wed 24 Aug to 06:24 on Thu 25 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1988/damodara-dvadashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 24 Aug
Ahargaṇa, classicalDisc centre, no refractionWed 24 Aug
compat-drikpanchangComparison profileWed 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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles17:04 → 14:2412:3148 min12:310 min24 Aug
Chicago19:04 → 16:2412:2848 min12:280 min24 Aug
Jersey City20:04 → 17:2412:3448 min12:340 min24 Aug
Port of Spain20:04 → 17:2411:4448 min11:440 min24 Aug
London01:04 → 22:2412:3848 min12:380 min24 Aug
Durban02:04 → 23:2411:3448 min11:340 min24 Aug
Dubai04:04 → 01:2411:5748 min11:570 min24 Aug
Delhi05:34 → 02:5411:5948 min11:590 min24 Aug
Kolkata05:34 → 02:5411:1548 min11:140 min24 Aug
Singapore08:04 → 05:2412:4348 min12:430 min24 Aug
Sydney10:04 → 07:2411:3448 min11:330 min24 Aug
Suva12:04 → 09:2411:4529 min11:450 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

About Ahargaṇa