Ruling · Rudra Vrata · 2003

Thursday 28 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 629 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 Thursday 28 August

Taken. The only midday Pratipadā reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

48 of 48 minutes covered

Midday of Friday 29 August

Pratipadā is absent from madhyāhna. Not taken.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 01:26 on Thu 28 Aug to 23:33 on Thu 28 Aug.

    2003-08-27T17:26:21Z → 2003-08-28T15:32:52Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 28th, 11:55–12:43 on the 29th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.

    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 37734 s

  5. 05

    Ruling

    Rudra Vrata, Baoding, 2003: Thursday 28 August.

    confidence: determinate

Say it like this

In Baoding, Rudra Vrata 2003 falls on Thursday 28 August. Pratipadā runs from 01:26 on Thu 28 Aug to 23:33 on Thu 28 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2003/rudra-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 28 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 28 Aug
compat-drikpanchangComparison profileThu 28 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/rudra-vrata · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Pratipadā
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“S 1 Rudra vrata (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePratipadāMadhyāhna 27thCoveredMadhyāhna 28thCoveredRuled
Los Angeles10:26 → 08:3312:3048 min12:300 min27 Aug
Chicago12:26 → 10:3312:2848 min12:270 min27 Aug
Jersey City13:26 → 11:3312:340 min12:330 min28 Aug
Port of Spain13:26 → 11:3311:440 min11:430 min28 Aug
London18:26 → 16:3312:380 min12:3748 min28 Aug
Durban19:26 → 17:3311:340 min11:3348 min28 Aug
Dubai21:26 → 19:3311:560 min11:5648 min28 Aug
Delhi22:56 → 21:0311:590 min11:5848 min28 Aug
Kolkata22:56 → 21:0311:140 min11:1448 min28 Aug
Singapore01:26 → 23:3312:420 min12:4248 min28 Aug
Sydney03:26 → 01:3311:330 min11:3348 min28 Aug
Suva05:26 → 03:3311:440 min11:4448 min28 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rudra-vrata@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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