Ruling · Rudra Vrata · 1965

Friday 27 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 545 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 27 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 Saturday 28 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 02:50 on Fri 27 Aug to 23:19 on Fri 27 Aug.

    1965-08-26T18:50:25Z → 1965-08-27T15:19:15Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 27th, 11:55–12:43 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 32700 s

  5. 05

    Ruling

    Rudra Vrata, Baoding, 1965: Friday 27 August.

    confidence: determinate

Say it like this

In Baoding, Rudra Vrata 1965 falls on Friday 27 August. Pratipadā runs from 02:50 on Fri 27 Aug to 23:19 on Fri 27 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1965/rudra-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 27 Aug
Ahargaṇa, classicalDisc centre, no refractionFri 27 Aug
compat-drikpanchangComparison profileFri 27 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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles11:50 → 08:1912:3048 min12:300 min26 Aug
Chicago13:50 → 10:1912:280 min12:280 min27 Aug
Jersey City14:50 → 11:1912:340 min12:330 min27 Aug
Port of Spain14:50 → 11:1911:440 min11:430 min27 Aug
London19:50 → 16:1912:380 min12:3748 min27 Aug
Durban20:50 → 17:1911:340 min11:3448 min27 Aug
Dubai22:50 → 19:1911:560 min11:5648 min27 Aug
Delhi00:20 → 20:4911:590 min11:5848 min27 Aug
Kolkata00:20 → 20:4911:140 min11:1448 min27 Aug
Singapore02:20 → 22:4912:120 min12:1248 min27 Aug
Sydney04:50 → 01:1911:330 min11:3348 min27 Aug
Suva06:50 → 03:1911:440 min11:4448 min27 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

About Ahargaṇa