Ruling · Rudra Vrata · 1992

Friday 28 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 73 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 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 Saturday 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 10:42 on Fri 28 Aug to 06:52 on Sat 29 Aug.

    1992-08-28T02:41:52Z → 1992-08-28T22:51:56Z

  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 4389 s

  5. 05

    Ruling

    Rudra Vrata, Baoding, 1992: Friday 28 August.

    confidence: determinate

Say it like this

In Baoding, Rudra Vrata 1992 falls on Friday 28 August. Pratipadā runs from 10:42 on Fri 28 Aug to 06:52 on Sat 29 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1992/rudra-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 28 Aug
Ahargaṇa, classicalDisc centre, no refractionFri 28 Aug
compat-drikpanchangComparison profileFri 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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles19:42 → 15:5212:3048 min12:290 min28 Aug
Chicago21:42 → 17:5212:2748 min12:270 min28 Aug
Jersey City22:42 → 18:5212:3348 min12:330 min28 Aug
Port of Spain22:42 → 18:5211:4348 min11:430 min28 Aug
London03:42 → 23:5212:3748 min12:370 min28 Aug
Durban04:42 → 00:5211:3348 min11:330 min28 Aug
Dubai06:42 → 02:5211:5648 min11:550 min28 Aug
Delhi08:12 → 04:2211:5848 min11:580 min28 Aug
Kolkata08:12 → 04:2211:1448 min11:130 min28 Aug
Singapore10:42 → 06:5212:4248 min12:410 min28 Aug
Sydney12:42 → 08:5211:330 min11:320 min29 Aug
Suva14:42 → 10:5211:440 min11:430 min29 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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