Ruling · Rudra Vrata · 2034

Wednesday 13 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 645 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 Wednesday 13 September

Taken. The only midday Pratipadā reaches.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

48 of 48 minutes covered

Midday of Thursday 14 September

Pratipadā is absent from madhyāhna. Not taken.

madhyāhna begins 11:50  12:38 madhyāhna ends
11:0211:2611:5012:1412:3813:0213:26

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 00:14 on Wed 13 Sep to 01:05 on Thu 14 Sep.

    2034-09-12T16:13:50Z → 2034-09-13T17:04:33Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:50–12:38 on the 13th, 11:50–12:38 on the 14th.

    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 13th and 0 of 48 on the 14th.

    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 38698 s

  5. 05

    Ruling

    Rudra Vrata, Baoding, 2034: Wednesday 13 September.

    confidence: determinate

Say it like this

In Baoding, Rudra Vrata 2034 falls on Wednesday 13 September. Pratipadā runs from 00:14 on Wed 13 Sep to 01:05 on Thu 14 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2034/rudra-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 13 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 13 Sep
compat-drikpanchangComparison profileWed 13 Sep
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 12thCoveredMadhyāhna 13thCoveredRuled
Los Angeles09:14 → 10:0512:2548 min12:250 min12 Sep
Chicago11:14 → 12:0512:2248 min12:220 min12 Sep
Jersey City12:14 → 13:0512:2848 min12:2837 min12 Sep
Port of Spain12:14 → 13:0511:3812 min11:3848 min12 Sep
London17:14 → 18:0512:320 min12:3248 min13 Sep
Durban18:14 → 19:0511:280 min11:2848 min13 Sep
Dubai20:14 → 21:0511:510 min11:5148 min13 Sep
Delhi21:44 → 22:3511:530 min11:5348 min13 Sep
Kolkata21:44 → 22:3511:090 min11:0848 min13 Sep
Singapore00:14 → 01:0512:370 min12:3748 min13 Sep
Sydney02:14 → 03:0511:280 min11:2748 min13 Sep
Suva04:14 → 05:0511:390 min11:3948 min13 Sep
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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