Ruling · Rudra Vrata · 2061

Wednesday 14 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 432 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 14 September

Taken. The only midday Pratipadā reaches.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

48 of 48 minutes covered

Midday of Thursday 15 September

Pratipadā is absent from madhyāhna. Not taken.

madhyāhna begins 11:49  12:37 madhyāhna ends
11:0111:2511:4912:1312:3713:0113:25

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 04:38 on Wed 14 Sep to 04:31 on Thu 15 Sep.

    2061-09-13T20:37:57Z → 2061-09-14T20:31:04Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:49–12:37 on the 14th, 11:49–12:37 on the 15th.

    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 14th and 0 of 48 on the 15th.

    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 25890 s

  5. 05

    Ruling

    Rudra Vrata, Baoding, 2061: Wednesday 14 September.

    confidence: determinate

Say it like this

In Baoding, Rudra Vrata 2061 falls on Wednesday 14 September. Pratipadā runs from 04:38 on Wed 14 Sep to 04:31 on Thu 15 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2061/rudra-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 14 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 14 Sep
compat-drikpanchangComparison profileWed 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles13:38 → 13:3112:240 min12:2448 min14 Sep
Chicago15:38 → 15:3112:220 min12:2248 min14 Sep
Jersey City16:38 → 16:3112:280 min12:2748 min14 Sep
Port of Spain16:38 → 16:3111:380 min11:3748 min14 Sep
London21:38 → 21:3112:320 min12:3248 min14 Sep
Durban22:38 → 22:3111:280 min11:2848 min14 Sep
Dubai00:38 → 00:3111:510 min11:5048 min14 Sep
Delhi02:08 → 02:0111:530 min11:5248 min14 Sep
Kolkata02:08 → 02:0111:080 min11:0848 min14 Sep
Singapore04:38 → 04:3112:370 min12:3648 min14 Sep
Sydney06:38 → 06:3111:270 min11:2748 min14 Sep
Suva08:38 → 08:3111:380 min11:3848 min14 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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