Ruling · Naraka Caturdaśī (Choti Diwali) · 1934

Tuesday 6 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 404 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two dawns

One ghaṭī is 24 minutes. Aruṇodaya is 2 muhūrtas before sunrise.

Dawn of Monday 5 November

Caturdaśī is absent from aruṇodaya. Not taken.

05:00 aruṇodaya beginssunrise 06:49
04:3605:0005:2405:4806:1206:3607:00

0 of 108 minutes covered

Dawn of Tuesday 6 November

Taken. The only dawn Caturdaśī reaches.

05:01 aruṇodaya beginssunrise 06:50
04:3705:0105:2505:4906:1306:3707:01

109 of 109 minutes covered

Caturdaśī presentAruṇodaya, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 13:50 on Mon 5 Nov to 13:34 on Tue 6 Nov.

    1934-11-05T05:50:01Z → 1934-11-06T05:34:10Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:00–06:49 on the 5th, 05:01–06:50 on the 6th.

    arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 0 of 108 minutes on the 5th and 109 of 109 on the 6th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one dawn qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 24254 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 1934: Tuesday 6 November.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 1934 falls on Tuesday 6 November. Caturdaśī runs from 13:50 on Mon 5 Nov to 13:34 on Tue 6 Nov and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/1934/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 6 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 6 Nov
compat-drikpanchangComparison profileTue 6 Nov
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/naraka-chaturdashi · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Kṛṣṇa · Caturdaśī
Kāla
Aruṇodaya
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“K 14 Naraka caturdasi (covering a period of 4 ghatikas before sunrise, if occurs on two successive days, it is to be observed on the first day)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturdaśīAruṇodaya 5thCoveredAruṇodaya 6thCoveredRuled
Los Angeles21:50 → 21:3404:30106 min04:300 min5 Nov
Chicago23:50 → 23:3404:37110 min04:380 min5 Nov
Jersey City00:50 → 00:3404:42110 min04:420 min5 Nov
Port of Spain01:50 → 01:3404:2098 min04:200 min5 Nov
London05:50 → 05:3405:0470 min05:0529 min5 Nov
Durban07:50 → 07:3403:340 min03:3385 min6 Nov
Dubai09:50 → 09:3404:460 min04:46103 min6 Nov
Delhi11:20 → 11:0404:510 min04:52104 min6 Nov
Kolkata11:20 → 11:0404:010 min04:01102 min6 Nov
Singapore13:10 → 12:5404:310 min04:3196 min6 Nov
Sydney15:50 → 15:3403:290 min03:2883 min6 Nov
Suva17:50 → 17:3403:560 min03:5690 min6 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
naraka-chaturdashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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