Ruling · Naraka Caturdaśī (Choti Diwali) · 1942

Saturday 7 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 56 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 Saturday 7 November

Taken. The only dawn Caturdaśī reaches.

06:02 aruṇodaya beginssunrise 07:51
05:3806:0206:2606:5007:1407:3808:02

109 of 109 minutes covered

Dawn of Sunday 8 November

Caturdaśī is absent from aruṇodaya. Not taken.

06:03 aruṇodaya beginssunrise 07:52
05:3906:0306:2706:5107:1507:3908:03

0 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 05:06 on Sat 7 Nov to 02:58 on Sun 8 Nov.

    1942-11-06T20:06:09Z → 1942-11-07T17:58:19Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 06:02–07:51 on the 7th, 06:03–07:52 on the 8th.

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

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 109 of 109 minutes on the 7th and 0 of 109 on the 8th.

    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 3352 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 1942: Saturday 7 November.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 1942 falls on Saturday 7 November. Caturdaśī runs from 05:06 on Sat 7 Nov to 02:58 on Sun 8 Nov and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/1942/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 7 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 7 Nov
compat-drikpanchangComparison profileSat 7 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 6thCoveredAruṇodaya 7thCoveredRuled
Los Angeles13:06 → 10:5805:300 min05:31107 min7 Nov
Chicago15:06 → 12:5805:380 min05:39111 min7 Nov
Jersey City16:06 → 13:5805:420 min05:43110 min7 Nov
Port of Spain17:06 → 14:5805:200 min05:2198 min7 Nov
London21:06 → 18:5806:050 min06:07117 min7 Nov
Durban23:06 → 20:5804:330 min04:3385 min7 Nov
Dubai00:06 → 21:5804:460 min04:47103 min7 Nov
Delhi02:36 → 00:2805:520 min05:53105 min7 Nov
Kolkata02:36 → 00:2805:010 min05:02102 min7 Nov
Singapore05:06 → 02:5806:110 min06:1196 min7 Nov
Sydney07:06 → 04:5804:280 min04:270 min8 Nov
Suva08:06 → 05:5803:560 min03:560 min8 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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