Ruling · Naraka Caturdaśī (Choti Diwali) · 2042

Tuesday 11 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 186 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 Tuesday 11 November

Taken. The only dawn Caturdaśī reaches.

05:06 aruṇodaya beginssunrise 06:56
04:4205:0605:3005:5406:1806:4207:0607:30

110 of 110 minutes covered

Dawn of Wednesday 12 November

Caturdaśī is absent from aruṇodaya. Not taken.

05:07 aruṇodaya beginssunrise 06:57
04:4305:0705:3105:5506:1906:4307:0707:31

0 of 111 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 23:20 on Mon 10 Nov to 02:00 on Wed 12 Nov.

    2042-11-10T15:20:09Z → 2042-11-11T18:00:17Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:06–06:56 on the 11th, 05:07–06:57 on the 12th.

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

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 110 of 110 minutes on the 11th and 0 of 111 on the 12th.

    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 11187 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 2042: Tuesday 11 November.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 2042 falls on Tuesday 11 November. Caturdaśī runs from 23:20 on Mon 10 Nov to 02:00 on Wed 12 Nov and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2042/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 11 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 11 Nov
compat-drikpanchangComparison profileTue 11 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 10thCoveredAruṇodaya 11thCoveredRuled
Los Angeles07:20 → 10:0004:340 min04:34108 min11 Nov
Chicago09:20 → 12:0004:430 min04:44112 min11 Nov
Jersey City10:20 → 13:0004:470 min04:47112 min11 Nov
Port of Spain11:20 → 14:0004:210 min04:2299 min11 Nov
London15:20 → 18:0005:120 min05:13119 min11 Nov
Durban17:20 → 20:0003:310 min03:3184 min11 Nov
Dubai19:20 → 22:0004:480 min04:49104 min11 Nov
Delhi20:50 → 23:3004:550 min04:55105 min11 Nov
Kolkata20:50 → 23:3004:030 min04:04103 min11 Nov
Singapore23:20 → 02:0005:110 min05:1196 min11 Nov
Sydney02:20 → 05:0004:250 min04:2582 min11 Nov
Suva03:20 → 06:0003:550 min03:5489 min11 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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