Ruling · Naraka Caturdaśī (Choti Diwali) · 1932

Friday 28 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 38 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 Friday 28 October

Taken. The only dawn Caturdaśī reaches.

04:54 aruṇodaya beginssunrise 06:41
Caturdaśī begins 06:02:49
04:3004:5405:1805:4206:0606:3006:54

38 of 106 minutes covered, the last 38

Dawn of Saturday 29 October

Caturdaśī is absent from aruṇodaya. Not taken.

04:55 aruṇodaya beginssunrise 06:42
04:3104:5505:1905:4306:0706:3106:55

0 of 107 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 06:03 on Fri 28 Oct to 02:39 on Sat 29 Oct.

    1932-10-27T22:02:49Z → 1932-10-28T18:38:50Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 04:54–06:41 on the 28th, 04:55–06:42 on the 29th.

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

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 38 of 106 minutes on the 28th and 0 of 107 on the 29th.

    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 2269 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 1932: Friday 28 October.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 1932 falls on Friday 28 October. Caturdaśī runs from 06:03 on Fri 28 Oct to 02:39 on Sat 29 Oct and covers 38 of 106 minutes of aruṇodaya that dawn.

ahargana.org/baoding/festivals/1932/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 28 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 28 Oct
compat-drikpanchangComparison profileFri 28 Oct
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 27thCoveredAruṇodaya 28thCoveredRuled
Los Angeles14:03 → 10:3904:240 min04:25105 min28 Oct
Chicago16:03 → 12:3904:300 min04:31108 min28 Oct
Jersey City17:03 → 13:3904:340 min04:35107 min28 Oct
Port of Spain18:03 → 14:3904:190 min04:1998 min28 Oct
London22:03 → 18:3904:530 min04:54113 min28 Oct
Durban00:03 → 20:3903:390 min03:3987 min28 Oct
Dubai02:03 → 22:3904:420 min04:42102 min28 Oct
Delhi03:33 → 00:0904:470 min04:48103 min28 Oct
Kolkata03:33 → 00:0903:580 min03:58101 min28 Oct
Singapore05:03 → 01:3904:110 min04:1144 min28 Oct
Sydney08:03 → 04:3903:350 min03:340 min29 Oct
Suva10:03 → 06:3904:000 min03:590 min29 Oct
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

About Ahargaṇa