Ruling · Naraka Caturdaśī (Choti Diwali) · 2014

Wednesday 22 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 14 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 Wednesday 22 October

Taken. Both dawns qualify; the rule takes the first.

04:50 aruṇodaya beginssunrise 06:34
04:2604:5005:1405:3806:0206:2606:50

104 of 104 minutes covered

Dawn of Thursday 23 October

Qualifies with 14 of 105 minutes. Not taken.

04:51 aruṇodaya beginssunrise 06:35
Caturdaśī ends 05:05:03
04:2704:5105:1505:3906:0306:2706:51

14 of 105 minutes covered, the first 14

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 03:43 on Wed 22 Oct to 05:05 on Thu 23 Oct.

    2014-10-21T19:42:46Z → 2014-10-22T21:05:04Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 04:50–06:34 on the 22nd, 04:51–06:35 on the 23rd.

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

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 104 of 104 minutes on the 22nd and 14 of 105 on the 23rd.

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

  4. 04

    Tie-break

    Both dawns qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 858 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 2014: Wednesday 22 October.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 2014 falls on Wednesday 22 October. Caturdaśī runs from 03:43 on Wed 22 Oct to 05:05 on Thu 23 Oct and covers all of aruṇodaya that dawn. It also reaches the next dawn for 14 minutes; by the rule the first dawn is taken.

ahargana.org/baoding/festivals/2014/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 22 Oct
Ahargaṇa, classicalDisc centre, no refractionWed 22 Oct
compat-drikpanchangComparison profileWed 22 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 21stCoveredAruṇodaya 22ndCoveredRuled
Los Angeles12:43 → 14:0505:210 min05:21103 min22 Oct
Chicago14:43 → 16:0505:250 min05:26106 min22 Oct
Jersey City15:43 → 17:0505:300 min05:30105 min22 Oct
Port of Spain15:43 → 17:0504:180 min04:1897 min22 Oct
London20:43 → 22:0505:460 min05:47110 min22 Oct
Durban21:43 → 23:0503:440 min03:4388 min22 Oct
Dubai23:43 → 01:0504:400 min04:40101 min22 Oct
Delhi01:13 → 02:3504:440 min04:45101 min22 Oct
Kolkata01:13 → 02:3503:560 min03:56100 min22 Oct
Singapore03:43 → 05:0505:120 min05:1295 min22 Oct
Sydney06:43 → 08:0504:400 min04:390 min23 Oct
Suva07:43 → 09:0504:020 min04:020 min23 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

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