Ruling · Naraka Caturdaśī (Choti Diwali) · 2092

Thursday 30 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 9 min 02 s.

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 29 October

Caturdaśī is absent from aruṇodaya. Not taken.

04:56 aruṇodaya beginssunrise 06:43
04:3204:5605:2005:4406:0806:3206:56

0 of 107 minutes covered

Dawn of Thursday 30 October

Taken. The only dawn Caturdaśī reaches.

04:57 aruṇodaya beginssunrise 06:44
Caturdaśī ends 06:35:14
04:3304:5705:2105:4506:0906:3306:57

98 of 107 minutes covered, the first 98

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 09:13 on Wed 29 Oct to 06:35 on Thu 30 Oct.

    2092-10-29T01:12:31Z → 2092-10-29T22:35:14Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 04:56–06:43 on the 29th, 04:57–06:44 on the 30th.

    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 107 minutes on the 29th and 98 of 107 on the 30th.

    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 542 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 2092: Thursday 30 October.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 2092 falls on Thursday 30 October. Caturdaśī runs from 09:13 on Wed 29 Oct to 06:35 on Thu 30 Oct and covers 98 of 107 minutes of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2092/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 30 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 30 Oct
compat-drikpanchangComparison profileThu 30 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 29thCoveredAruṇodaya 30thCoveredRuled
Los Angeles18:13 → 15:3505:26105 min05:270 min29 Oct
Chicago20:13 → 17:3505:33108 min05:340 min29 Oct
Jersey City21:13 → 18:3505:37108 min05:380 min29 Oct
Port of Spain21:13 → 18:3504:1998 min04:200 min29 Oct
London01:13 → 22:3504:57114 min04:590 min29 Oct
Durban03:13 → 00:3503:3786 min03:370 min29 Oct
Dubai05:13 → 02:3504:4373 min04:440 min29 Oct
Delhi06:43 → 04:0504:490 min04:490 min29 Oct
Kolkata06:43 → 04:0503:590 min03:596 min30 Oct
Singapore09:13 → 06:3505:110 min05:1184 min30 Oct
Sydney12:13 → 09:3504:330 min04:3285 min30 Oct
Suva13:13 → 10:3503:580 min03:5890 min30 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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