Ruling · Naraka Caturdaśī (Choti Diwali) · 2060

Saturday 23 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 345 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 22 October

Caturdaśī is absent from aruṇodaya. Not taken.

04:51 aruṇodaya beginssunrise 06:35
04:2704:5105:1505:3906:0306:2706:51

0 of 105 minutes covered

Dawn of Saturday 23 October

Taken. The only dawn Caturdaśī reaches.

04:51 aruṇodaya beginssunrise 06:36
04:2704:5105:1505:3906:0306:2706:51

105 of 105 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 12:20 on Fri 22 Oct to 14:48 on Sat 23 Oct.

    2060-10-22T04:19:51Z → 2060-10-23T06:47:56Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 04:51–06:35 on the 22nd, 04:51–06:36 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 0 of 105 minutes on the 22nd and 105 of 105 on the 23rd.

    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 20671 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 2060: Saturday 23 October.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 2060 falls on Saturday 23 October. Caturdaśī runs from 12:20 on Fri 22 Oct to 14:48 on Sat 23 Oct and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2060/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 23 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 23 Oct
compat-drikpanchangComparison profileSat 23 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 22ndCoveredAruṇodaya 23rdCoveredRuled
Los Angeles21:20 → 23:4805:22103 min05:220 min22 Oct
Chicago23:20 → 01:4805:27106 min05:270 min22 Oct
Jersey City00:20 → 02:4805:31105 min05:320 min22 Oct
Port of Spain00:20 → 02:4804:1997 min04:190 min22 Oct
London05:20 → 07:4805:48110 min05:49111 min22 Oct
Durban06:20 → 08:4803:420 min03:4288 min23 Oct
Dubai08:20 → 10:4804:400 min04:41101 min23 Oct
Delhi09:50 → 12:1804:450 min04:46102 min23 Oct
Kolkata09:50 → 12:1803:560 min03:57100 min23 Oct
Singapore12:20 → 14:4805:120 min05:1195 min23 Oct
Sydney15:20 → 17:4804:380 min04:3887 min23 Oct
Suva16:20 → 18:4804:020 min04:0191 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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