Ruling · Naraka Caturdaśī (Choti Diwali) · 1928

Sunday 11 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 372 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 Saturday 10 November

Caturdaśī is absent from aruṇodaya. Not taken.

05:05 aruṇodaya beginssunrise 06:55
04:4105:0505:2905:5306:1706:4107:0507:29

0 of 110 minutes covered

Dawn of Sunday 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

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 13:06 on Sat 10 Nov to 15:12 on Sun 11 Nov.

    1928-11-10T05:06:25Z → 1928-11-11T07:11:38Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:05–06:55 on the 10th, 05:06–06:56 on the 11th.

    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 110 minutes on the 10th and 110 of 110 on the 11th.

    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 22294 s

  5. 05

    Ruling

    Naraka Caturdaśī, Baoding, 1928: Sunday 11 November.

    confidence: determinate

Say it like this

In Baoding, Naraka Caturdaśī (Choti Diwali) 1928 falls on Sunday 11 November. Caturdaśī runs from 13:06 on Sat 10 Nov to 15:12 on Sun 11 Nov and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/1928/naraka-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 11 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 11 Nov
compat-drikpanchangComparison profileSun 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 Angeles21:06 → 23:1204:33108 min04:340 min10 Nov
Chicago23:06 → 01:1204:42112 min04:430 min10 Nov
Jersey City00:06 → 02:1204:46111 min04:470 min10 Nov
Port of Spain01:06 → 03:1204:2199 min04:220 min10 Nov
London05:06 → 07:1205:11119 min05:13119 min10 Nov
Durban07:06 → 09:1203:310 min03:3184 min11 Nov
Dubai09:06 → 11:1204:480 min04:49104 min11 Nov
Delhi10:36 → 12:4204:550 min04:55105 min11 Nov
Kolkata10:36 → 12:4204:030 min04:04103 min11 Nov
Singapore12:06 → 14:1204:110 min04:1196 min11 Nov
Sydney15:06 → 17:1203:250 min03:2582 min11 Nov
Suva17:06 → 19:1203:550 min03:5589 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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