Ruling · Ananta Caturdaśī · 1968

Thursday 5 September

Boundaryin Baoding, under the Rashtriya Panchang method. Caturdaśī reaches the first three muhūrtas after sunrise on neither day and the rule does not say what then. Say “contested”.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two mornings

One ghaṭī is 24 minutes. The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas.

Morning of Thursday 5 September

Taken. Caturdaśī reaches neither morning; this is the day it falls on.

05:50 sunrisethree muhūrtas on 08:25
Caturdaśī begins 08:15:19
05:2605:5006:1406:3807:0207:2607:5008:1408:38

10 of 154 minutes covered, the last 10

Morning of Friday 6 September

Caturdaśī holds for 66 of 154 minutes of the first three muhūrtas after sunrise, not all of it. Not taken.

05:51 sunrisethree muhūrtas on 08:25
Caturdaśī ends 06:57:28
05:2705:5106:1506:3907:0307:2707:5108:1508:39

66 of 154 minutes covered, the first 66

Caturdaśī presentThe first three muhūrtas after sunrise, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 08:15 on Thu 5 Sep to 06:57 on Fri 6 Sep.

    1968-09-05T00:15:20Z → 1968-09-05T22:57:28Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:50–08:25 on the 5th, 05:51–08:25 on the 6th.

    udaya-3: day-muhurta-1-3 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturdaśī must hold through the first three muhūrtas after sunrise. It covers 10 of 154 minutes on the 5th and 66 of 154 on the 6th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Neither morning qualifies. The day the tithi falls on is taken.

    priority: unstated → tithi-day · margin 574 s

  5. 05

    Ruling

    Ananta Caturdaśī, Baoding, 1968: Thursday 5 September.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Ananta Caturdaśī 1968 falls on Thursday 5 September. Caturdaśī runs from 08:15 on Thu 5 Sep to 06:57 on Fri 6 Sep, and reaches the first three muhūrtas after sunrise on neither day.

ahargana.org/baoding/festivals/1968/ananta-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 5 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 5 Sep
compat-drikpanchangComparison profileThu 5 Sep
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/ananta-chaturdashi · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Caturdaśī
Kāla
The first three muhūrtas after sunrise
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“S 14 Ananta caturdasi (covering three muhurtas from sunrise, but one muhurta in Bengal).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103. In Bengal the row asks for one muhūrta from sunrise; that reading is not applied.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturdaśīSunrise 5thCoveredSunrise 6thCoveredRuled
Los Angeles17:15 → 15:5706:30153 min06:300 min5 Sep
Chicago19:15 → 17:5706:21155 min06:220 min5 Sep
Jersey City20:15 → 18:5706:27155 min06:280 min5 Sep
Port of Spain20:15 → 18:5705:56147 min05:560 min5 Sep
London01:15 → 23:5706:20160 min06:210 min5 Sep
Durban02:15 → 00:5706:07139 min06:050 min5 Sep
Dubai04:15 → 02:5706:01150 min06:020 min5 Sep
Delhi05:45 → 04:2706:01151 min06:020 min5 Sep
Kolkata05:45 → 04:2705:20125 min05:210 min5 Sep
Singapore07:45 → 06:2706:3070 min06:290 min5 Sep
Sydney10:15 → 08:5706:090 min06:08138 min6 Sep
Suva12:15 → 10:5706:110 min06:10142 min6 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
ananta-chaturdashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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