Ruling · Ananta Caturdaśī · 2016

Thursday 15 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 15 September

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

06:00 sunrisethree muhūrtas on 08:29
Caturdaśī begins 07:57:16
05:3606:0006:2406:4807:1207:3608:0008:2408:48

32 of 149 minutes covered, the last 32

Morning of Friday 16 September

Caturdaśī is absent from the first three muhūrtas after sunrise. Not taken.

06:01 sunrisethree muhūrtas on 08:29
Caturdaśī ends 05:45:32
05:3706:0106:2506:4907:1307:3708:0108:2508:49

0 of 149 minutes covered

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 07:57 on Thu 15 Sep to 05:46 on Fri 16 Sep.

    2016-09-14T23:57:17Z → 2016-09-15T21:45:33Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:00–08:29 on the 15th, 06:01–08:29 on the 16th.

    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 32 of 149 minutes on the 15th and 0 of 149 on the 16th.

    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 906 s

  5. 05

    Ruling

    Ananta Caturdaśī, Baoding, 2016: Thursday 15 September.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Ananta Caturdaśī 2016 falls on Thursday 15 September. Caturdaśī runs from 07:57 on Thu 15 Sep to 05:46 on Fri 16 Sep, and reaches the first three muhūrtas after sunrise on neither day.

ahargana.org/baoding/festivals/2016/ananta-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 15 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 15 Sep
compat-drikpanchangComparison profileThu 15 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 14thCoveredSunrise 15thCoveredRuled
Los Angeles16:57 → 14:4606:360 min06:37148 min15 Sep
Chicago18:57 → 16:4606:310 min06:32149 min15 Sep
Jersey City19:57 → 17:4606:370 min06:38149 min15 Sep
Port of Spain19:57 → 17:4605:560 min05:56146 min15 Sep
London00:57 → 22:4606:350 min06:36152 min15 Sep
Durban01:57 → 23:4605:550 min05:54143 min15 Sep
Dubai03:57 → 01:4606:050 min06:05147 min15 Sep
Delhi05:27 → 03:1606:060 min06:06148 min15 Sep
Kolkata05:27 → 03:1605:230 min05:23143 min15 Sep
Singapore07:57 → 05:4606:570 min06:5684 min15 Sep
Sydney09:57 → 07:4605:560 min05:550 min15 Sep
Suva11:57 → 09:4606:030 min06:020 min16 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

About Ahargaṇa