Ruling · Ananta Caturdaśī · 1978

Friday 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 Friday 15 September

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

05:59 sunrisethree muhūrtas on 08:29
Caturdaśī begins 08:36:25
05:3505:5906:2306:4707:1107:3507:5908:2308:47

0 of 150 minutes covered

Morning of Saturday 16 September

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

06:00 sunrisethree muhūrtas on 08:29
Caturdaśī ends 05:41:28
05:3606:0006:2406:4807:1207:3608:0008:2408:48

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 08:36 on Fri 15 Sep to 05:41 on Sat 16 Sep.

    1978-09-15T00:36:26Z → 1978-09-15T21:41:29Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:59–08:29 on the 15th, 06:00–08:29 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 0 of 150 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 462 s

  5. 05

    Ruling

    Ananta Caturdaśī, Baoding, 1978: Friday 15 September.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Ananta Caturdaśī 1978 falls on Friday 15 September. Caturdaśī runs from 08:36 on Fri 15 Sep to 05:41 on Sat 16 Sep, and reaches the first three muhūrtas after sunrise on neither day.

ahargana.org/baoding/festivals/1978/ananta-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 15 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 15 Sep
compat-drikpanchangComparison profileFri 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 15thCoveredSunrise 16thCoveredRuled
Los Angeles17:36 → 14:4106:36149 min06:370 min15 Sep
Chicago19:36 → 16:4106:31150 min06:320 min15 Sep
Jersey City20:36 → 17:4106:37150 min06:380 min15 Sep
Port of Spain20:36 → 17:4105:56146 min05:560 min15 Sep
London01:36 → 22:4106:35152 min06:370 min15 Sep
Durban02:36 → 23:4105:55143 min05:540 min15 Sep
Dubai04:36 → 01:4106:05148 min06:050 min15 Sep
Delhi06:06 → 03:1106:06148 min06:060 min15 Sep
Kolkata06:06 → 03:1105:23104 min05:240 min15 Sep
Singapore08:06 → 05:1106:2746 min06:260 min15 Sep
Sydney10:36 → 07:4105:560 min05:54107 min15 Sep
Suva12:36 → 09:4106:030 min06:02144 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