Ruling · Ananta Caturdaśī · 1920

Monday 27 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 108 minutes.

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 Sunday 26 September

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

06:09 sunrisethree muhūrtas on 08:33
05:4506:0906:3306:5707:2107:4508:0908:3308:57

0 of 144 minutes covered

Morning of Monday 27 September

Taken. The only morning Caturdaśī reaches.

06:10 sunrisethree muhūrtas on 08:34
05:4606:1006:3406:5807:2207:4608:1008:3408:58

144 of 144 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 10:21 on Sun 26 Sep to 10:25 on Mon 27 Sep.

    1920-09-26T02:21:09Z → 1920-09-27T02:24:32Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 06:09–08:33 on the 26th, 06:10–08:34 on the 27th.

    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 144 minutes on the 26th and 144 of 144 on the 27th.

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

  4. 04

    Tie-break

    Only one morning qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 6484 s

  5. 05

    Ruling

    Ananta Caturdaśī, Baoding, 1920: Monday 27 September.

    confidence: determinate

Say it like this

In Baoding, Ananta Caturdaśī 1920 falls on Monday 27 September. Caturdaśī runs from 10:21 on Sun 26 Sep to 10:25 on Mon 27 Sep and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/baoding/festivals/1920/ananta-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 27 Sep
Ahargaṇa, classicalDisc centre, no refractionMon 27 Sep
compat-drikpanchangComparison profileMon 27 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 26thCoveredSunrise 27thCoveredRuled
Los Angeles18:21 → 18:2505:44144 min05:450 min26 Sep
Chicago21:21 → 21:2506:42144 min06:430 min26 Sep
Jersey City22:21 → 22:2506:48144 min06:490 min26 Sep
Port of Spain22:21 → 22:2505:55145 min05:550 min26 Sep
London03:21 → 03:2506:53144 min06:540 min26 Sep
Durban04:21 → 04:2505:41147 min05:400 min26 Sep
Dubai06:21 → 06:2506:09132 min06:0915 min26 Sep
Delhi07:51 → 07:5506:1145 min06:12103 min26 Sep
Kolkata07:51 → 07:5505:260 min05:27144 min27 Sep
Singapore09:21 → 09:2505:530 min05:53145 min27 Sep
Sydney12:21 → 12:2505:400 min05:39147 min27 Sep
Suva14:21 → 14:2505:530 min05:53146 min27 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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