Ruling · Ananta Caturdaśī · 1921

Friday 16 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 156 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 Thursday 15 September

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

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

0 of 150 minutes covered

Morning of Friday 16 September

Taken. The only morning Caturdaśī reaches.

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

149 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 11:04 on Thu 15 Sep to 13:19 on Fri 16 Sep.

    1921-09-15T03:04:12Z → 1921-09-16T05:19:16Z

  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 149 of 149 on the 16th.

    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 9337 s

  5. 05

    Ruling

    Ananta Caturdaśī, Baoding, 1921: Friday 16 September.

    confidence: determinate

Say it like this

In Baoding, Ananta Caturdaśī 1921 falls on Friday 16 September. Caturdaśī runs from 11:04 on Thu 15 Sep to 13:19 on Fri 16 Sep and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/baoding/festivals/1921/ananta-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 16 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 16 Sep
compat-drikpanchangComparison profileFri 16 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 Angeles19:04 → 21:1905:36149 min05:370 min15 Sep
Chicago22:04 → 00:1906:30150 min06:310 min15 Sep
Jersey City23:04 → 01:1906:37150 min06:380 min15 Sep
Port of Spain23:04 → 01:1905:56146 min05:560 min15 Sep
London04:04 → 06:1906:35152 min06:360 min15 Sep
Durban05:04 → 07:1905:55142 min05:5485 min15 Sep
Dubai07:04 → 09:1906:0588 min06:05147 min16 Sep
Delhi08:34 → 10:4906:060 min06:06148 min16 Sep
Kolkata08:34 → 10:4905:230 min05:23147 min16 Sep
Singapore10:04 → 12:1905:570 min05:56145 min16 Sep
Sydney13:04 → 15:1905:560 min05:55142 min16 Sep
Suva15:04 → 17:1906:030 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

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