Ruling · Ananta Caturdaśī · 2020

Tuesday 1 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 176 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 Monday 31 August

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

05:46 sunrisethree muhūrtas on 08:23
05:2205:4606:1006:3406:5807:2207:4608:1008:34

0 of 157 minutes covered

Morning of Tuesday 1 September

Taken. The only morning Caturdaśī reaches.

05:47 sunrisethree muhūrtas on 08:24
05:2305:4706:1106:3506:5907:2307:4708:1108:35

156 of 156 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 11:19 on Mon 31 Aug to 12:09 on Tue 1 Sep.

    2020-08-31T03:19:12Z → 2020-09-01T04:09:18Z

  2. 02

    Kāla

    The first three muhūrtas after sunrise is first 3 of 15 day muhūrtas: 05:46–08:23 on the 31st, 05:47–08:24 on the 1st.

    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 157 minutes on the 31st and 156 of 156 on the 1st.

    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 10565 s

  5. 05

    Ruling

    Ananta Caturdaśī, Baoding, 2020: Tuesday 1 September.

    confidence: determinate

Say it like this

In Baoding, Ananta Caturdaśī 2020 falls on Tuesday 1 September. Caturdaśī runs from 11:19 on Mon 31 Aug to 12:09 on Tue 1 Sep and covers all of the first three muhūrtas after sunrise that morning.

ahargana.org/baoding/festivals/2020/ananta-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 1 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 1 Sep
compat-drikpanchangComparison profileTue 1 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 31stCoveredSunrise 1stCoveredRuled
Los Angeles20:19 → 21:0906:27154 min06:270 min31 Aug
Chicago22:19 → 23:0906:16158 min06:170 min31 Aug
Jersey City23:19 → 00:0906:23157 min06:240 min31 Aug
Port of Spain23:19 → 00:0905:57148 min05:570 min31 Aug
London04:19 → 05:0906:12163 min06:140 min31 Aug
Durban05:19 → 06:0906:12138 min06:110 min31 Aug
Dubai07:19 → 08:0905:5972 min06:00129 min31 Aug
Delhi08:49 → 09:3905:590 min05:59153 min1 Sep
Kolkata08:49 → 09:3905:190 min05:19151 min1 Sep
Singapore11:19 → 12:0907:010 min07:01146 min1 Sep
Sydney13:19 → 14:0906:150 min06:14137 min1 Sep
Suva15:19 → 16:0906:150 min06:14141 min1 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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