Ruling · Aghora Caturdaśī · 1972

Wednesday 6 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 307 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Tuesday 5 September

Caturdaśī is absent from pradoṣa. Not taken.

18:43 sunsetpradoṣa ends 20:12
18:1918:4319:0719:3119:5520:1920:43

0 of 89 minutes covered

Evening of Wednesday 6 September

Taken. The only evening Caturdaśī reaches.

18:41 sunsetpradoṣa ends 20:10
18:1718:4119:0519:2919:5320:1720:41

90 of 90 minutes covered

Caturdaśī presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 01:32 on Wed 6 Sep to 01:18 on Thu 7 Sep.

    1972-09-05T17:31:49Z → 1972-09-06T17:17:47Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:43–20:12 on the 5th, 18:41–20:10 on the 6th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 0 of 89 minutes on the 5th and 90 of 90 on the 6th.

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

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 18438 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1972: Wednesday 6 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1972 falls on Wednesday 6 September. Caturdaśī runs from 01:32 on Wed 6 Sep to 01:18 on Thu 7 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1972/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 6 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 6 Sep
compat-drikpanchangComparison profileWed 6 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/aghora-chaturdashi · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Kṛṣṇa · Caturdaśī
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“K 14 Aghora caturdasi (pradosa vyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturdaśīSunset 5thCoveredSunset 6thCoveredRuled
Los Angeles10:32 → 10:1819:1390 min19:110 min5 Sep
Chicago12:32 → 12:1819:1789 min19:150 min5 Sep
Jersey City13:32 → 13:1819:2189 min19:200 min5 Sep
Port of Spain13:32 → 13:1818:1394 min18:120 min5 Sep
London18:32 → 18:1819:3786 min19:350 min5 Sep
Durban19:32 → 19:1817:430 min17:4394 min6 Sep
Dubai21:32 → 21:1818:330 min18:3292 min6 Sep
Delhi23:02 → 22:4818:380 min18:3791 min6 Sep
Kolkata23:02 → 22:4817:500 min17:4992 min6 Sep
Singapore01:02 → 00:4818:370 min18:3795 min6 Sep
Sydney03:32 → 03:1817:390 min17:4099 min6 Sep
Suva05:32 → 05:1817:590 min18:0097 min6 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
aghora-chaturdashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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