Ruling · Aghora Caturdaśī · 1973

Sunday 26 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 142 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 Sunday 26 August

Taken. The only evening Caturdaśī reaches.

18:58 sunsetpradoṣa ends 20:24
18:3418:5819:2219:4620:1020:3420:58

86 of 86 minutes covered

Evening of Monday 27 August

Caturdaśī is absent from pradoṣa. Not taken.

18:57 sunsetpradoṣa ends 20:23
18:3318:5719:2119:4520:0920:3320:57

0 of 86 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 16:36 on Sun 26 Aug to 13:54 on Mon 27 Aug.

    1973-08-26T08:36:22Z → 1973-08-27T05:54:10Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:58–20:24 on the 26th, 18:57–20:23 on the 27th.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 86 of 86 minutes on the 26th and 0 of 86 on the 27th.

    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 8502 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1973: Sunday 26 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1973 falls on Sunday 26 August. Caturdaśī runs from 16:36 on Sun 26 Aug to 13:54 on Mon 27 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1973/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 26 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 26 Aug
compat-drikpanchangComparison profileSun 26 Aug
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 26thCoveredSunset 27thCoveredRuled
Los Angeles01:36 → 22:5419:2688 min19:250 min26 Aug
Chicago03:36 → 00:5419:3485 min19:320 min26 Aug
Jersey City04:36 → 01:5419:3885 min19:360 min26 Aug
Port of Spain04:36 → 01:5418:1993 min18:180 min26 Aug
London09:36 → 06:5420:0081 min19:580 min26 Aug
Durban10:36 → 07:5417:37101 min17:380 min26 Aug
Dubai12:36 → 09:5418:4490 min18:430 min26 Aug
Delhi14:06 → 11:2418:4989 min18:480 min26 Aug
Kolkata14:06 → 11:2417:5990 min17:580 min26 Aug
Singapore16:06 → 13:2418:4195 min18:400 min26 Aug
Sydney18:36 → 15:5417:3239 min17:330 min26 Aug
Suva20:36 → 17:5417:580 min17:580 min26 Aug
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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