Ruling · Aghora Caturdaśī · 2011

Saturday 27 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 132 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 Saturday 27 August

Taken. The only evening Caturdaśī reaches.

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

86 of 86 minutes covered

Evening of Sunday 28 August

Caturdaśī is absent from pradoṣa. Not taken.

18:55 sunsetpradoṣa ends 20:22
18:3118:5519:1919:4320:0720:3120:55

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 16:45 on Sat 27 Aug to 14:09 on Sun 28 Aug.

    2011-08-27T08:45:16Z → 2011-08-28T06:08:45Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:57–20:23 on the 27th, 18:55–20:22 on the 28th.

    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 27th and 0 of 86 on the 28th.

    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 7899 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2011: Saturday 27 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2011 falls on Saturday 27 August. Caturdaśī runs from 16:45 on Sat 27 Aug to 14:09 on Sun 28 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2011/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 27 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 27 Aug
compat-drikpanchangComparison profileSat 27 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 27thCoveredSunset 28thCoveredRuled
Los Angeles01:45 → 23:0919:2588 min19:240 min27 Aug
Chicago03:45 → 01:0919:3285 min19:310 min27 Aug
Jersey City04:45 → 02:0919:3786 min19:350 min27 Aug
Port of Spain04:45 → 02:0918:1893 min18:180 min27 Aug
London09:45 → 07:0919:5881 min19:560 min27 Aug
Durban10:45 → 08:0917:38101 min17:380 min27 Aug
Dubai12:45 → 10:0918:4390 min18:420 min27 Aug
Delhi14:15 → 11:3918:4989 min18:470 min27 Aug
Kolkata14:15 → 11:3917:5991 min17:580 min27 Aug
Singapore16:45 → 14:0919:1095 min19:100 min27 Aug
Sydney18:45 → 16:0917:3330 min17:340 min27 Aug
Suva20:45 → 18:0917:580 min17:5811 min28 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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