Ruling · Aghora Caturdaśī · 2012

Thursday 16 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 241 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 Wednesday 15 August

Caturdaśī is absent from pradoṣa. Not taken.

19:13 sunsetpradoṣa ends 20:35
18:4919:1319:3720:0120:2520:4921:13

0 of 83 minutes covered

Evening of Thursday 16 August

Taken. The only evening Caturdaśī reaches.

19:11 sunsetpradoṣa ends 20:34
18:4719:1119:3519:5920:2320:4721:11

83 of 83 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 00:40 on Thu 16 Aug to 00:35 on Fri 17 Aug.

    2012-08-15T16:39:49Z → 2012-08-16T16:34:56Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:13–20:35 on the 15th, 19:11–20:34 on the 16th.

    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 83 minutes on the 15th and 83 of 83 on the 16th.

    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 14440 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2012: Thursday 16 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2012 falls on Thursday 16 August. Caturdaśī runs from 00:40 on Thu 16 Aug to 00:35 on Fri 17 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2012/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 16 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 16 Aug
compat-drikpanchangComparison profileThu 16 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 15thCoveredSunset 16thCoveredRuled
Los Angeles09:40 → 09:3519:3985 min19:380 min15 Aug
Chicago11:40 → 11:3519:5081 min19:480 min15 Aug
Jersey City12:40 → 12:3519:5382 min19:520 min15 Aug
Port of Spain12:40 → 12:3518:2492 min18:240 min15 Aug
London17:40 → 17:3520:2276 min20:200 min15 Aug
Durban18:40 → 18:3517:3235 min17:3263 min16 Aug
Dubai20:40 → 20:3518:530 min18:5288 min16 Aug
Delhi22:10 → 22:0519:000 min18:5987 min16 Aug
Kolkata22:10 → 22:0518:080 min18:0789 min16 Aug
Singapore00:40 → 00:3519:130 min19:1395 min16 Aug
Sydney02:40 → 02:3517:250 min17:26105 min16 Aug
Suva04:40 → 04:3517:560 min17:56100 min16 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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