Ruling · Aghora Caturdaśī · 2001

Friday 17 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 49 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 Friday 17 August

Taken. The only evening Caturdaśī reaches.

19:10 sunsetpradoṣa ends 20:34
18:4619:1019:3419:5820:2220:4621:10

83 of 83 minutes covered

Evening of Saturday 18 August

Caturdaśī is absent from pradoṣa. Not taken.

19:09 sunsetpradoṣa ends 20:33
18:4519:0919:3319:5720:2120:4521:09

0 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 18:21 on Fri 17 Aug to 14:45 on Sat 18 Aug.

    2001-08-17T10:21:01Z → 2001-08-18T06:45:15Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:10–20:34 on the 17th, 19:09–20:33 on the 18th.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 83 of 83 minutes on the 17th and 0 of 83 on the 18th.

    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 2963 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2001: Friday 17 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2001 falls on Friday 17 August. Caturdaśī runs from 18:21 on Fri 17 Aug to 14:45 on Sat 18 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2001/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 17 Aug
Ahargaṇa, classicalDisc centre, no refractionFri 17 Aug
compat-drikpanchangComparison profileFri 17 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 17thCoveredSunset 18thCoveredRuled
Los Angeles03:21 → 23:4519:3785 min19:360 min17 Aug
Chicago05:21 → 01:4519:4782 min19:460 min17 Aug
Jersey City06:21 → 02:4519:5183 min19:500 min17 Aug
Port of Spain06:21 → 02:4518:2392 min18:230 min17 Aug
London11:21 → 07:4520:1976 min20:170 min17 Aug
Durban12:21 → 08:4517:33103 min17:330 min17 Aug
Dubai14:21 → 10:4518:5288 min18:510 min17 Aug
Delhi15:51 → 12:1518:5887 min18:570 min17 Aug
Kolkata15:51 → 12:1518:0789 min18:060 min17 Aug
Singapore18:21 → 14:4519:1395 min19:130 min17 Aug
Sydney20:21 → 16:4517:260 min17:270 min17 Aug
Suva22:21 → 18:4517:560 min17:5649 min18 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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