Ruling · Aghora Caturdaśī · 1993

Monday 16 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 588 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 Monday 16 August

Taken. The only evening Caturdaśī reaches.

19:12 sunsetpradoṣa ends 20:35
18:4819:1219:3620:0020:2420:4821:12

83 of 83 minutes covered

Evening of Tuesday 17 August

Caturdaśī is absent from pradoṣa. Not taken.

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

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 09:23 on Mon 16 Aug to 06:39 on Tue 17 Aug.

    1993-08-16T01:23:18Z → 1993-08-16T22:39:21Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:12–20:35 on the 16th, 19:10–20:34 on the 17th.

    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 16th and 0 of 83 on the 17th.

    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 35309 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1993: Monday 16 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1993 falls on Monday 16 August. Caturdaśī runs from 09:23 on Mon 16 Aug to 06:39 on Tue 17 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1993/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 16 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 16 Aug
compat-drikpanchangComparison profileMon 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 16thCoveredSunset 17thCoveredRuled
Los Angeles18:23 → 15:3919:380 min19:370 min15 Aug
Chicago20:23 → 17:3919:490 min19:470 min15 Aug
Jersey City21:23 → 18:3919:520 min19:510 min15 Aug
Port of Spain21:23 → 18:3918:2415 min18:230 min16 Aug
London02:23 → 23:3920:2176 min20:190 min16 Aug
Durban03:23 → 00:3917:32103 min17:320 min16 Aug
Dubai05:23 → 02:3918:5388 min18:520 min16 Aug
Delhi06:53 → 04:0918:5987 min18:580 min16 Aug
Kolkata06:53 → 04:0918:0789 min18:070 min16 Aug
Singapore09:23 → 06:3919:1395 min19:130 min16 Aug
Sydney11:23 → 08:3917:26105 min17:260 min16 Aug
Suva13:23 → 10:3917:56100 min17:560 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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