Ruling · Aghora Caturdaśī · 2098

Monday 25 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 438 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 24 August

Caturdaśī is absent from pradoṣa. Not taken.

19:00 sunsetpradoṣa ends 20:26
18:3619:0019:2419:4820:1220:3621:00

0 of 86 minutes covered

Evening of Monday 25 August

Taken. The only evening Caturdaśī reaches.

18:59 sunsetpradoṣa ends 20:25
18:3518:5919:2319:4720:1120:3520:59

86 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 07:29 on Mon 25 Aug to 03:42 on Tue 26 Aug.

    2098-08-24T23:28:53Z → 2098-08-25T19:42:26Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:00–20:26 on the 24th, 18:59–20:25 on the 25th.

    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 86 minutes on the 24th and 86 of 86 on the 25th.

    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 26261 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2098: Monday 25 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2098 falls on Monday 25 August. Caturdaśī runs from 07:29 on Mon 25 Aug to 03:42 on Tue 26 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2098/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 25 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 25 Aug
compat-drikpanchangComparison profileMon 25 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 24thCoveredSunset 25thCoveredRuled
Los Angeles16:29 → 12:4219:2887 min19:270 min24 Aug
Chicago18:29 → 14:4219:3685 min19:350 min24 Aug
Jersey City19:29 → 15:4219:4085 min19:390 min24 Aug
Port of Spain19:29 → 15:4218:2024 min18:190 min24 Aug
London00:29 → 20:4220:030 min20:0141 min25 Aug
Durban01:29 → 21:4217:370 min17:38101 min25 Aug
Dubai03:29 → 23:4218:450 min18:4490 min25 Aug
Delhi04:59 → 01:1218:510 min18:5089 min25 Aug
Kolkata04:59 → 01:1218:010 min18:0090 min25 Aug
Singapore07:29 → 03:4219:110 min19:1195 min25 Aug
Sydney09:29 → 05:4217:320 min17:33103 min25 Aug
Suva11:29 → 07:4217:580 min17:5899 min25 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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