Ruling · Aghora Caturdaśī · 2050

Monday 15 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 91 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 15 August

Taken. The only evening Caturdaśī reaches.

19:13 sunsetpradoṣa ends 20:36
18:4919:1319:3720:0120:2520:4921:13

83 of 83 minutes covered

Evening of Tuesday 16 August

Caturdaśī is absent from pradoṣa. Not taken.

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

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 15:48 on Mon 15 Aug to 17:40 on Tue 16 Aug.

    2050-08-15T07:48:12Z → 2050-08-16T09:40:11Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:13–20:36 on the 15th, 19:12–20:35 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 83 of 83 minutes on the 15th and 0 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 5488 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2050: Monday 15 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2050 falls on Monday 15 August. Caturdaśī runs from 15:48 on Mon 15 Aug to 17:40 on Tue 16 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2050/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 15 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 15 Aug
compat-drikpanchangComparison profileMon 15 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 Angeles00:48 → 02:4019:3985 min19:380 min15 Aug
Chicago02:48 → 04:4019:5081 min19:490 min15 Aug
Jersey City03:48 → 05:4019:5482 min19:520 min15 Aug
Port of Spain03:48 → 05:4018:2492 min18:240 min15 Aug
London08:48 → 10:4020:2275 min20:200 min15 Aug
Durban09:48 → 11:4017:32104 min17:320 min15 Aug
Dubai11:48 → 13:4018:5388 min18:530 min15 Aug
Delhi13:18 → 15:1019:0087 min18:590 min15 Aug
Kolkata13:18 → 15:1018:0889 min18:070 min15 Aug
Singapore15:48 → 17:4019:1495 min19:130 min15 Aug
Sydney17:48 → 19:4017:2582 min17:26105 min16 Aug
Suva19:48 → 21:4017:560 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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