Ruling · Aghora Caturdaśī · 2074

Tuesday 21 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 186 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 20 August

Caturdaśī is absent from pradoṣa. Not taken.

19:06 sunsetpradoṣa ends 20:30
18:4219:0619:3019:5420:1820:4221:06

0 of 84 minutes covered

Evening of Tuesday 21 August

Taken. The only evening Caturdaśī reaches.

19:05 sunsetpradoṣa ends 20:29
18:4119:0519:2919:5320:1720:4121:05

85 of 85 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 23:37 on Mon 20 Aug to 23:37 on Tue 21 Aug.

    2074-08-20T15:36:33Z → 2074-08-21T15:36:32Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:06–20:30 on the 20th, 19:05–20:29 on the 21st.

    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 84 minutes on the 20th and 85 of 85 on the 21st.

    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 11174 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2074: Tuesday 21 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2074 falls on Tuesday 21 August. Caturdaśī runs from 23:37 on Mon 20 Aug to 23:37 on Tue 21 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2074/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 21 Aug
Ahargaṇa, classicalDisc centre, no refractionTue 21 Aug
compat-drikpanchangComparison profileTue 21 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 20thCoveredSunset 21stCoveredRuled
Los Angeles08:37 → 08:3719:3386 min19:320 min20 Aug
Chicago10:37 → 10:3719:4283 min19:410 min20 Aug
Jersey City11:37 → 11:3719:4684 min19:450 min20 Aug
Port of Spain11:37 → 11:3718:2293 min18:210 min20 Aug
London16:37 → 16:3720:1278 min20:100 min20 Aug
Durban17:37 → 17:3717:35101 min17:351 min20 Aug
Dubai19:37 → 19:3718:4941 min18:4848 min21 Aug
Delhi21:07 → 21:0718:550 min18:5488 min21 Aug
Kolkata21:07 → 21:0718:040 min18:0390 min21 Aug
Singapore23:37 → 23:3719:120 min19:1295 min21 Aug
Sydney01:37 → 01:3717:290 min17:30104 min21 Aug
Suva03:37 → 03:3717:570 min17:5799 min21 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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