Ruling · Aghora Caturdaśī · 1940

Saturday 31 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 12 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 Saturday 31 August

Taken. The only evening Caturdaśī reaches.

19:51 sunsetpradoṣa ends 21:18
Caturdaśī begins 19:39:00
19:2719:5120:1520:3921:0321:2721:51

87 of 87 minutes covered

Evening of Sunday 1 September

Caturdaśī is absent from pradoṣa. Not taken.

19:49 sunsetpradoṣa ends 21:17
19:2519:4920:1320:3721:0121:2521:49

0 of 88 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 19:39 on Sat 31 Aug to 16:37 on Sun 1 Sep.

    1940-08-31T10:39:00Z → 1940-09-01T07:36:56Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:51–21:18 on the 31st, 19:49–21:17 on the 1st.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 87 of 87 minutes on the 31st and 0 of 88 on the 1st.

    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 696 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1940: Saturday 31 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1940 falls on Saturday 31 August. Caturdaśī runs from 19:39 on Sat 31 Aug to 16:37 on Sun 1 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1940/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 31 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 31 Aug
compat-drikpanchangComparison profileSat 31 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 31stCoveredSunset 1stCoveredRuled
Los Angeles02:39 → 23:3718:2089 min18:180 min31 Aug
Chicago05:39 → 02:3719:2587 min19:240 min31 Aug
Jersey City06:39 → 03:3719:3087 min19:280 min31 Aug
Port of Spain06:39 → 03:3718:1693 min18:150 min31 Aug
London11:39 → 08:3719:4983 min19:470 min31 Aug
Durban12:39 → 09:3717:40100 min17:400 min31 Aug
Dubai14:39 → 11:3718:3991 min18:380 min31 Aug
Delhi16:09 → 13:0718:4490 min18:430 min31 Aug
Kolkata16:09 → 13:0717:5591 min17:540 min31 Aug
Singapore17:59 → 14:5718:2995 min18:280 min31 Aug
Sydney20:39 → 17:3717:360 min17:360 min1 Sep
Suva22:39 → 19:3717:580 min17:5998 min1 Sep
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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