Ruling · Aghora Caturdaśī · 1900

Thursday 23 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 538 minutes.

Decide it for

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 Thursday 23 August

Taken. The only evening Caturdaśī reaches.

19:08 sunsetpradoṣa ends 20:33
18:4419:0819:3219:5620:2020:4421:08

85 of 85 minutes covered

Evening of Friday 24 August

Caturdaśī is absent from pradoṣa. Not taken.

19:06 sunsetpradoṣa ends 20:31
18:4219:0619:3019:5420:1820:4221:06

0 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 08:37 on Thu 23 Aug to 10:08 on Fri 24 Aug.

    1900-08-23T00:32:29Z → 1900-08-24T02:03:06Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:08–20:33 on the 23rd, 19:06–20:31 on the 24th.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 85 of 85 minutes on the 23rd and 0 of 85 on the 24th.

    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 32294 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1900: Thursday 23 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1900 falls on Thursday 23 August. Caturdaśī runs from 08:37 on Thu 23 Aug to 10:08 on Fri 24 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1900/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 23 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 23 Aug
compat-drikpanchangComparison profileThu 23 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 23rdCoveredSunset 24thCoveredRuled
Los Angeles16:32 → 18:0318:300 min18:290 min22 Aug
Chicago18:32 → 20:0318:3984 min18:370 min23 Aug
Jersey City19:32 → 21:0318:4384 min18:410 min23 Aug
Port of Spain20:32 → 22:0318:2093 min18:200 min23 Aug
London00:32 → 02:0319:0779 min19:050 min23 Aug
Durban02:02 → 03:3317:05102 min17:060 min23 Aug
Dubai04:13 → 05:4418:2889 min18:270 min23 Aug
Delhi05:53 → 07:2418:4488 min18:430 min23 Aug
Kolkata05:53 → 07:2417:5390 min17:520 min23 Aug
Singapore07:27 → 08:5818:0695 min18:060 min23 Aug
Sydney10:32 → 12:0317:30103 min17:310 min23 Aug
Suva12:27 → 13:5817:5299 min17:520 min23 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

About Ahargaṇa