Ruling · Aghora Caturdaśī · 1922

Monday 21 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 478 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 Monday 21 August

Taken. The only evening Caturdaśī reaches.

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

84 of 84 minutes covered

Evening of Tuesday 22 August

Caturdaśī is absent from pradoṣa. Not taken.

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

0 of 84 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 11:08 on Mon 21 Aug to 08:00 on Tue 22 Aug.

    1922-08-21T03:07:47Z → 1922-08-22T00:00:02Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 19:06–20:30 on the 21st, 19:05–20:29 on the 22nd.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 84 of 84 minutes on the 21st and 0 of 84 on the 22nd.

    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 28696 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 1922: Monday 21 August.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 1922 falls on Monday 21 August. Caturdaśī runs from 11:08 on Mon 21 Aug to 08:00 on Tue 22 Aug and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1922/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 21 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 21 Aug
compat-drikpanchangComparison profileMon 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 21stCoveredSunset 22ndCoveredRuled
Los Angeles19:08 → 16:0018:330 min18:320 min20 Aug
Chicago22:08 → 19:0019:420 min19:410 min20 Aug
Jersey City23:08 → 20:0019:4614 min19:450 min21 Aug
Port of Spain23:08 → 20:0018:2293 min18:210 min21 Aug
London04:08 → 01:0020:1278 min20:100 min21 Aug
Durban05:08 → 02:0017:34103 min17:350 min21 Aug
Dubai07:08 → 04:0018:4989 min18:480 min21 Aug
Delhi08:38 → 05:3018:5588 min18:540 min21 Aug
Kolkata08:38 → 05:3018:0490 min18:030 min21 Aug
Singapore10:08 → 07:0018:1295 min18:120 min21 Aug
Sydney13:08 → 10:0017:28104 min17:290 min21 Aug
Suva15:08 → 12:0017:5699 min17:570 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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