Ruling · Bahulā Caturthī · 2054

Saturday 22 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 335 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two late afternoons

One ghaṭī is 24 minutes. Sāyāhna is last 3 of 15 day muhūrtas.

Late afternoon of Friday 21 August

Caturthī is absent from sāyāhna. Not taken.

16:23 sāyāhna beginssunset 19:05
15:5916:2316:4717:1117:3517:5918:2318:4719:1119:35

0 of 161 minutes covered

Late afternoon of Saturday 22 August

Taken. The only late afternoon Caturthī reaches.

16:22 sāyāhna beginssunset 19:03
15:5816:2216:4617:1017:3417:5818:2218:4619:1019:34

161 of 161 minutes covered

Caturthī presentSāyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 00:40 on Sat 22 Aug to 02:34 on Sun 23 Aug.

    2054-08-21T16:39:31Z → 2054-08-22T18:33:42Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:23–19:05 on the 21st, 16:22–19:03 on the 22nd.

    sayahna: day-muhurta-13-15 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 0 of 161 minutes on the 21st and 161 of 161 on the 22nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one late afternoon qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 20082 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2054: Saturday 22 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2054 falls on Saturday 22 August. Caturthī runs from 00:40 on Sat 22 Aug to 02:34 on Sun 23 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2054/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 22 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 22 Aug
compat-drikpanchangComparison profileSat 22 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/bahula-chaturthi · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Kṛṣṇa · Caturthī
Kāla
Sāyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“K 4 Bahula caturthi (Madhyadesa) (Sayahnavyapini: if occurs on two successive days, it is to be observed on the 1st day).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturthīSāyāhna 21stCoveredSāyāhna 22ndCoveredRuled
Los Angeles09:40 → 11:3416:54159 min16:530 min21 Aug
Chicago11:40 → 13:3416:58163 min16:570 min21 Aug
Jersey City12:40 → 14:3417:03162 min17:020 min21 Aug
Port of Spain12:40 → 14:3415:53149 min15:520 min21 Aug
London17:40 → 19:3417:19151 min17:18136 min21 Aug
Durban18:40 → 20:3415:210 min15:21135 min22 Aug
Dubai20:40 → 22:3416:140 min16:13154 min22 Aug
Delhi22:10 → 00:0416:180 min16:18156 min22 Aug
Kolkata22:10 → 00:0415:300 min15:29153 min22 Aug
Singapore00:40 → 02:3416:460 min16:46146 min22 Aug
Sydney02:40 → 04:3415:170 min15:18133 min22 Aug
Suva04:40 → 06:3415:380 min15:38139 min22 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
bahula-chaturthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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