Ruling · Bahulā Caturthī · 1959

Saturday 22 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 42 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.

16:24 sāyāhna beginssunset 19:06
16:0016:2416:4817:1217:3618:0018:2418:4819:1219:36

0 of 162 minutes covered

Late afternoon of Saturday 22 August

Taken. The only late afternoon Caturthī reaches.

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

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 19:48 on Fri 21 Aug to 20:47 on Sat 22 Aug.

    1959-08-21T11:48:24Z → 1959-08-22T12:47:19Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:24–19:06 on the 21st, 16:23–19:05 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 162 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 2542 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1959: Saturday 22 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1959 falls on Saturday 22 August. Caturthī runs from 19:48 on Fri 21 Aug to 20:47 on Sat 22 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1959/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 Angeles04:48 → 05:4716:54159 min16:530 min21 Aug
Chicago06:48 → 07:4716:59164 min16:580 min21 Aug
Jersey City07:48 → 08:4717:03163 min17:020 min21 Aug
Port of Spain07:48 → 08:4715:53149 min15:520 min21 Aug
London12:48 → 13:4717:20172 min17:190 min21 Aug
Durban13:48 → 14:4715:20134 min15:200 min21 Aug
Dubai15:48 → 16:4716:14155 min16:1334 min21 Aug
Delhi17:18 → 18:1716:1997 min16:18119 min21 Aug
Kolkata17:18 → 18:1715:3046 min15:30153 min21 Aug
Singapore19:18 → 20:1716:160 min16:16146 min22 Aug
Sydney21:48 → 22:4715:170 min15:17132 min22 Aug
Suva23:48 → 00:4715:380 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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