Ruling · Bahulā Caturthī · 1926

Thursday 26 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 416 minutes.

Decide it for

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 Thursday 26 August

Taken. The only late afternoon Caturthī reaches.

16:19 sāyāhna beginssunset 18:59
15:5516:1916:4317:0717:3117:5518:1918:4319:0719:31

160 of 160 minutes covered

Late afternoon of Friday 27 August

Caturthī is absent from sāyāhna. Not taken.

16:18 sāyāhna beginssunset 18:57
15:5416:1816:4217:0617:3017:5418:1818:4219:0619:30

0 of 159 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 09:23 on Thu 26 Aug to 06:16 on Fri 27 Aug.

    1926-08-26T01:22:58Z → 1926-08-26T22:16:16Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:19–18:59 on the 26th, 16:18–18:57 on the 27th.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 160 of 160 minutes on the 26th and 0 of 159 on the 27th.

    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 24980 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1926: Thursday 26 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1926 falls on Thursday 26 August. Caturthī runs from 09:23 on Thu 26 Aug to 06:16 on Fri 27 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1926/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 26 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 26 Aug
compat-drikpanchangComparison profileThu 26 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 26thCoveredSāyāhna 27thCoveredRuled
Los Angeles17:23 → 14:1615:500 min15:490 min25 Aug
Chicago20:23 → 17:1616:5423 min16:530 min26 Aug
Jersey City21:23 → 18:1616:5878 min16:570 min26 Aug
Port of Spain21:23 → 18:1615:51146 min15:500 min26 Aug
London02:23 → 23:1617:14168 min17:120 min26 Aug
Durban03:23 → 00:1615:21136 min15:220 min26 Aug
Dubai05:23 → 02:1616:11153 min16:100 min26 Aug
Delhi06:53 → 03:4616:15155 min16:140 min26 Aug
Kolkata06:53 → 03:4615:27153 min15:270 min26 Aug
Singapore08:23 → 05:1615:45146 min15:450 min26 Aug
Sydney11:23 → 08:1615:18134 min15:180 min26 Aug
Suva13:23 → 10:1615:38140 min15:380 min26 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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