Ruling · Bahulā Caturthī · 1945

Sunday 26 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 295 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 Sunday 26 August

Taken. The only late afternoon Caturthī reaches.

17:19 sāyāhna beginssunset 19:58
16:5517:1917:4318:0718:3118:5519:1919:4320:0720:31

159 of 159 minutes covered

Late afternoon of Monday 27 August

Caturthī is absent from sāyāhna. Not taken.

17:18 sāyāhna beginssunset 19:57
16:5417:1817:4218:0618:3018:5419:1819:4220:0620:30

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 12:24 on Sun 26 Aug to 09:23 on Mon 27 Aug.

    1945-08-26T03:23:51Z → 1945-08-27T00:22:40Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 17:19–19:58 on the 26th, 17:18–19:57 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 159 of 159 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 17703 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1945: Sunday 26 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1945 falls on Sunday 26 August. Caturthī runs from 12:24 on Sun 26 Aug to 09:23 on Mon 27 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1945/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 26 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 26 Aug
compat-drikpanchangComparison profileSun 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 Angeles20:24 → 17:2316:5033 min16:490 min26 Aug
Chicago22:24 → 19:2316:53150 min16:520 min26 Aug
Jersey City23:24 → 20:2316:58160 min16:570 min26 Aug
Port of Spain00:24 → 21:2316:50148 min16:500 min26 Aug
London04:24 → 01:2317:13168 min17:120 min26 Aug
Durban05:24 → 02:2315:21136 min15:220 min26 Aug
Dubai07:24 → 04:2316:10153 min16:100 min26 Aug
Delhi09:54 → 06:5317:15155 min17:140 min26 Aug
Kolkata09:54 → 06:5316:27152 min16:260 min26 Aug
Singapore12:24 → 09:2317:45146 min17:450 min26 Aug
Sydney13:24 → 10:2315:18134 min15:190 min26 Aug
Suva15:24 → 12:2315:38140 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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