Ruling · Bahulā Caturthī · 1953

Thursday 27 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 66 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 27 August

Taken. The only late afternoon Caturthī reaches.

16:18 sāyāhna beginssunset 18:57
Caturthī begins 17:23:45
15:5416:1816:4217:0617:3017:5418:1818:4219:0619:30

93 of 159 minutes covered, the last 93

Late afternoon of Friday 28 August

Caturthī is absent from sāyāhna. Not taken.

16:17 sāyāhna beginssunset 18:55
15:5316:1716:4117:0517:2917:5318:1718:4119:0519:29

0 of 158 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 17:24 on Thu 27 Aug to 14:06 on Fri 28 Aug.

    1953-08-27T09:23:45Z → 1953-08-28T06:06:23Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:18–18:57 on the 27th, 16:17–18:55 on the 28th.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 93 of 159 minutes on the 27th and 0 of 158 on the 28th.

    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 3953 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1953: Thursday 27 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1953 falls on Thursday 27 August. Caturthī runs from 17:24 on Thu 27 Aug to 14:06 on Fri 28 Aug and covers 93 of 159 minutes of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1953/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 27 Aug
compat-drikpanchangComparison profileThu 27 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 27thCoveredSāyāhna 28thCoveredRuled
Los Angeles02:24 → 23:0616:49156 min16:480 min27 Aug
Chicago04:24 → 01:0616:52160 min16:510 min27 Aug
Jersey City05:24 → 02:0616:57160 min16:560 min27 Aug
Port of Spain05:24 → 02:0615:50148 min15:490 min27 Aug
London10:24 → 07:0617:12167 min17:100 min27 Aug
Durban11:24 → 08:0615:22136 min15:220 min27 Aug
Dubai13:24 → 10:0616:10153 min16:090 min27 Aug
Delhi14:54 → 11:3616:14154 min16:130 min27 Aug
Kolkata14:54 → 11:3615:26152 min15:260 min27 Aug
Singapore16:54 → 13:3616:15106 min16:140 min27 Aug
Sydney19:24 → 16:0615:190 min15:1947 min28 Aug
Suva21:24 → 18:0615:380 min15:38140 min28 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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