Ruling · Bahulā Caturthī · 1962

Saturday 18 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 70 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 Saturday 18 August

Taken. The only late afternoon Caturthī reaches.

16:27 sāyāhna beginssunset 19:10
Caturthī begins 17:59:17
16:0316:2716:5117:1517:3918:0318:2718:5119:1519:39

70 of 163 minutes covered, the last 70

Late afternoon of Sunday 19 August

Caturthī is absent from sāyāhna. Not taken.

16:26 sāyāhna beginssunset 19:08
16:0216:2616:5017:1417:3818:0218:2618:5019:1419:38

0 of 163 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 17:59 on Sat 18 Aug to 14:44 on Sun 19 Aug.

    1962-08-18T09:59:17Z → 1962-08-19T06:43:59Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:27–19:10 on the 18th, 16:26–19:08 on the 19th.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 70 of 163 minutes on the 18th and 0 of 163 on the 19th.

    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 4229 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1962: Saturday 18 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1962 falls on Saturday 18 August. Caturthī runs from 17:59 on Sat 18 Aug to 14:44 on Sun 19 Aug and covers 70 of 163 minutes of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1962/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 18 Aug
Ahargaṇa, classicalDisc centre, no refractionSat 18 Aug
compat-drikpanchangComparison profileSat 18 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 18thCoveredSāyāhna 19thCoveredRuled
Los Angeles02:59 → 23:4416:56160 min16:560 min18 Aug
Chicago04:59 → 01:4417:02165 min17:010 min18 Aug
Jersey City05:59 → 02:4417:06164 min17:050 min18 Aug
Port of Spain05:59 → 02:4415:54149 min15:530 min18 Aug
London10:59 → 07:4417:24174 min17:230 min18 Aug
Durban11:59 → 08:4415:20133 min15:200 min18 Aug
Dubai13:59 → 10:4416:16156 min16:150 min18 Aug
Delhi15:29 → 12:1416:21157 min16:200 min18 Aug
Kolkata15:29 → 12:1415:32154 min15:310 min18 Aug
Singapore17:29 → 14:1416:1774 min16:170 min18 Aug
Sydney19:59 → 16:4415:160 min15:1688 min19 Aug
Suva21:59 → 18:4415:380 min15:38138 min19 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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