Ruling · Bahulā Caturthī · 2008

Wednesday 20 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 445 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 Tuesday 19 August

Caturthī is absent from sāyāhna. Not taken.

16:25 sāyāhna beginssunset 19:07
16:0116:2516:4917:1317:3718:0118:2518:4919:1319:37

0 of 162 minutes covered

Late afternoon of Wednesday 20 August

Taken. The only late afternoon Caturthī reaches.

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

162 of 162 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 03:49 on Wed 20 Aug to 02:30 on Thu 21 Aug.

    2008-08-19T19:48:39Z → 2008-08-20T18:30:26Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:25–19:07 on the 19th, 16:24–19:06 on the 20th.

    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 19th and 162 of 162 on the 20th.

    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 26672 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2008: Wednesday 20 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2008 falls on Wednesday 20 August. Caturthī runs from 03:49 on Wed 20 Aug to 02:30 on Thu 21 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2008/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 20 Aug
Ahargaṇa, classicalDisc centre, no refractionWed 20 Aug
compat-drikpanchangComparison profileWed 20 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 19thCoveredSāyāhna 20thCoveredRuled
Los Angeles12:49 → 11:3016:55159 min16:540 min19 Aug
Chicago14:49 → 13:3017:00164 min16:590 min19 Aug
Jersey City15:49 → 14:3017:04163 min17:030 min19 Aug
Port of Spain15:49 → 14:3015:53149 min15:530 min19 Aug
London20:49 → 19:3017:220 min17:20130 min20 Aug
Durban21:49 → 20:3015:200 min15:20134 min20 Aug
Dubai23:49 → 22:3016:150 min16:14155 min20 Aug
Delhi01:19 → 00:0016:190 min16:19156 min20 Aug
Kolkata01:19 → 00:0015:310 min15:30154 min20 Aug
Singapore03:49 → 02:3016:470 min16:46146 min20 Aug
Sydney05:49 → 04:3015:160 min15:17132 min20 Aug
Suva07:49 → 06:3015:380 min15:38139 min20 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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