Ruling · Bahulā Caturthī · 2092

Wednesday 20 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 92 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 Wednesday 20 August

Taken. The only late afternoon Caturthī reaches.

16:24 sāyāhna beginssunset 19:05
16:0016:2416:4817:1217:3618:0018:2418:4819:1219:36

162 of 162 minutes covered

Late afternoon of Thursday 21 August

Caturthī is absent from sāyāhna. Not taken.

16:23 sāyāhna beginssunset 19:04
15:5916:2316:4717:1117:3517:5918:2318:4719:1119:35

0 of 161 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 14:33 on Wed 20 Aug to 14:51 on Thu 21 Aug.

    2092-08-20T06:32:54Z → 2092-08-21T06:50:49Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:24–19:05 on the 20th, 16:23–19:04 on the 21st.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 162 of 162 minutes on the 20th and 0 of 161 on the 21st.

    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 5522 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2092: Wednesday 20 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2092 falls on Wednesday 20 August. Caturthī runs from 14:33 on Wed 20 Aug to 14:51 on Thu 21 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2092/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 20thCoveredSāyāhna 21stCoveredRuled
Los Angeles23:33 → 23:5116:54159 min16:530 min20 Aug
Chicago01:33 → 01:5116:58163 min16:570 min20 Aug
Jersey City02:33 → 02:5117:03162 min17:020 min20 Aug
Port of Spain02:33 → 02:5115:53149 min15:520 min20 Aug
London07:33 → 07:5117:20171 min17:180 min20 Aug
Durban08:33 → 08:5115:21134 min15:210 min20 Aug
Dubai10:33 → 10:5116:14155 min16:130 min20 Aug
Delhi12:03 → 12:2116:19156 min16:180 min20 Aug
Kolkata12:03 → 12:2115:30154 min15:300 min20 Aug
Singapore14:33 → 14:5116:47146 min16:460 min20 Aug
Sydney16:33 → 16:5115:1757 min15:1893 min20 Aug
Suva18:33 → 18:5115:380 min15:38139 min21 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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