Ruling · Bahulā Caturthī · 2041

Thursday 15 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 30 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 14 August

Caturthī is absent from sāyāhna. Not taken.

16:29 sāyāhna beginssunset 19:14
16:0516:2916:5317:1717:4118:0518:2918:5319:1719:41

0 of 165 minutes covered

Late afternoon of Thursday 15 August

Taken. The only late afternoon Caturthī reaches.

16:29 sāyāhna beginssunset 19:13
16:0516:2916:5317:1717:4118:0518:2918:5319:1719:41

164 of 164 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 22:49 on Wed 14 Aug to 19:42 on Thu 15 Aug.

    2041-08-14T14:49:26Z → 2041-08-15T11:42:12Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:29–19:14 on the 14th, 16:29–19:13 on the 15th.

    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 165 minutes on the 14th and 164 of 164 on the 15th.

    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 1771 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2041: Thursday 15 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2041 falls on Thursday 15 August. Caturthī runs from 22:49 on Wed 14 Aug to 19:42 on Thu 15 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2041/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 15 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 15 Aug
compat-drikpanchangComparison profileThu 15 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 14thCoveredSāyāhna 15thCoveredRuled
Los Angeles07:49 → 04:4216:59161 min16:580 min14 Aug
Chicago09:49 → 06:4217:05167 min17:040 min14 Aug
Jersey City10:49 → 07:4217:09166 min17:080 min14 Aug
Port of Spain10:49 → 07:4215:55150 min15:550 min14 Aug
London15:49 → 12:4217:28176 min17:270 min14 Aug
Durban16:49 → 13:4215:1942 min15:190 min14 Aug
Dubai18:49 → 15:4216:185 min16:170 min14 Aug
Delhi20:19 → 17:1216:230 min16:2250 min15 Aug
Kolkata20:19 → 17:1215:340 min15:3399 min15 Aug
Singapore22:49 → 19:4216:480 min16:48146 min15 Aug
Sydney00:49 → 21:4215:150 min15:15130 min15 Aug
Suva02:49 → 23:4215:380 min15:38138 min15 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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