Ruling · Bahulā Caturthī · 1952

Friday 8 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 25 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 Friday 8 August

Taken. The only late afternoon Caturthī reaches.

16:34 sāyāhna beginssunset 19:22
Caturthī begins 16:59:28
16:1016:3416:5817:2217:4618:1018:3418:5819:2219:46

142 of 167 minutes covered, the last 142

Late afternoon of Saturday 9 August

Caturthī is absent from sāyāhna. Not taken.

16:34 sāyāhna beginssunset 19:21
16:1016:3416:5817:2217:4618:1018:3418:5819:2219:46

0 of 167 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 16:59 on Fri 8 Aug to 14:10 on Sat 9 Aug.

    1952-08-08T08:59:28Z → 1952-08-09T06:10:00Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:34–19:22 on the 8th, 16:34–19:21 on the 9th.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 142 of 167 minutes on the 8th and 0 of 167 on the 9th.

    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 1501 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1952: Friday 8 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1952 falls on Friday 8 August. Caturthī runs from 16:59 on Fri 8 Aug to 14:10 on Sat 9 Aug and covers 142 of 167 minutes of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1952/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 8 Aug
Ahargaṇa, classicalDisc centre, no refractionFri 8 Aug
compat-drikpanchangComparison profileFri 8 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 8thCoveredSāyāhna 9thCoveredRuled
Los Angeles01:59 → 23:1017:03163 min17:030 min8 Aug
Chicago03:59 → 01:1017:10170 min17:090 min8 Aug
Jersey City04:59 → 02:1017:14169 min17:140 min8 Aug
Port of Spain04:59 → 02:1015:57150 min15:570 min8 Aug
London09:59 → 07:1017:36180 min17:350 min8 Aug
Durban10:59 → 08:1015:17130 min15:170 min8 Aug
Dubai12:59 → 10:1016:21158 min16:200 min8 Aug
Delhi14:29 → 11:4016:27160 min16:260 min8 Aug
Kolkata14:29 → 11:4015:37156 min15:360 min8 Aug
Singapore16:29 → 13:4016:19135 min16:190 min8 Aug
Sydney18:59 → 16:1015:120 min15:1357 min9 Aug
Suva20:59 → 18:1015:370 min15:37137 min9 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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