Ruling · Bahulā Caturthī · 1925

Friday 7 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 391 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 7 August

Taken. The only late afternoon Caturthī reaches.

16:35 sāyāhna beginssunset 19:23
16:1116:3516:5917:2317:4718:1118:3518:5919:2319:47

168 of 168 minutes covered

Late afternoon of Saturday 8 August

Caturthī is absent from sāyāhna. Not taken.

16:35 sāyāhna beginssunset 19:22
16:1116:3516:5917:2317:4718:1118:3518:5919:2319:47

0 of 168 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 10:04 on Fri 7 Aug to 07:42 on Sat 8 Aug.

    1925-08-07T02:04:28Z → 1925-08-07T23:41:53Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:35–19:23 on the 7th, 16:35–19:22 on the 8th.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 168 of 168 minutes on the 7th and 0 of 168 on the 8th.

    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 23461 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 1925: Friday 7 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 1925 falls on Friday 7 August. Caturthī runs from 10:04 on Fri 7 Aug to 07:42 on Sat 8 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/1925/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 7 Aug
Ahargaṇa, classicalDisc centre, no refractionFri 7 Aug
compat-drikpanchangComparison profileFri 7 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 7thCoveredSāyāhna 8thCoveredRuled
Los Angeles18:04 → 15:4216:040 min16:040 min6 Aug
Chicago21:04 → 18:4217:1191 min17:110 min7 Aug
Jersey City22:04 → 19:4217:16146 min17:150 min7 Aug
Port of Spain22:04 → 19:4215:57150 min15:570 min7 Aug
London03:04 → 00:4217:38181 min17:360 min7 Aug
Durban04:04 → 01:4215:16130 min15:170 min7 Aug
Dubai06:04 → 03:4216:22158 min16:210 min7 Aug
Delhi07:34 → 05:1216:27160 min16:270 min7 Aug
Kolkata07:34 → 05:1215:37157 min15:370 min7 Aug
Singapore09:04 → 06:4215:49146 min15:490 min7 Aug
Sydney12:04 → 09:4215:12127 min15:120 min7 Aug
Suva14:04 → 11:4215:37136 min15:370 min7 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

About Ahargaṇa