Ruling · Bahulā Caturthī · 2001

Wednesday 8 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 107 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 Tuesday 7 August

Caturthī is absent from sāyāhna. Not taken.

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

0 of 168 minutes covered

Late afternoon of Wednesday 8 August

Taken. The only late afternoon Caturthī reaches.

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

167 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 21:10 on Tue 7 Aug to 23:22 on Wed 8 Aug.

    2001-08-07T13:09:46Z → 2001-08-08T15:22:09Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:35–19:23 on the 7th, 16:34–19:22 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 0 of 168 minutes on the 7th and 167 of 167 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 6415 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2001: Wednesday 8 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2001 falls on Wednesday 8 August. Caturthī runs from 21:10 on Tue 7 Aug to 23:22 on Wed 8 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2001/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 8 Aug
Ahargaṇa, classicalDisc centre, no refractionWed 8 Aug
compat-drikpanchangComparison profileWed 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 7thCoveredSāyāhna 8thCoveredRuled
Los Angeles06:10 → 08:2217:04164 min17:030 min7 Aug
Chicago08:10 → 10:2217:11170 min17:100 min7 Aug
Jersey City09:10 → 11:2217:15169 min17:140 min7 Aug
Port of Spain09:10 → 11:2215:57150 min15:570 min7 Aug
London14:10 → 16:2217:37181 min17:360 min7 Aug
Durban15:10 → 17:2215:17130 min15:17125 min7 Aug
Dubai17:10 → 19:2216:21110 min16:21158 min7 Aug
Delhi18:40 → 20:5216:2728 min16:27160 min7 Aug
Kolkata18:40 → 20:5215:370 min15:37156 min8 Aug
Singapore21:10 → 23:2216:490 min16:49146 min8 Aug
Sydney23:10 → 01:2215:120 min15:12128 min8 Aug
Suva01:10 → 03:2215:370 min15:37137 min8 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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