Ruling · Bahulā Caturthī · 2058

Wednesday 7 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 509 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 6 August

Caturthī is absent from sāyāhna. Not taken.

16:36 sāyāhna beginssunset 19:24
16:1216:3617:0017:2417:4818:1218:3619:0019:2419:48

0 of 168 minutes covered

Late afternoon of Wednesday 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

Caturthī presentSāyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 06:40 on Wed 7 Aug to 03:52 on Thu 8 Aug.

    2058-08-06T22:40:08Z → 2058-08-07T19:51:51Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:36–19:24 on the 6th, 16:35–19:23 on the 7th.

    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 6th and 168 of 168 on the 7th.

    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 30544 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2058: Wednesday 7 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2058 falls on Wednesday 7 August. Caturthī runs from 06:40 on Wed 7 Aug to 03:52 on Thu 8 Aug and covers all of sāyāhna that late afternoon.

ahargana.org/baoding/festivals/2058/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 7 Aug
Ahargaṇa, classicalDisc centre, no refractionWed 7 Aug
compat-drikpanchangComparison profileWed 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 6thCoveredSāyāhna 7thCoveredRuled
Los Angeles15:40 → 12:5217:05164 min17:040 min6 Aug
Chicago17:40 → 14:5217:12142 min17:110 min6 Aug
Jersey City18:40 → 15:5217:1685 min17:150 min6 Aug
Port of Spain18:40 → 15:5215:580 min15:570 min6 Aug
London23:40 → 20:5217:380 min17:37181 min7 Aug
Durban00:40 → 21:5215:170 min15:17130 min7 Aug
Dubai02:40 → 23:5216:220 min16:22158 min7 Aug
Delhi04:10 → 01:2216:280 min16:27160 min7 Aug
Kolkata04:10 → 01:2215:380 min15:37157 min7 Aug
Singapore06:40 → 03:5216:500 min16:49146 min7 Aug
Sydney08:40 → 05:5215:120 min15:12127 min7 Aug
Suva10:40 → 07:5215:370 min15:37137 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