Ruling · Bahulā Caturthī · 2036

Sunday 10 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 Sunday 10 August

Taken. Both late afternoons qualify; the rule takes the first.

16:33 sāyāhna beginssunset 19:19
Caturthī begins 17:55:02
16:0916:3316:5717:2117:4518:0918:3318:5719:2119:45

84 of 166 minutes covered, the last 84

Late afternoon of Monday 11 August

Qualifies with 166 of 166 minutes. Not taken.

16:32 sāyāhna beginssunset 19:17
Caturthī ends 19:42:03
16:0816:3216:5617:2017:4418:0818:3218:5619:2019:44

166 of 166 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 17:55 on Sun 10 Aug to 19:42 on Mon 11 Aug.

    2036-08-10T09:55:02Z → 2036-08-11T11:42:04Z

  2. 02

    Kāla

    Sāyāhna is last 3 of 15 day muhūrtas: 16:33–19:19 on the 10th, 16:32–19:17 on the 11th.

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

  3. 03

    Rule

    Caturthī must be present during sāyāhna. It covers 84 of 166 minutes on the 10th and 166 of 166 on the 11th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Both late afternoons qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 1474 s

  5. 05

    Ruling

    Bahulā Caturthī, Baoding, 2036: Sunday 10 August.

    confidence: determinate

Say it like this

In Baoding, Bahulā Caturthī 2036 falls on Sunday 10 August. Caturthī runs from 17:55 on Sun 10 Aug to 19:42 on Mon 11 Aug and covers 84 of 166 minutes of sāyāhna that late afternoon. It also reaches the next late afternoon for 166 minutes; by the rule the first late afternoon is taken.

ahargana.org/baoding/festivals/2036/bahula-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 10 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 10 Aug
compat-drikpanchangComparison profileSun 10 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 10thCoveredSāyāhna 11thCoveredRuled
Los Angeles02:55 → 04:4217:02163 min17:010 min10 Aug
Chicago04:55 → 06:4217:08168 min17:070 min10 Aug
Jersey City05:55 → 07:4217:12167 min17:120 min10 Aug
Port of Spain05:55 → 07:4215:56150 min15:560 min10 Aug
London10:55 → 12:4217:33178 min17:320 min10 Aug
Durban11:55 → 13:4215:18131 min15:180 min10 Aug
Dubai13:55 → 15:4216:20157 min16:190 min10 Aug
Delhi15:25 → 17:1216:25159 min16:2547 min10 Aug
Kolkata15:25 → 17:1215:36156 min15:3597 min10 Aug
Singapore17:55 → 19:4216:4980 min16:49146 min10 Aug
Sydney19:55 → 21:4215:140 min15:14129 min11 Aug
Suva21:55 → 23:4215:370 min15:37137 min11 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