Ruling · Tila Caturthī · 1935

Wednesday 6 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 244 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Wednesday 6 February

Taken. The only evening Caturthī reaches.

17:44 sunsetpradoṣa ends 19:33
17:2017:4418:0818:3218:5619:2019:44

109 of 109 minutes covered

Evening of Thursday 7 February

Caturthī is absent from pradoṣa. Not taken.

17:45 sunsetpradoṣa ends 19:33
17:2117:4518:0918:3318:5719:2119:45

0 of 109 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Caturthī runs from 13:39 on Wed 6 Feb to 10:41 on Thu 7 Feb.

    1935-02-06T05:39:18Z → 1935-02-07T02:41:04Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:44–19:33 on the 6th, 17:45–19:33 on the 7th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturthī must be present during pradoṣa. It covers 109 of 109 minutes on the 6th and 0 of 109 on the 7th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

    Only one evening qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 14664 s

  5. 05

    Ruling

    Tila Caturthī, Baoding, 1935: Wednesday 6 February.

    confidence: determinate

Say it like this

In Baoding, Tila Caturthī 1935 falls on Wednesday 6 February. Caturthī runs from 13:39 on Wed 6 Feb to 10:41 on Thu 7 Feb and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/1935/tila-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 6 Feb
Ahargaṇa, classicalDisc centre, no refractionWed 6 Feb
compat-drikpanchangComparison profileWed 6 Feb
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/tila-chaturthi · ruleset 2026.3-draft

Month
Māgha, amānta
Pakṣa · aṅga
Śukla · Caturthī
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 105

“S 4 Tila caturthi and Kunda caturthi (pradosavyapini), Varada caturthi (Bengal & Orissa), Ganesa caturthi, Ganesa jayanti (madhyahnavyapini purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturthīSunset 6thCoveredSunset 7thCoveredRuled
Los Angeles21:39 → 18:4117:2874 min17:290 min6 Feb
Chicago23:39 → 20:4117:11110 min17:120 min6 Feb
Jersey City00:39 → 21:4117:19110 min17:200 min6 Feb
Port of Spain01:39 → 22:4118:1198 min18:120 min6 Feb
London05:39 → 02:4116:57117 min16:590 min6 Feb
Durban07:39 → 04:4118:5185 min18:500 min6 Feb
Dubai09:39 → 06:4118:06103 min18:070 min6 Feb
Delhi11:09 → 08:1118:03104 min18:040 min6 Feb
Kolkata11:09 → 08:1117:27102 min17:280 min6 Feb
Singapore12:59 → 10:0118:4196 min18:410 min6 Feb
Sydney15:39 → 12:4118:5783 min18:560 min6 Feb
Suva17:39 → 14:4118:4589 min18:450 min6 Feb
Profile · tradition
pac-rp@2026.1 · smarta
Rule
tila-chaturthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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