Ruling · Tila Caturthī · 2068

Monday 6 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 429 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 Monday 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 Tuesday 7 February

Caturthī is absent from pradoṣa. Not taken.

17:46 sunsetpradoṣa ends 19:34
17:2217:4618:1018:3418:5819:2219:46

0 of 108 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 10:36 on Mon 6 Feb to 07:26 on Tue 7 Feb.

    2068-02-06T02:35:45Z → 2068-02-06T23:25:50Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:44–19:33 on the 6th, 17:46–19:34 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 108 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 25722 s

  5. 05

    Ruling

    Tila Caturthī, Baoding, 2068: Monday 6 February.

    confidence: determinate

Say it like this

In Baoding, Tila Caturthī 2068 falls on Monday 6 February. Caturthī runs from 10:36 on Mon 6 Feb to 07:26 on Tue 7 Feb and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2068/tila-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 6 Feb
Ahargaṇa, classicalDisc centre, no refractionMon 6 Feb
compat-drikpanchangComparison profileMon 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 Angeles18:36 → 15:2617:280 min17:290 min5 Feb
Chicago20:36 → 17:2617:1214 min17:130 min6 Feb
Jersey City21:36 → 18:2617:2066 min17:210 min6 Feb
Port of Spain22:36 → 19:2618:1274 min18:120 min6 Feb
London02:36 → 23:2616:58116 min17:000 min6 Feb
Durban04:36 → 01:2618:5085 min18:500 min6 Feb
Dubai06:36 → 03:2618:07103 min18:070 min6 Feb
Delhi08:06 → 04:5618:04104 min18:050 min6 Feb
Kolkata08:06 → 04:5617:28102 min17:280 min6 Feb
Singapore10:36 → 07:2619:2096 min19:210 min6 Feb
Sydney13:36 → 10:2619:5683 min19:560 min6 Feb
Suva14:36 → 11:2618:4590 min18:440 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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