Ruling · Tila Caturthī · 2014

Sunday 2 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 5 min 19 s.

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 Sunday 2 February

Taken. The only evening Caturthī reaches.

17:40 sunsetpradoṣa ends 19:30
Caturthī begins 19:24:20
17:1617:4018:0418:2818:5219:1619:40

5 of 110 minutes covered, the last 5

Evening of Monday 3 February

Caturthī is absent from pradoṣa. Not taken.

17:41 sunsetpradoṣa ends 19:31
17:1717:4118:0518:2918:5319:1719:41

0 of 110 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 19:24 on Sun 2 Feb to 17:04 on Mon 3 Feb.

    2014-02-02T11:24:20Z → 2014-02-03T09:04:27Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:40–19:30 on the 2nd, 17:41–19:31 on the 3rd.

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

  3. 03

    Rule

    Caturthī must be present during pradoṣa. It covers 5 of 110 minutes on the 2nd and 0 of 110 on the 3rd.

    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 319 s

  5. 05

    Ruling

    Tila Caturthī, Baoding, 2014: Sunday 2 February.

    confidence: determinate

Say it like this

In Baoding, Tila Caturthī 2014 falls on Sunday 2 February. Caturthī runs from 19:24 on Sun 2 Feb to 17:04 on Mon 3 Feb and covers 5 of 110 minutes of pradoṣa that evening.

ahargana.org/baoding/festivals/2014/tila-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 2 Feb
Ahargaṇa, classicalDisc centre, no refractionSun 2 Feb
compat-drikpanchangComparison profileSun 2 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 2ndCoveredSunset 3rdCoveredRuled
Los Angeles03:24 → 01:0417:24107 min17:250 min2 Feb
Chicago05:24 → 03:0417:07111 min17:080 min2 Feb
Jersey City06:24 → 04:0417:15111 min17:160 min2 Feb
Port of Spain07:24 → 05:0418:1099 min18:110 min2 Feb
London11:24 → 09:0416:51118 min16:530 min2 Feb
Durban13:24 → 11:0418:5384 min18:520 min2 Feb
Dubai15:24 → 13:0418:04104 min18:040 min2 Feb
Delhi16:54 → 14:3418:01105 min18:010 min2 Feb
Kolkata16:54 → 14:3417:25103 min17:260 min2 Feb
Singapore19:24 → 17:0419:2091 min19:200 min2 Feb
Sydney22:24 → 20:0420:000 min19:596 min3 Feb
Suva23:24 → 21:0418:460 min18:4689 min3 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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