Ruling · Tila Caturthī · 2072

Sunday 24 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 196 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 Saturday 23 January

Caturthī is absent from pradoṣa. Not taken.

17:28 sunsetpradoṣa ends 19:21
17:0417:2817:5218:1618:4019:0419:2819:52

0 of 112 minutes covered

Evening of Sunday 24 January

Taken. The only evening Caturthī reaches.

17:29 sunsetpradoṣa ends 19:22
17:0517:2917:5318:1718:4119:0519:2919:53

112 of 112 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 22:37 on Sat 23 Jan to 01:12 on Mon 25 Jan.

    2072-01-23T14:36:38Z → 2072-01-24T17:11:50Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 17:28–19:21 on the 23rd, 17:29–19:22 on the 24th.

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

  3. 03

    Rule

    Caturthī must be present during pradoṣa. It covers 0 of 112 minutes on the 23rd and 112 of 112 on the 24th.

    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 11756 s

  5. 05

    Ruling

    Tila Caturthī, Baoding, 2072: Sunday 24 January.

    confidence: determinate

Say it like this

In Baoding, Tila Caturthī 2072 falls on Sunday 24 January. Caturthī runs from 22:37 on Sat 23 Jan to 01:12 on Mon 25 Jan and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2072/tila-chaturthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 24 Jan
Ahargaṇa, classicalDisc centre, no refractionSun 24 Jan
compat-drikpanchangComparison profileSun 24 Jan
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 23rdCoveredSunset 24thCoveredRuled
Los Angeles06:37 → 09:1217:14109 min17:150 min23 Jan
Chicago08:37 → 11:1216:54114 min16:550 min23 Jan
Jersey City09:37 → 12:1217:03113 min17:040 min23 Jan
Port of Spain10:37 → 13:1218:0699 min18:070 min23 Jan
London14:37 → 17:1216:33122 min16:3537 min23 Jan
Durban16:37 → 19:1218:5883 min18:5814 min23 Jan
Dubai18:37 → 21:1217:5665 min17:57105 min24 Jan
Delhi20:07 → 22:4217:520 min17:53107 min24 Jan
Kolkata20:07 → 22:4217:180 min17:19104 min24 Jan
Singapore22:37 → 01:1219:180 min19:1896 min24 Jan
Sydney01:37 → 04:1220:060 min20:0581 min24 Jan
Suva02:37 → 05:1218:480 min18:4888 min24 Jan
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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