Ruling · Yama Dīpadāna · 2026

Friday 6 November

Determinatein Chicago, under the Rashtriya Panchang method. Clear of every threshold by 271 minutes.

Decide it for

41°51′ N 87°39′ W · America/Chicago · GeoNames 4887398

The two evenings

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

Evening of Thursday 5 November

Trayodaśī is absent from pradoṣa. Not taken.

16:40 sunsetpradoṣa ends 18:30
16:1616:4017:0417:2817:5218:1618:4019:04

0 of 111 minutes covered

Evening of Friday 6 November

Taken. The only evening Trayodaśī reaches.

16:38 sunsetpradoṣa ends 18:29
16:1416:3817:0217:2617:5018:1418:3819:02

111 of 111 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Trayodaśī runs from 23:01 on Thu 5 Nov to 23:18 on Fri 6 Nov.

    2026-11-06T05:01:09Z → 2026-11-07T05:18:24Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 16:40–18:30 on the 5th, 16:38–18:29 on the 6th.

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

  3. 03

    Rule

    Trayodaśī must be present during pradoṣa. It covers 0 of 111 minutes on the 5th and 111 of 111 on the 6th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 16255 s

  5. 05

    Ruling

    Yama Dīpadāna, Chicago, 2026: Friday 6 November.

    confidence: determinate

Say it like this

In Chicago, Yama Dīpadāna 2026 falls on Friday 6 November. Trayodaśī runs from 23:01 on Thu 5 Nov to 23:18 on Fri 6 Nov and covers all of pradoṣa that evening.

ahargana.org/chicago/festivals/2026/yama-dipadana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 6 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 6 Nov
compat-drikpanchangComparison profileFri 6 Nov
No institution has a recorded ruling for Chicago.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/yama-dipadana · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Kṛṣṇa · Trayodaśī
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“K 13 Yama dipadana (pradosa).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceTrayodaśīSunset 6thCoveredSunset 7thCoveredRuled
Los Angeles21:01 → 21:1816:55107 min16:540 min6 Nov
Chicago23:01 → 23:1816:38111 min16:370 min6 Nov
Jersey City00:01 → 00:1816:46110 min16:450 min6 Nov
Port of Spain01:01 → 01:1817:4098 min17:400 min6 Nov
London05:01 → 05:1816:24117 min16:230 min6 Nov
Durban07:01 → 07:1818:2285 min18:220 min6 Nov
Dubai09:01 → 09:1817:35103 min17:340 min6 Nov
Delhi10:31 → 10:4817:32105 min17:320 min6 Nov
Kolkata10:31 → 10:4816:56102 min16:560 min6 Nov
Singapore13:01 → 13:1818:5096 min18:500 min6 Nov
Sydney16:01 → 16:1819:2783 min19:280 min6 Nov
Suva17:01 → 17:1818:1589 min18:150 min6 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
yama-dipadana@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s