Ruling · Skanda Ṣaṣṭhī · 2025

Tuesday 25 November

Determinatein Chicago, under the Rashtriya Panchang method. Clear of every threshold by 14 minutes.

Decide it for

ChicagoDelhiKolkataSingaporeSydneyJersey City

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

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Tuesday 25 November

Taken. Both middays qualify; the rule takes the first.

madhyāhna begins 11:14  12:02 madhyāhna ends
Ṣaṣṭhī begins 11:27:31
10:2610:5011:1411:3812:0212:2612:50

34 of 48 minutes covered, the last 34

Midday of Wednesday 26 November

Qualifies with 48 of 48 minutes. Not taken.

madhyāhna begins 11:14  12:02 madhyāhna ends
Ṣaṣṭhī ends 12:32:30
10:2610:5011:1411:3812:0212:2612:50

48 of 48 minutes covered

Ṣaṣṭhī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 11:28 on Tue 25 Nov to 12:33 on Wed 26 Nov.

    2025-11-25T17:27:32Z → 2025-11-26T18:32:31Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:14–12:02 on the 25th, 11:14–12:02 on the 26th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 34 of 48 minutes on the 25th and 48 of 48 on the 26th.

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

  4. 04

    Tie-break

    Both middays qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 838 s

  5. 05

    Ruling

    Skanda Ṣaṣṭhī, Chicago, 2025: Tuesday 25 November.

    confidence: determinate

Say it like this

In Chicago, Skanda Ṣaṣṭhī 2025 falls on Tuesday 25 November. Ṣaṣṭhī runs from 11:28 on Tue 25 Nov to 12:33 on Wed 26 Nov and covers 34 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 48 minutes; by the rule the first midday is taken.

ahargana.org/chicago/festivals/2025/skanda-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 25 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 25 Nov
compat-drikpanchangComparison profileTue 25 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/skanda-shashthi · ruleset 2026.3-draft

Month
Mārgaśīrṣa, amānta
Pakṣa · aṅga
Śukla · Ṣaṣṭhī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMadhyāhna 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles09:28 → 10:3311:1648 min11:160 min25 Nov
Chicago11:28 → 12:3311:1434 min11:1448 min25 Nov
Jersey City12:28 → 13:3311:190 min11:2048 min26 Nov
Port of Spain13:28 → 14:3311:290 min11:2948 min26 Nov
London17:28 → 18:3311:230 min11:2448 min26 Nov
Durban19:28 → 20:3311:190 min11:1948 min26 Nov
Dubai21:28 → 22:3311:420 min11:4248 min26 Nov
Delhi22:58 → 00:0311:440 min11:4448 min26 Nov
Kolkata22:58 → 00:0310:590 min11:0048 min26 Nov
Singapore01:28 → 02:3312:280 min12:2848 min26 Nov
Sydney04:28 → 05:3312:180 min12:1948 min26 Nov
Suva05:28 → 06:3311:290 min11:3048 min26 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
skanda-shashthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s