Ruling · Skanda Ṣaṣṭhī · 2017

Friday 24 November

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 35 minutes.

Decide it for

DaqingDelhiKolkataSingaporeSydneyJersey City

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

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

Midday of Friday 24 November

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:02  11:50 madhyāhna ends
10:1410:3811:0211:2611:5012:1412:38

48 of 48 minutes covered

Midday of Saturday 25 November

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:03  11:51 madhyāhna ends
Ṣaṣṭhī ends 10:27:50
10:1510:3911:0311:2711:5112:1512:39

0 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 08:05 on Fri 24 Nov to 10:28 on Sat 25 Nov.

    2017-11-24T00:04:37Z → 2017-11-25T02:27:51Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:02–11:50 on the 24th, 11:03–11:51 on the 25th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.

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

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 2095 s

  5. 05

    Ruling

    Skanda Ṣaṣṭhī, Daqing, 2017: Friday 24 November.

    confidence: determinate

Say it like this

In Daqing, Skanda Ṣaṣṭhī 2017 falls on Friday 24 November. Ṣaṣṭhī runs from 08:05 on Fri 24 Nov to 10:28 on Sat 25 Nov and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/2017/skanda-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 24 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 24 Nov
compat-drikpanchangComparison profileFri 24 Nov
No institution has a recorded ruling for Daqing.

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 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles16:05 → 18:2811:1648 min11:160 min24 Nov
Chicago18:05 → 20:2811:1348 min11:140 min24 Nov
Jersey City19:05 → 21:2811:1948 min11:190 min24 Nov
Port of Spain20:05 → 22:2811:2948 min11:290 min24 Nov
London00:05 → 02:2811:2348 min11:230 min24 Nov
Durban02:05 → 04:2811:1948 min11:190 min24 Nov
Dubai04:05 → 06:2811:4148 min11:420 min24 Nov
Delhi05:35 → 07:5811:4448 min11:440 min24 Nov
Kolkata05:35 → 07:5810:5948 min10:590 min24 Nov
Singapore08:05 → 10:2812:2748 min12:280 min24 Nov
Sydney11:05 → 13:2812:1848 min12:1848 min24 Nov
Suva13:05 → 15:2812:2912 min12:2948 min24 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

About Ahargaṇa