Ruling · Skanda Ṣaṣṭhī · 1972

Tuesday 12 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 105 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

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

Midday of Monday 11 December

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:47  12:35 madhyāhna ends
10:5911:2311:4712:1112:3512:5913:23

0 of 48 minutes covered

Midday of Tuesday 12 December

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

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 14:21 on Mon 11 Dec to 14:58 on Tue 12 Dec.

    1972-12-11T06:20:32Z → 1972-12-12T06:57:34Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:47–12:35 on the 11th, 11:48–12:36 on the 12th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 11th and 48 of 48 on the 12th.

    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 6312 s

  5. 05

    Ruling

    Skanda Ṣaṣṭhī, Baoding, 1972: Tuesday 12 December.

    confidence: determinate

Say it like this

In Baoding, Skanda Ṣaṣṭhī 1972 falls on Tuesday 12 December. Ṣaṣṭhī runs from 14:21 on Mon 11 Dec to 14:58 on Tue 12 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1972/skanda-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 12 Dec
Ahargaṇa, classicalDisc centre, no refractionTue 12 Dec
compat-drikpanchangComparison profileTue 12 Dec
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/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 11thCoveredMadhyāhna 12thCoveredRuled
Los Angeles22:21 → 22:5811:2248 min11:230 min11 Dec
Chicago00:21 → 00:5811:2048 min11:210 min11 Dec
Jersey City01:21 → 01:5811:2648 min11:260 min11 Dec
Port of Spain02:21 → 02:5811:3648 min11:360 min11 Dec
London06:21 → 06:5811:3048 min11:300 min11 Dec
Durban08:21 → 08:5811:2548 min11:260 min11 Dec
Dubai10:21 → 10:5811:4848 min11:490 min11 Dec
Delhi11:51 → 12:2811:5048 min11:5137 min11 Dec
Kolkata11:51 → 12:2811:063 min11:0648 min11 Dec
Singapore13:51 → 14:2812:040 min12:0448 min12 Dec
Sydney17:21 → 17:5812:240 min12:2548 min12 Dec
Suva18:21 → 18:5811:350 min11:3648 min12 Dec
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